Sergejs Patriks Vosels

Personal statement:

Engineering Manager with a background spanning people leadership and hands-on software engineering. Having led teams in a high-pressure, high-turnover environment, I moved into software to build genuine technical depth, progressing through QA and automation engineering before being promoted to EM at Quinyx. I now lead a distributed mobile squad of 6 at Quinyx, focused on predictable shipping, engineering excellence, and growing the people around me.

Work experience:

Quinyx - London (Sweden based company; Team based in Serbia, Bosnia, London and Germany)

Technologies: 100% cloud based.
FE: BE: AI:
Other:

Engineering Manager 2025 - Present

• Lead a distributed mobile squad of 6 engineers (iOS,Android,Backend,QA), driving predictable delivery through structured 1:1s, clear expectations, and accountability for both delivery and growth.
• Redesigned sprint structures and release workflows, improving release predictability and aligning mobile planning with global company cycles.
• Partner with Product leadership to translate business objectives into technical roadmaps, managing capacity planning and trade-offs under resource constraints.
• Established Quality Gates and release standards that reduced production instability, now adopted across the wider engineering area.
• Lead technical hiring and onboarding for the mobile team, championing AI-assisted development tools to increase developer velocity.

QA Automation Engineer 2023 - 2025

• Led automation initiatives for mobile and backend systems, rebuilding end-to-end test coverage to 52% - work that directly led to promotion to Engineering Manager.
• Introduced structured delivery practices including bug ticket templates, quality metrics dashboards, and contributions to Definition of Ready and Definition of Done standards - practices later adopted across the team.
• Established structured quality tracking and reporting to increase visibility of release readiness and product stability.
• Identified and escalated release-blocking issues, preventing unstable versions from reaching production.
• Contributed to improving quality practices adopted across the wider engineering area.

Symplectic - London

Technologies: 80% on-premises, 20% cloud based.
FE: BE:
Other:

QA Engineer 2021 - 2023

• Designed and implemented a scalable automation framework for a public-facing platform, significantly reducing regression effort and improving release confidence.
• Championed accessibility standards and introduced automated accessibility checks integrated into the CI pipeline, extending quality practices beyond functional testing.
• Integrated security testing (OWASP ZAP) into the CI/CD pipeline, strengthening vulnerability detection and release safety.
• Introduced performance testing to improve system responsiveness and production stability.
• Collaborated with engineers and business stakeholders to refine requirements and support technical decision-making.

Thermostar UK - London

Sales Operations & People Manager 2016 - 2021

• Managed the development of incoming dealer recruits (up to 3 at a time), coaching and supporting them through their initial sales period until operating independently; maintained a near-constant onboarding cycle in a high-churn environment.
• Directly managed telephone caller staff (up to 2 at a time), sustaining team performance through hands-on oversight and rapid onboarding.
• Designed and implemented workflow automation using Zapier, connecting spreadsheets and calendars to streamline booking and scheduling of product demonstrations.
• Worked directly with the company owner to redesign operational workflows, supporting the rapid scaling of field sales activities.

Hobbies and interests