Vonage Applications:

Our Applications business unit focuses on delivering a suite of advanced communication tools designed to enhance customer engagement. From cloud contact centers to feature-rich unified communications solutions, our Applications team is dedicated to providing businesses with the tools they need to streamline operations and improve customer experiences.

Why this role matters:

Join our growing group at Vonage, where we build cutting-edge web applications that power real-time communication experiences used by people every day. We're a diverse team passionate about technology and innovation — and a place where many of today's team leads and architects started out as developers, just like you.

Our team sits at the heart of Vonage's product, developing communication solutions deployed across multiple platforms. We build modern, responsive, high-performance front-end applications that handle real-time events at scale — work that directly shapes how businesses and their customers connect. What we do matters: every feature we ship improves the experience of thousands of users relying on Vonage to communicate.

We collaborate closely with designers, product managers, and engineers across the company, and we genuinely value creativity, collaboration, and having fun along the way.

Your key responsibilities:

You’ll lead front-end development for large-scale, real-time applications. You’ll design and implement intuitive, reliable, and performant user interfaces, working end-to-end with designers and backend teams. You’ll help define front-end best practices, mentor others, and drive technical decisions to keep our stack modern and maintainable.

Main tech stack:
Vue.js, JavaScript, TypeScript, Node.js, NestJS, Java, AWS, K8s, SQL

What you'll bring

Required:

• 4+ years of front-end or full-stack development experience with strong focus on modern JavaScript and TypeScript
  
  
• Expertise in modern web frameworks - preferably Vue
  
  
• Solid understanding of responsive design and performance optimization
  
  
• Experience leading projects and mentoring developers
  
  
• Experience with CI/CD pipelines for automated testing and deployment
  
  
• Strong collaboration and communication skills

Experience we consider a plus:

• Familiarity with backend technologies (Node.js, microservices, cloud) is a plus

How you’ll benefit:

• Discretionary Time Off
• Private Medical Healthcare
  
• Pension scheme
  
• Ericsson support line
  
• Hybrid work
  
• Additional benefits and perks will be shared and discussed with you by the recruiter during the interview process
  #LI-KF1
  

Vonage Communications APIs 

As an emerging leader in the $10B+ communications API market, we empower global brands to connect better with their customers, employees, and partners through transformative communications experiences. For example, Vonage API solutions empower organizations to build their custom omnichannel communications structure. This allows them to reach and engage customers on their preferred schedule and channel - including voice, video, and messaging. Think of a rideshare service instantly connecting with customers, hospital staff conducting remote monitoring, customers verifying their identity before completing a purchase, AI virtual agents servicing customers around the clock, and much more.

Why this role matters:

We’re looking for a Full Stack Software Engineer to join our Connectors Engineering team and help enhance Vonage Connectors Collection.
As part of the team, you’ll contribute to both new feature development and production improvements, with a strong focus on quality, fault tolerance, and performance. You’ll gain hands-on experience with real-time communications and event-driven systems. 
Our Engineers work on an exciting mix of both greenfield and existing projects, giving them an opportunity to explore new technologies. You will develop both frontend and backend solutions, take part in enhancing our range of connectors and services. You will collaborate with the other team members, product manager and other teams to deliver world-class products across multiple platforms. You will embed AI assisted engineering into daily practice to accelerate delivery and enhance outcomes. Also you will proactively adopt emerging AI capabilities to improve workflows and shares best practices with the team.

What you'll bring

Required:

• TypeScript / Java coding skills, willingness to learn other languages and environments.
• Strong backend experience - TypeScript / Java
• Strong frontend experience - pure HTML/TypeScript/CSS.
• Excellent debugging and problem solving skills.
• Experience with Cloud technologies such as AWS, Kubernetes, Docker.
• Experience with automated testing frameworks and platforms.
• Good understanding of algorithms, data structures, memory management, and concurrency.
• DB knowledge.
• Source management (Git) / Agile development techniques.
• Effective remote collaboration and communication skills.

Experience we consider a plus:

• Familiarity in API design and/or SDK development.
• HubSpot integrations.
• Salesforce experience

How you’ll benefit:

• Medical Insurance
• Glasses Reimbursement
• Life Insurance  - Allianz Family
• Kafeteria - My Benefit
• Ericsson Care Line
• Discretionary Time Off (DTO)
• Volunteer Time (VTO)
• Additional benefits and perks will be shared and discussed with you by the recruiter during the interview process

#LI-YB1

You will lead a Warsaw-based engineering team within the Box Extract organization. This team operates within the application layer, responsible for turning advanced AI capabilities (OCR and LLM-based Extract Agents) into a scalable, customer-facing product.

Who you are:

• People-first engineering leader with 2+ years of engineering management experience and strong technical background
• Solid understanding of distributed systems and service-oriented architectures
• Comfortable operating across both backend and frontend concepts (full-stack awareness)
• Strong technical judgment — able to evaluate system design decisions, trade-offs, and engineering approaches
• Experience working in data-driven environments (metrics such as velocity, predictability, delivery performance)
• Skilled at building and growing teams, supporting both senior and junior engineers
• Clear, concise communicator who values transparency and proactive risk management
• Effective stakeholder manager, able to collaborate with cross-functional and distributed teams (including US-based partners)
• Comfortable operating in dynamic, evolving environments with dependencies across teams
• Proficient in English

Nice to have:

• Experience in SaaS or product-driven companies
• Exposure to AI/ML-powered systems or data processing platforms
• Experience working with distributed, international teams

We are an AI-first company. This means you approach your work with a growth mindset and find ways to leverage AI to help make faster, smarter decisions that will 10X your impact at Box.

Responsibilities:

• Build, lead, and grow a engineering team (5–7 engineers) in Warsaw
• Define the team’s roadmap, execution strategy, and own delivery outcomes
• Ensure strong delivery predictability, including planning, estimation, and execution
• Partner with engineers on system design and technical decisions (non-coding role)
• Develop team members through 1:1s, coaching, performance management, and hiring
• Establish a strong, collaborative, and accountable team culture
• Drive high standards in execution, quality, and scalability
• Organize team processes (stand-ups, sprint planning, technical discussions) and track progress
• Collaborate with product and partner teams to scope initiatives and align on priorities
• Manage cross-team dependencies and coordinate with stakeholders across regions
• Proactively identify risks and ensure transparency in delivery
• Represent Box internally and externally

Box lives its values, with community and in-person collaboration being a core part of our culture. Boxers are expected to work from their assigned office a minimum of 3 days per week, with a focus on Tuesdays, Wednesdays, and Thursdays. Your Recruiter will share more about how we work and company culture during the hiring process.

EQUAL OPPORTUNITY 

We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, disability, and any other protected ground of discrimination under applicable human rights legislation.

For details on how we protect your information when you apply, please see our Personnel Privacy Notice. For more details on how Box Poland protects your information, please see our Supplemental Personnel and Candidate Privacy Notice. 

#LI-RB1 #LI-Hybrid 

Why this role matters:

We are looking for Software Engineers to work in the Call Center as a Service (CCaaS) Technology Team where you will be working on a global, multi-tenant, real-time service, with thousands of concurrent users. Your focus will be on developing the platform that directly enables and supports contact centre agents.

Your key responsibilities:

• Contribute to product improvement beyond code implementation by actively caring about the product and its users
• Create a performant, secure, scalable service that our customers will rave about
• Continuously improve and automate the monitoring and deployment of our cloud service

What you'll bring

Required:

• Bachelor’s degree in Computer Science, Electrical Engineering or related field/ or relevant experience
• Excellent communication skills, including writing, speaking and listening to effectively communicate with technical and non technical people
• 2+ years of relevant experience building Front End Applications
• Experience with TypeScript/JavaScript frameworks including Vue.js / React
• Knowledge about state management, e.g. experience with Pinia for centralized state
• Ability to build real-time applications; understanding of Web Sockets and REST API

Experience we consider a plus:

• 2+ years of relevant experience in full-stack development
• Knowledge of distributed system including messaging mechanism (Kafka / SNS)
• Experience with setting up and leveraging platform analytics, logging, and monitoring tools (e.g., Grafana, New Relic) to proactively identify and resolve production issues in real-time services.
• Ability to responsibly utilise AI tools to enhance development productivity and quality

How you’ll benefit:

• Local benefits
• Additional benefits and perks will be shared and discussed with you by the recruiter during the interview process

#LI-KS1

About the role

As a Senior Fullstack Developer, you will play a key role in the design, development, and maintenance of our web applications using ReactJS and .NET. You will be responsible for driving technical decisions, mentoring team members, and ensuring the architectural integrity of our solutions. This role requires deep technical expertise, strong problem-solving skills, and the ability to work across teams to deliver high-impact solutions. 

This role is ideal for someone who thrives in a fast-paced environment, enjoys mentoring others, and takes initiative in driving technical excellence.

Salary range for this role: 15,500- 21,000 PLN gross/ month
This role is based in Wroclaw.

What will you be doing?

• Design, develop, and maintain scalable web applications using React and .NET.
• Lead technical discussions and contribute to architectural decisions.
• Optimize web applications for performance, scalability, and security.
• Mentor and support junior developers, fostering a culture of learning and growth.
• Collaborate with cross-functional teams, including Product, UX/UI, and DevOps, to drive innovation and best practices.
• Conduct and oversee code reviews, ensuring adherence to best practices and high-quality standards.
• Troubleshoot and resolve complex issues across the full stack.
• Stay updated with industry trends and proactively introduce improvements.

What are we looking for?

• 5+ years of experience in web application development with React and .NET (in total).
• Deep understanding of JavaScript (ES6+), TypeScript, and modern front-end frameworks.
• Strong expertise in designing and integrating RESTful APIs.
• Proven experience in architectural decision-making and system design.
• Experience with source control systems and branching strategies (e.g., Git).
• Proficiency in testing frameworks such as Jest, React Testing Library, or Playwright.
• Strong ability to communicate complex technical concepts to both technical and non-technical stakeholders.
• Self-driven with a proactive approach to problem-solving.

What will make you stand out?

• Bachelor's degree in Computer Science or a related field.
• Experience with AWS services and cloud architecture.
• Knowledge of modern build tools and deployment strategies.
• Familiarity with DevOps practices and CI/CD pipelines.

Tech Stack

• React, JavaScript (ES6+), TypeScript
• C# .Net
• Amazon Web Services
• SQL Server

What do we offer?

About the role

As a Senior Fullstack Developer, you will play a key role in the design, development, and maintenance of our web applications using ReactJS and .NET. You will be responsible for driving technical decisions, mentoring team members, and ensuring the architectural integrity of our solutions. This role requires deep technical expertise, strong problem-solving skills, and the ability to work across teams to deliver high-impact solutions. 

This role is ideal for someone who thrives in a fast-paced environment, enjoys mentoring others, and takes initiative in driving technical excellence.

Salary range for this role: 15,500- 21,000 PLN gross/ month
This role is based in Wroclaw.

What will you be doing?

• Design, develop, and maintain scalable web applications using React and .NET.
• Lead technical discussions and contribute to architectural decisions.
• Optimize web applications for performance, scalability, and security.
• Mentor and support junior developers, fostering a culture of learning and growth.
• Collaborate with cross-functional teams, including Product, UX/UI, and DevOps, to drive innovation and best practices.
• Conduct and oversee code reviews, ensuring adherence to best practices and high-quality standards.
• Troubleshoot and resolve complex issues across the full stack.
• Stay updated with industry trends and proactively introduce improvements.

What are we looking for?

• 5+ years of experience in web application development with React and .NET (in total).
• Deep understanding of JavaScript (ES6+), TypeScript, and modern front-end frameworks.
• Strong expertise in designing and integrating RESTful APIs.
• Proven experience in architectural decision-making and system design.
• Experience with source control systems and branching strategies (e.g., Git).
• Proficiency in testing frameworks such as Jest, React Testing Library, or Playwright.
• Strong ability to communicate complex technical concepts to both technical and non-technical stakeholders.
• Self-driven with a proactive approach to problem-solving.

What will make you stand out?

• Bachelor's degree in Computer Science or a related field.
• Experience with AWS services and cloud architecture.
• Knowledge of modern build tools and deployment strategies.
• Familiarity with DevOps practices and CI/CD pipelines.

Tech Stack

• React, JavaScript (ES6+), TypeScript
• C# .Net
• Amazon Web Services
• SQL Server

What do we offer?