Our SRE teams are dealing with a range of different challenges, from managing our services that keep Bolt backend services running to optimizing our cloud infrastructure.

The SRE Database Reliability team plays a foundational role across all Bolt’s business verticals, directly impacting the quality, resilience, and performance of all services and product lines at scale. Working with a cutting-edge distributed database stack, the team operates in a high-load, high–data-volume environment where each member can make a significant, company-wide impact.

With over 200 million customers in 50+ countries, Bolt is one of the fastest-growing tech companies in Europe and Africa. And it's all thanks to our people.

We believe in creating an inclusive environment where everyone is welcome, regardless of race, colour, religion, gender identity, sexual orientation, age, or disability.

Our ultimate goal is to make cities for people, not cars, and we need your help to achieve this mission!

As a Senior Site Reliabiity Engineer at Bolt you will lead the design, implementation, and maintenance of highly reliable and scalable systems infrastructure, collaborating with cross-functional teams to ensure system reliability, performance optimization, and continuous improvement.

• Leading the design, implementation, automation and maintenance of highly reliable and scalable Database Systems infrastructure. Planning for future database growth and scalability, ensuring the architecture supports business needs.
• Participating in on-call activities for the most critical parts of the infrastructure, helping to solve incidents in a no-blaming culture.
• Performing Root Cause Analysis (RCA) and leading incident response by compiling thorough postmortems and implementing preventive measures. Identifying performance bottlenecks and inefficiencies in the system and implementing solutions to optimize database configurations and performance, including SQL queries and indexes optimization.
• Ensuring all core services are properly measured, monitored, and covered by alerting systems.
• Work closely with engineering teams to design efficient schemas, perform query reviews, and provide guidance on database best practices.
• Enforcing security best practices, managing access controls, and ensuring compliance with data governance policies and industry standards.

• You have proven track record in systems engineering.
• Solid experience with Relational Database Management Systems (e.g. MySQL). Knowledge of NewSQL and NoSQL Databases is beneficial.
• Strong Linux troubleshooting expertise (including networking, file systems, security and the kernel), as well as a solid understanding of large-scale distributed systems.
• Proficient coding skills (preferably Python, Go, Rust or Bash), along with experience in cloud platforms (e.g., AWS) and infrastructure automation tools such as Terraform and Ansible. 
• Good understanding of DevOps practices and Agile (e.g., Scrum) way of working.
• You are a team player with a high level of empathy and good communication skills, who works well with others in the group and the rest of organization.

Experience is great, but we really look for drive, intelligence, and integrity. So even if you don’t tick every box, please consider applying if you feel you’re the kind of person described above!

• Accelerate your professional growth with unique career opportunities.
• Enjoy a rewarding salary and stock options, knowing that as Bolt succeeds, so do you.
• Take care of your physical and mental health with our wellness perks.
• Celebrate 5 years at Bolt with a 1-month paid sabbatical to recharge.
• Connect with colleagues at annual company events and smaller team gatherings.
• Balance flexibility and in-person collaboration with our hybrid model, including at least 12 monthly in-office days.

*Some perks may differ depending on your location and role.

About the Role:

Wrike’s Security team is the frontline defense ensuring the integrity and credibility of the data stored within our platform. In this senior position, you will own and evolve the security posture for Wrike’s production, Kubernetes, and GCP environments. You aren't just maintaining systems; you are architecting a "secure by default" infrastructure that allows our engineering and other teams to move fast without compromising safety.

Your Impact:

• Own Infrastructure Security: Design, implement, and improve security controls- including hardening, network segmentation, IAM, and endpoint security - across our entire fleet.

• Strategic Defense: Lead the technical direction for cyber security defense, covering enterprise posture management, threat detection, and vulnerability management.

• Collaborative Architecture: Partner with ITOps, SysOps, DevOps and XOps to embed security into the core of our architecture and change management processes.

• SIEM Evolution: Develop and maintain our SIEM strategy and the surrounding infrastructure to ensure proactive visibility.

• Mentorship: Educate and coach engineering teams on secure system design, providing guidance that elevates the security IQ of the entire organization.

Your Qualifications:

• Cloud & Container Mastery: Extensive experience with GCP permissions and security configurations within Kubernetes, Azure, and on-prem environments.

• Technical Depth: High proficiency in Intrusion Detection, Exploit Dev, Linux Operations and Security Understanding

• Security Architecture: Proven ability to identify gaps in cloud designs and recommend enhancements for authentication, authorization, and bastion host setups.

• Communication: Ability to distill complex security risks into actionable insights for both technical peers and non-technical stakeholders.

• Autonomy: Proven track record of managing large projects with complex deliverables and foreseeing potential roadblocks before they manifest.

Standout Qualities:

• Certifications: Possession of industry-recognized credentials such as CISSP, Google Security Engineer or GIAC.

• Operational Excellence: Deep hands-on experience with (Open Source) SIEM solutions and Google Security Operations or Google Security Command Center

• Philosophy: You view security not just as a job, but as a craft; you balance strict security principles with the pragmatic needs of the business.

Team Dynamics:

• Leadership: You will report to Swen Groeneveld, Head of Security Operations

• The Squad: You will join a high-performing 14-member team consisting of AppSec and Compliance specialists.

• Role Level: This is a Senior level role, requiring you to lead people you do not directly manage.

Our Work Style:

• Tech Stack: GCP, Kubernetes (k8s), Terraform, Linux, Rapid7, Tenable, and SIEM platforms.

• Methodology: Performance-driven environment utilizing Scrum-based processes, including biweekly and quarterly planning.

• Environment: Hybrid work mode.

Why Join Wrike?

• 5 Weeks of paid vacation
• Sick Leave Compensation 
  • 5 Paid Uncertified Sick Days
  • 2 weeks fully paid w/ medical certificate, additional 
  • 4 weeks paid at 80% salary rate
• Parental Leave (fully paid): 18 Weeks Maternity / 4 Week Paternity 
• 2 Volunteer Days
• Meal Vouchers (CZK 220 per working day)
• Annual Prague Travel Card (Lítačka)
• Hybrid Working Model
• Benefit budget with flexible options, including a MultiSport card, Canadian Medical membership, contributions to a pension savings plan and additional choices available through Benefit Plus

This remote position is open to residents of Czechia

About the Role:

Wrike’s Security team is the frontline defense ensuring the integrity and credibility of the data stored within our platform. In this senior position, you will own and evolve the security posture for Wrike’s production, Kubernetes, and GCP environments. You aren't just maintaining systems; you are architecting a "secure by default" infrastructure that allows our engineering and other teams to move fast without compromising safety.

Your Impact:

• Own Infrastructure Security: Design, implement, and improve security controls- including hardening, network segmentation, IAM, and endpoint security - across our entire fleet.

• Strategic Defense: Lead the technical direction for cyber security defense, covering enterprise posture management, threat detection, and vulnerability management.

• Collaborative Architecture: Partner with ITOps, SysOps, DevOps and XOps to embed security into the core of our architecture and change management processes.

• SIEM Evolution: Develop and maintain our SIEM strategy and the surrounding infrastructure to ensure proactive visibility.

• Mentorship: Educate and coach engineering teams on secure system design, providing guidance that elevates the security IQ of the entire organization.

Your Qualifications:

• Cloud & Container Mastery: Extensive experience with GCP permissions and security configurations within Kubernetes, Azure, and on-prem environments.

• Technical Depth: High proficiency in Intrusion Detection, Exploit Dev, Linux Operations and Security Understanding

• Security Architecture: Proven ability to identify gaps in cloud designs and recommend enhancements for authentication, authorization, and bastion host setups.

• Communication: Ability to distill complex security risks into actionable insights for both technical peers and non-technical stakeholders.

• Autonomy: Proven track record of managing large projects with complex deliverables and foreseeing potential roadblocks before they manifest.

Standout Qualities:

• Certifications: Possession of industry-recognized credentials such as CISSP, Google Security Engineer or GIAC.

• Operational Excellence: Deep hands-on experience with (Open Source) SIEM solutions and Google Security Operations or Google Security Command Center

• Philosophy: You view security not just as a job, but as a craft; you balance strict security principles with the pragmatic needs of the business.

Team Dynamics:

• Leadership: You will report to Swen Groeneveld, Head of Security Operations

• The Squad: You will join a high-performing 14-member team consisting of AppSec and Compliance specialists.

• Role Level: This is a Senior level role, requiring you to lead people you do not directly manage.

Our Work Style:

• Tech Stack: GCP, Kubernetes (k8s), Terraform, Linux, Rapid7, Tenable, and SIEM platforms.

• Methodology: Performance-driven environment utilizing Scrum-based processes, including biweekly and quarterly planning.

Why Join Wrike?

• 5 Weeks of paid vacation
• Sick Leave Compensation 
  • 5 Paid Uncertified Sick Days
  • 2 weeks fully paid w/ medical certificate, additional 
  • 4 weeks paid at 80% salary rate
• Parental Leave (fully paid): 18 Weeks Maternity / 4 Week Paternity 
• 2 Volunteer Days
• Meal Vouchers (CZK 220 per working day)
• Annual Prague Travel Card (Lítačka)
• Benefit budget with flexible options, including a MultiSport card, Canadian Medical membership, contributions to a pension savings plan and additional choices available through Benefit Plus

About the Role:

Wrike’s Security team is the frontline defense ensuring the integrity and credibility of the data stored within our platform. In this senior position, you will own and evolve the security posture for Wrike’s production, Kubernetes, and GCP environments. You aren't just maintaining systems; you are architecting a "secure by default" infrastructure that allows our engineering and other teams to move fast without compromising safety.

Your Impact:

• Own Infrastructure Security: Design, implement, and improve security controls- including hardening, network segmentation, IAM, and endpoint security - across our entire fleet.

• Strategic Defense: Lead the technical direction for cyber security defense, covering enterprise posture management, threat detection, and vulnerability management.

• Collaborative Architecture: Partner with ITOps, SysOps, DevOps and XOps to embed security into the core of our architecture and change management processes.

• SIEM Evolution: Develop and maintain our SIEM strategy and the surrounding infrastructure to ensure proactive visibility.

• Mentorship: Educate and coach engineering teams on secure system design, providing guidance that elevates the security IQ of the entire organization.

Your Qualifications:

• Cloud & Container Mastery: Extensive experience with GCP permissions and security configurations within Kubernetes, Azure, and on-prem environments.

• Technical Depth: High proficiency in Intrusion Detection, Exploit Dev, Linux Operations and Security Understanding

• Security Architecture: Proven ability to identify gaps in cloud designs and recommend enhancements for authentication, authorization, and bastion host setups.

• Communication: Ability to distill complex security risks into actionable insights for both technical peers and non-technical stakeholders.

• Autonomy: Proven track record of managing large projects with complex deliverables and foreseeing potential roadblocks before they manifest.

Standout Qualities:

• Certifications: Possession of industry-recognized credentials such as CISSP, Google Security Engineer or GIAC.

• Operational Excellence: Deep hands-on experience with (Open Source) SIEM solutions and Google Security Operations or Google Security Command Center

• Philosophy: You view security not just as a job, but as a craft; you balance strict security principles with the pragmatic needs of the business.

Team Dynamics:

• Leadership: You will report to Swen Groeneveld, Head of Security Operations

• The Squad: You will join a high-performing 14-member team consisting of AppSec and Compliance specialists.

• Role Level: This is a Senior level role, requiring you to lead people you do not directly manage.

Our Work Style:

• Tech Stack: GCP, Kubernetes (k8s), Terraform, Linux, Rapid7, Tenable, and SIEM platforms.

• Methodology: Performance-driven environment utilizing Scrum-based processes, including biweekly and quarterly planning.

• Environment: Hybrid work mode.

Why Join Wrike?

• 25 calendar days of paid vacation
• Sick Leave Compensation (5 Paid Uncertified Sick Days)
• Parental Leave: 18 Weeks Maternity / 4 Week Paternity 
• 2 Volunteer Days
• Medical Insurance (Employees + Dependents)
• Hybrid Working Model
• School Allowance (Up to €600/month for school aged kids)
• Simcard w/ Unlimited Internet Access for active employees
• Office Lunch Allowance (via Wolt) on Wednesdays / Thursday

This remote position is open to residents of Cyprus

About the Role:

Wrike’s Security team is the frontline defense ensuring the integrity and credibility of the data stored within our platform. In this senior position, you will own and evolve the security posture for Wrike’s production, Kubernetes, and GCP environments. You aren't just maintaining systems; you are architecting a "secure by default" infrastructure that allows our engineering and other teams to move fast without compromising safety.

Your Impact:

• Own Infrastructure Security: Design, implement, and improve security controls- including hardening, network segmentation, IAM, and endpoint security - across our entire fleet.

• Strategic Defense: Lead the technical direction for cyber security defense, covering enterprise posture management, threat detection, and vulnerability management.

• Collaborative Architecture: Partner with ITOps, SysOps, DevOps and XOps to embed security into the core of our architecture and change management processes.

• SIEM Evolution: Develop and maintain our SIEM strategy and the surrounding infrastructure to ensure proactive visibility.

• Mentorship: Educate and coach engineering teams on secure system design, providing guidance that elevates the security IQ of the entire organization.

Your Qualifications:

• Cloud & Container Mastery: Extensive experience with GCP permissions and security configurations within Kubernetes, Azure, and on-prem environments.

• Technical Depth: High proficiency in Intrusion Detection, Exploit Dev, Linux Operations and Security Understanding

• Security Architecture: Proven ability to identify gaps in cloud designs and recommend enhancements for authentication, authorization, and bastion host setups.

• Communication: Ability to distill complex security risks into actionable insights for both technical peers and non-technical stakeholders.

• Autonomy: Proven track record of managing large projects with complex deliverables and foreseeing potential roadblocks before they manifest.

Standout Qualities:

• Certifications: Possession of industry-recognized credentials such as CISSP, Google Security Engineer or GIAC.

• Operational Excellence: Deep hands-on experience with (Open Source) SIEM solutions and Google Security Operations or Google Security Command Center

• Philosophy: You view security not just as a job, but as a craft; you balance strict security principles with the pragmatic needs of the business.

Team Dynamics:

• Leadership: You will report to Swen Groeneveld, Head of Security Operations

• The Squad: You will join a high-performing 14-member team consisting of AppSec and Compliance specialists.

• Role Level: This is a Senior level role, requiring you to lead people you do not directly manage.

Our Work Style:

• Tech Stack: GCP, Kubernetes (k8s), Terraform, Linux, Rapid7, Tenable, and SIEM platforms.

• Methodology: Performance-driven environment utilizing Scrum-based processes, including biweekly and quarterly planning.

Why Join Wrike?

• 25 calendar days of paid vacation
• Sick Leave Compensation (5 Paid Uncertified Sick Days)
• Parental Leave: 18 Weeks Maternity / 4 Week Paternity 
• 2 Volunteer Days
• Medical Insurance (Employees + Dependents)
• School Allowance (Up to €600/month for school aged kids)
• Simcard w/ Unlimited Internet Access for active employees

This remote position is open to residents of Estonia

About the Role:

Wrike’s Security team is the frontline defense ensuring the integrity and credibility of the data stored within our platform. In this senior position, you will own and evolve the security posture for Wrike’s production, Kubernetes, and GCP environments. You aren't just maintaining systems; you are architecting a "secure by default" infrastructure that allows our engineering and other teams to move fast without compromising safety.

Your Impact:

• Own Infrastructure Security: Design, implement, and improve security controls- including hardening, network segmentation, IAM, and endpoint security - across our entire fleet.

• Strategic Defense: Lead the technical direction for cyber security defense, covering enterprise posture management, threat detection, and vulnerability management.

• Collaborative Architecture: Partner with ITOps, SysOps, DevOps and XOps to embed security into the core of our architecture and change management processes.

• SIEM Evolution: Develop and maintain our SIEM strategy and the surrounding infrastructure to ensure proactive visibility.

• Mentorship: Educate and coach engineering teams on secure system design, providing guidance that elevates the security IQ of the entire organization.

Your Qualifications:

• Cloud & Container Mastery: Extensive experience with GCP permissions and security configurations within Kubernetes, Azure, and on-prem environments.

• Technical Depth: High proficiency in Intrusion Detection, Exploit Dev, Linux Operations and Security Understanding

• Security Architecture: Proven ability to identify gaps in cloud designs and recommend enhancements for authentication, authorization, and bastion host setups.

• Communication: Ability to distill complex security risks into actionable insights for both technical peers and non-technical stakeholders.

• Autonomy: Proven track record of managing large projects with complex deliverables and foreseeing potential roadblocks before they manifest.

Standout Qualities:

• Certifications: Possession of industry-recognized credentials such as CISSP, Google Security Engineer or GIAC.

• Operational Excellence: Deep hands-on experience with (Open Source) SIEM solutions and Google Security Operations or Google Security Command Center

• Philosophy: You view security not just as a job, but as a craft; you balance strict security principles with the pragmatic needs of the business.

Team Dynamics:

• Leadership: You will report to Swen Groeneveld, Head of Security Operations

• The Squad: You will join a high-performing 14-member team consisting of AppSec and Compliance specialists.

• Role Level: This is a Senior level role, requiring you to lead people you do not directly manage.

Our Work Style:

• Tech Stack: GCP, Kubernetes (k8s), Terraform, Linux, Rapid7, Tenable, and SIEM platforms.

• Methodology: Performance-driven environment utilizing Scrum-based processes, including biweekly and quarterly planning.

Why Join Wrike?

• 28 calendar days of paid vacation
• Sick Leave Compensation (5 Paid Uncertified Sick Days)
• Parental Leave: 18 Weeks Maternity / 4 Week Paternity
• 2 Volunteer Days
• Health Insurance (Employees + Dependents)
• Life Insurance Plan
• Utility Allowance (30 EUR/month, subject to taxation)
• Fitness plan (800 EUR/year)
• Full-remote & On-demand access to Co-working space

What’s Next? 

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.