Role & Team

As a Senior Engineer, you will have a direct impact on the development of core geospatial products and internal data-processing and annotation tools at Overstory. 

Your breadth of skills will allow you to set a technical vision for the development of the web applications, ETL pipelines, and backend services owned by these teams.

You’ll partner with product managers, external resources, and your team members to execute this vision.

Time zone requirement: Europe (GMT/WET, CET, EET) and North America (NST, AST, EST, CST, MST, PST)

What You’ll Do

• Explore best practices to combine coding agents with software craftsmanship and teach other engineers these practices
• Optimize the orchestration of several object detection and image alignment models
• Design and maintain robust data and feature pipelines for millions of geospatial entities
• Contribute to the technical vision for the development of our internal annotation and QA web applications
• Work closely with your Product Manager to discover and propose new products to solve use cases such as anticipating the impact of an outage at a particular locatio

Skills & Experience

• 5+ years of experience as a senior software engineer 
• Skilled in designing ETL pipelines with near-real-time orchestration, in Python.
• Strong background building and maintaining scalable web-applications with React, FastAPI, PostgreSQL
• Experience with XP practices such as TDD or trunk based development. The team would be new to these practices
• Strong communication skills and ability to explain complex technical concepts to various audience

Nice To Have

• Experience with the Geospatial ecosystem such as PostGIS, Geopandas or Deck.GL
• Experience with Dagster, Airflow or similar orchestration frameworks
• Experience with building web-applications tailored for repeatable human or agentic workflows
• Experience working in B2B, in particular with electrical utilities

Note: We believe that all people are capable of great things. We encourage you to apply even if you do not meet all of the requirements that are listed within this job description.

What We Offer

• Competitive, location-specific compensation and benefits 
• Flexible, autonomous and collaborative working environment rooted in trust - we build our work days around our lives, not the other way around
• Home office stipend, coworking and ongoing education budgets 
• A company culture that genuinely embodies each of our core values
• To be part of truly mission-driven work that reduces wildfires, protects earth’s natural resources and helps solve our climate crisis

What we are looking for:

We’re looking for an experienced and hands-on HR Manager to lead People operations across Europe and Asia-Pacific. This role flexible to be based in either Hoofddorp, Netherlands or Frankfurt, Germany or Stockholm, Sweden. This role supports employees across the Netherlands, Sweden, the United Kingdom, France, Germany, Malaysia, and other growing regions.

As Airspace continues to expand internationally, this role will play a critical part in scaling our People function and enhancing the employee experience across regions. You’ll serve as a strategic advisor to the Chief of Staff and collaborate closely with our HR Director to ensure global alignment on policies, programs, systems, and best practices.

The ideal candidate is a dynamic HR professional who thrives in a fast-paced, global environment, someone who combines a deep understanding of regional employment laws with a passion for building culture, improving processes, and delivering operational excellence.

Role Description & Key Responsibilities:

• Lead and scale the HR function for Airspace’s Europe and APAC operations, ensuring compliance, efficiency, and a consistent employee experience across all regions.
• Manage and coach the HR Officer in Malaysia, providing mentorship, guidance, and alignment on company-wide initiatives and HR best practices.
• Partner with global HR counterparts to align policies, programs, and systems for a cohesive, one-Airspace approach to People operations.
• Serve as a strategic advisor to the Chief of Staff and senior leaders on organizational design, workforce planning, and HR best practices.
• Partner with Global Payroll Specialist ensuring accuracy, compliance, and operational excellence.
• Oversee global benefits administration, ensuring accuracy, regulatory compliance, and a seamless, efficient experience for employees across all countries.
• Enhance company culture by promoting engagement, recognition, and collaboration across distributed teams.
• Build strong relationships with managers and employees, providing expert guidance on employee relations, performance management, and conflict resolution.
• Develop and refine policies and procedures that improve efficiency, compliance, and the employee experience, ensuring alignment with global standards.
• Partner with Senior Corporate Recruiter and help drive recruiting efforts and liaise with  hiring managers to align on hiring strategies and support local recruitment efforts.
• Drive sustainable HR system management (e.g., Rippling), ensuring data integrity and consistent adoption across all regions.
• Ensure adherence to all local labor laws and regulations, particularly Dutch labor law (knowledge of German and Swedish labor law is a plus).
• Foster a strong cross-regional partnership between Europe, APAC, and U.S. headquarters to share insights, promote consistency, and advance company-wide initiatives.
• Drive change management efforts and act as a culture ambassador, ensuring Airspace remains a safe, compliant, and equitable workplace.

Ideal Background and Skills:

• 5+ years of Human Resources experience within Europe and Asia; experience working for multinational corporations preferred
• BA/BS degree (or equivalent) in Human Resource Management or related field
• High proficiency with HR information systems 
• Experience with Microsoft Office / Google Suite applications and comfort using data to complete analyses, drive recommendations and provide executive-level reporting
• Must be fluent in English and Dutch languages. German language skills are a plus
• Excellent verbal, written, and interpersonal communication skills; comfortable working with senior business partners on a daily basis
• Strong project management experience coupled with self-motivation and ability to effectively prioritize to meet business needs
• Positive attitude and comfortable working in a fast-paced, high-growth environment with people from different geographies and backgrounds

Compensation & Benefits:  

• Salary range: €75,000 - €85,000 or local equivalent
• Strong compensation & holistic benefit package: Competitive salary with opportunities for advancement, and more. Benefits include pension plan, holiday/vacation plan, company fitness plan, etc.
• Freedom & flexibility: Role is hybrid with flexible requirements regarding office attendance and encourages creativity, self-responsibility and self-development in scoping and executing the key responsibilities
• Excellent culture with fantastic colleagues: An international team of highly skilled and for all motivated team members are there to make your day

Title: Senior Software Engineer

Location: Sweden, Stockholm or Canada; Toronto (hybrid work model)

Experience: Senior

Job Function:  Engineering 

Employment Type: Full-Time

Industry: Computer Network & Security

About the position

Keyfactor is looking for a highly capable and motivated Senior (Java) Software Engineer to join one of our agile teams. Your primary focus, together with the team is to support the continued growth of our flagship PKI Product offering. You have demonstrable experience in developing professional Java-based systems and have probably had a core engineering role in a product business. While an experience or an interest in this PKI, is meriting, it is more important for us to find someone who is passionate and capable, with the right mindset to be a part of helping us scale and become increasingly self-organizing. 

Job Responsibilities

• Design, implement, and maintain software features and functionality. 
• Conduct code reviews, pull requests and ensure adherence to coding standards. 
• Work closely with other engineers and cross-functional teams to solve complex problems. 
• Contribute to the improvement of software development processes and practices. 
• Identify and resolve technical issues and performance bottlenecks. 
• Provide guidance and support to less experienced engineers. 
• Work closely with the Quality Assurance teams and participate in QA efforts when needed. 
• Participate in internal and external product support when needed. 
• Contribute to technical documentation and project reports. 
• Engage in Agile ceremonies and contribute to iterative development processes. 

Minimum Qualification, Education, and Skills

Capabilities

• Excellent knowledge of Java software development and architecture.
• Strong experience of Java Enterprise (Jakarta EE).
• Deep knowledge of databases/SQL.
• Good knowledge of Linux.
• Knowledge of web application server and container deployment.
• Good knowledge of RESTful API.
• Extensive knowledge of software development in Agile environments. 
• Knowledge and experience in developing secure software. 
• Good knowledge of quality assurance methodologies and the system development life cycle. 
• Strategic thinking, exceptional problem-solving abilities, high-level proficiency in relevant tools and technologies.
• Proficiency in design patterns, strong architectural skills, and advanced debugging abilities.
• Ability to lead complex projects, drive strategic initiatives, and influence decision-making. 
• Ability to take ownership of complex tasks, mentor team members, and drive technical improvements.
• Deep knowledge of software architecture principles, code optimization, and continuous integration practices.

Leadership & Ownership

• Ability to lead complex technical initiatives and influence technical decision-making.
• Strong sense of ownership, with the ability to drive complex tasks to completion.
• Experience mentoring engineers and driving continuous technical improvement.

Who You Are

• Open-minded, adaptable team player who actively contributes to collaboration and knowledge sharing.
• Strong communicator with excellent interpersonal skills, effective with both technical and non-technical stakeholders. 
• Self-driven, action-oriented, and comfortable working both independently and collaboratively.
• Customer-focused mindset with a passion for delivering high-quality, impactful solutions.
• Positive, solution-oriented attitude with a strong sense of accountability.
• Excellent analytical skills, able to break down complex problems into actionable solutions. 
• Highly organized and able to manage priorities in fast-paced environments.

Experience

• Proven track record of working in Agile environments, with strong familiarity with Agile methodologies, tools, and best practices. 
• Demonstrated ability to mentor and support less experienced engineers, acting as a role model within the team. 
• Extensive knowledge of industry trends, company strategy, and cross-functional processes. 
• Strong command of English, both written and spoken, with the ability to communicate clearly in a professional environment. 
• Experience or knowledge in Public Key Infrastructure (PKI) is considered a strong advantage, but not required. 
• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field, or equivalent practical experience. 
• Strong demonstrable experience in software engineering or a related field. 

  #LI-NA1

Title: Software QA Lead

Location: Sweden, Stockholm (Hybrid work model)

Job Function:  Engineering 

Employment Type: Full-Time

Industry: Computer Network & Security

About the position

The QA Lead is responsible for overseeing the QA strategy, planning and leading complex test projects to completion, coordinating efforts between the QA team and cross-functional team members, while ensuring that all testing is appropriate and aligned with project goals. This role also involves providing guidance to the cross-functional team in software testing best practices. 

RESPONSIBILITIES

• Create and evolve the QA strategy for your product area.
• Introduce and take ownership of quality and testing metrics for your product area.  
• Oversee QA activities for major product features, ensuring appropriate and high-fidelity testing.  
• Coordinate testing efforts between QA team members and cross-functional teams.
• Provide guidance to QA team members in best practices and methodologies. 
• Lead the development and execution of test plans and test cases for critical features. 
• Collaborate with product and development teams to resolve complex defects. 
• Contribute to the continuous improvement of QA processes and tools.
• Ensure that all QA activities are completed on schedule and meet quality benchmarks.
• Introduce and take ownership of quality and testing metrics for your product area.
• Contribute to product testing and lead concerted test execution throughout the SDLC. 

SKILLS AND QUALIFICATIONS

• Bachelor’s degree in Computer Science, Engineering, or a related field or equivalent experience. 
• Prior success in a software testing and/or test automation role. 
• Strong analytical skills, deep understanding of testing methodologies, and excellent communication. 
• Ability to lead complex testing efforts by coordinating with cross-functional teams.
• Knowledgeable in industry trends in software testing. 
• In-depth knowledge of QA processes, test automation, and software development methodologies. Strong demonstrable experience in QA engineering.
• Fluency in English language, verbal and written.    #LI-NA1

The mission of Speechify is to make sure that reading is never a barrier to learning.

Over 50 million people use Speechify’s text-to-speech products to turn whatever they’re reading – PDFs, books, Google Docs, news articles, websites – into audio, so they can read faster, read more, and remember more. Speechify’s text-to-speech reading products include its iOS app, Android App, Mac App, Chrome Extension, and Web App. Google recently named Speechify the Chrome Extension of the Year and Apple named Speechify its Design award winner for inclusivity for 2025.

Today, nearly 200 people around the globe work on Speechify in a 100% distributed setting – Speechify has no office. These include frontend and backend engineers, AI research scientists, and others from Amazon, Microsoft, and Google, leading PhD programs like Stanford, high growth startups like Stripe, Vercel, Bolt, and many founders of their own companies.

Overview

With the growth of our Android app, being the most used text-to-speech app in the Play Store, we find the need for a Senior Android Engineer to help us support the new user base as well as work on new and exciting projects to push us forward.   

This is a key role and ideal for someone who thinks strategically, enjoys fast-paced environments, passionate about making product decisions, and has experience building great user experiences that delight users.

We are a flat organization that allows anyone to become a leader by showing excellent technical skills and delivering results consistently and fast. Work ethic, solid communication skills, and obsession with winning are paramount. 

Our interview process involves several technical interviews and we aim to complete them within 1 week. 

What You’ll Do

• Owning major features and working closely with our design team - take ownership of features inside the app and become responsible of delivering high quality features
• Shape the future of our Android team
• Own, maintain and improve reliability metrics for key features
• Participate in discussions across different teams - Product, Design, Engineering
• Review pull requests, and support other teammates
• Handle critical issues or cope with unexpected challenges 
• Take ownership of feature releases and provide nightly builds for the QA team

An Ideal Candidate Should Have

• 5+ years of software engineering experience
• Familiarity with Android components
• Experience building or contributing to at least one Android app
• Product design intuition and user empathy
• Drive to push the boundaries of Android UI/UX
• Understanding of the importance of tests and how to approach writing tests
• Self-drive to improve the app and codebase above and beyond what's outlined in the spec
• Rock solid experience with Kotlin, Kotlin Coroutines, Kotlin Flow, Dagger 2, MVVM, Clean Architecture, Background Services, Music Player Service, Android Animations, Jetpack Navigation, JUnit tests
• Excellent communication skills
• User oriented problem solving approach
• Driven with continuous feedback from leaders

Bonus:

• Experience building, maintaining, or otherwise contributing to open source projects in Android
• Experience with iOS, Web or NodeJS

Technologies we use:

• Kotlin
• Kotlin Coroutines
• Kotlin Flow
• Jetpack Navigation
• Dagger 2
• Room
• Custom Views, Canvas & Paint
• Jetpack Compose
• JUnit

What We offer:

• A fast-growing environment where you can help shape the company and product.
• An entrepreneurial-minded team that supports risk, intuition, and hustle.
• A hands-off management approach so you can focus and do your best work.
• An opportunity to make a big impact in a transformative industry.
• Competitive salaries, a friendly and laid-back atmosphere, and a commitment to building a great asynchronous culture.
• Opportunity to work on a life-changing product that millions of people use.
• Build products that directly impact and support people with learning differences like dyslexia, ADD, low vision, concussions, autism, and more.
• Work in one of the fastest growing sectors of tech, the intersection of artificial intelligence and audio.

Think you’re a good fit for this job? 

Tell us more about yourself and why you're interested in the role when you apply.
And don’t forget to include links to your portfolio and LinkedIn.

Not looking but know someone who would make a great fit? 

Refer them! 

Speechify is committed to a diverse and inclusive workplace. 

Speechify does not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status.

Required:

• 3+ in Windows desktop application development using Windows App SDK, WinUI (or similar), C#, XAML — and ideally additional experience with native Windows code (C++, Win32/WinRT/COM).
• Deep understanding of Windows application architecture, including interop between managed code (.NET) and native code.
• Proven track record of designing, building, and shipping production-quality desktop applications, with an emphasis on reliability, performance, scalability, and maintainability.
• Strong experience with accessibility APIs on Windows (e.g. Microsoft UI Automation or similar), and a dedication to building accessible and inclusive software.
• Excellent software engineering fundamentals: OOP, design patterns, data structures, algorithms, memory management, multi-threading or asynchronous programming (where relevant).
• Experience leading technical design, mentoring other engineers, conducting code reviews, and making architecture-level decisions.
• Strong communication skills; ability to articulate tradeoffs, collaborate with cross-functional teams, and drive consensus.
• A user-centric mindset: focus on building polished, intuitive, and accessible experiences for end users.

Preferred / Bonus:

• Experience with writing automated tests for UI — unit tests, integration tests, UI automation tests; familiarity with relevant testing frameworks.
• Experience with performance optimization for desktop apps (memory usage, startup time, rendering performance, high-DPI support, responsiveness under load).
• Experience with localization/globalization, right-to-left UI support, internationalization, accessibility for multiple regions.
• Familiarity with telemetry, analytics, crash reporting, logging, and error monitoring in desktop applications.
• Previous experience in shaping CI/CD workflows, release pipelines, and deployment strategies for desktop applications.
• Demonstrated ability to take ownership of feature areas or modules and drive them long-term, including maintenance, refactoring, and technical debt management.

What we offer

• A high-impact role: you will define architecture, shape the future of our Windows product, and directly influence what millions of users see and experience.
• A collaborative, flat-structure engineering culture — you are not just a coder, but a builder and a decision-maker.
• Opportunities to lead — mentor others, steer technical direction, and grow into broader technical leadership (e.g. Tech Lead, Architect).
• Flexibility, autonomy, and responsibility: you define how to solve problems, own features end-to-end, and contribute to long-term product vision.
• A purpose-driven mission: building software that’s reliable, accessible, and user-centered — making a real difference for people.                  

Think you’re a good fit for this job? 

Tell us more about yourself and why you're interested in the role when you apply.
And don’t forget to include links to your portfolio and LinkedIn.

Not looking but know someone who would make a great fit? 
Refer them! 

Speechify is committed to a diverse and inclusive workplace. 
Speechify does not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status.

Senior Software Engineer (Full-Stack) 

Who We Are and What We Do  

At SilverRail, we're on a mission to reshape the way the world travels, and we're inviting you to be part of this journey. Rail is becoming the go-to choice for short and medium-haul travel worldwide, and we're here to help make it happen. 

In the face of the ongoing climate crisis, our vision is crystal clear. We are transforming the online customer experience for rail travel, making it easier than ever for customers to find, buy and use rail. Our cutting-edge technology is the backbone of rail and travel agencies worldwide, making it effortless for travellers to choose the eco-friendly option and reduce their carbon footprint.  

We have over 15 years of trailblazing success behind us, and our teams are spread across the globe, with bases in London, Boston, Brisbane, and Stockholm. We thrive on the philosophy of 'fail-fast-fail-early,' which drives us to find ingenious solutions to complex challenges. 

Join us, and help shape the future of travel! 

The Role  

As a Senior Full-Stack Software Engineer, you will play a key role in designing, building, and maintaining high-quality software solutions that support our evolving platform. Our team in Stockholm build products that are used by multiple API customers and travel agencies, enabling easy, accessible and frictionless rail ticketing across Europe. 
 
Working closely and cross-functionally, you will help translate business requirements into scalable, reliable technical solutions. You will contribute across the full development lifecycle, from requirements analysis and system design through implementation, testing, deployment, and ongoing optimization, all while applying best practices in code quality, maintainability, and performance. 
 

You will work in a collaborative Agile environment, actively participating in Sprint planning, backlog refinement, daily stand-ups, reviews, and retrospectives. As a senior member of the team, you will bring strong technical expertise and a passion for clean, maintainable code while contributing to architectural discussions, mentoring teammates, and continuously improving engineering practices. You will help ensure that new features meet the Definition of Done and that each Sprint delivers meaningful, high-quality value. 

Key Responsibilities  

• Analyse requirements and translate functional specifications into well-designed, scalable software components. 

• Design, implement, and maintain application features, contributing to both backend and frontend solutions. 

• Write clean, readable, and maintainable code that follows established engineering standards and best practices. 

• Develop and maintain comprehensive unit and integration tests to ensure reliability and maintain strong test coverage. 

• Produce and maintain clear technical documentation to support maintainability and knowledge sharing. 

• Design, implement and evolve REST and SOAP APIs to support internal services and external integrations. 

• Build and maintain modular, testable Spring/Java-based middleware applications that align with architectural standards. 

• Contribute to the design and architecture of applications and services, helping evaluate technical solutions and trade-offs. 

• Collaborate with cross-functional team members, including Product Managers, QA, Tech Ops and Platform Engineering, to deliver high-quality features within each Sprint. 

• Participate in Agile ceremonies, code reviews, and continuous improvement initiatives to ensure features meet the Definition of Done and engineering standards.   

Required Competence and Skills 

• Strong knowledge and experience with Java 17+, Spring and Spring Boot frameworks. 

• Experience running microservices in the cloud, specifically with AWS, Docker and Kubernetes. 

• Experience of Hibernate and relational databases including MySQL.    

• Experience building JSON and XML based APIs. 

• Strong knowledge of RESTful principles.  

• Experience with UI technologies including JavaScript/TypeScript 

• Experience with UI frameworks including React.JS 

• Experience working in an Agile (Scrum) environment. 

• Familiarity with design patterns, SOLID and TDD 

• Experience using Git/GitLab managing CI/CD pipelines. 

• Minimum 5 years of hands-on work experience.   

• BSc in Computer Science or equivalent experience. 

• Fluent in English both written and spoken. 

• Strong analytical and problem-solving capabilities. 

• Comfortable working in a fast-paced environment while finding solutions to complex challenges. 

Why us?  

• We utilise a hybrid working model, providing equipment for home working so you can work 2-3 days per week at home and 2-3 days per week in our beautiful central Stockholm office.  

• We are part of the Tech Sverige and Almega organisations offering a strong collective working agreement. 

• We provide a wealth of career development opportunities with training that is individual, focused on improving your skills and helping you become the best professional you can be.  

• Our team’s health and wellness is genuinely important to us, so we provide a generous annual Wellbeing Allowance for you to use. 

• A unique opportunity to work for a tech company that is helping the environment by revolutionising the way we travel.  

Our values are simple: Do Good by working for a better tomorrow; Think Big Act Smart by being curious, adaptable and data-driven; and remember that through collaboration we will always be Stronger Together.  

*We are a neurodiverse employer and are working hard to improve our recruitment processes, so if there is any way that we can make the recruitment experience better for you then please let us know in your application - all information will be treated as strictly confidential*  

Your role:

• Schedule, Plan and Conduct Site Visits: Site Selection Visits, Site Initiation Visits, Interim Monitoring Visits and Site Close-out Visits.
• Write Reports and Investigator Follow-up Letters for Site Visits: Site Selection Visits, Site Initiation Visits, Interim Monitoring Visits and Site Close-out Visits.
• Manages the progress of assigned studies by tracking regulatory/ IRB submissions and approvals, recruitment and enrolment, CRF completion and submission, and data query generation and resolution
• Provide project updates to project management team.
• Organize delivery of investigational product, laboratory supplies, CRFs and other study specific materials to and from the clinical sites.
• Perform investigational product inventory and ensure return of unused investigational product to designated location or verify destruction as required.
• Assists with, prepare for, and attends Investigator Meetings for assigned studies.
• Review study documents for compliance with protocol, ICH GCP guidelines, Protocol Deviations/Violations and Waivers, review study documents for subject safety events; escalate issues at site to project management.
• Collect and review essential study documents from site for filing in eTMF.
• Administers protocol and related study training to assigned sites and establishes regular lines of communication with sites to manage ongoing project expectations and issues.
• Evaluates quality and integrity of study site practices related to the proper conduct of the study and ensure adherence to applicable regulations.
• Compliances: Follow international GCP guidelines/regulations and SOPs for executing clinical studies. Participates in the planning of quality assurance activities and coordinates resolution of audit findings.
• Assists the Clinical Trial Manager with clinical operations activities by overseeing resource allocation, reviewing site performance, providing feedback to CRAs and CTAs, resolving issues, performing review and oversight of site visit reports.
• May review protocols, eCRFs, study manuals and other study related documents, as requested by the Clinical Trial Manager.
• May conduct on-site evaluation visits and on-site training of CRAs
• Lead and partake in regular team meeting / teleconferences.
• Assist, as appropriate, with reporting site performance regarding timelines and deliverables during project team meetings and assist with providing and compiling feedback for analysis of overall study performance.
• May serve as mentor to associates on the subject of job performance, trainings and professional growth.
• Other duties as assigned. 

Your Profile:

• Bachelor’s Degree in biomedical sciences or related scientific discipline
• Fluent English (oral and written) and applicable local business language.
• Minimum three years of monitoring experience, more experience preferred, with a combination of clinical research coordinator and or other relevant clinical research experience.
• Sound knowledge of medical terminology and advanced proficiency in clinical monitoring process.
• Ability to travel up to 70%, depending on project requirements.
• Good knowledge and understanding of ICH GCP and worldwide applicable regulatory requirements
• Good leadership, planning, project management skills, verbal communication skills, and written communication skills.
• Knowledge and experience with MS Office suite (at a minimum Word, PowerPoint and Excel).

If you have the experience required and want to join an energetic, creative, and collaborative team, please apply directly to our website at https://biorasi.com or email us at careers@biorasi.com.