• Lead platform teams across Backend, Authentication & Authorization, and Fraud domains.
• Define and drive the backend technology strategy, fostering best practices and engineering excellence.
• Partner with product and design leadership to shape the product roadmap and execution strategy.
• Collaborate with other engineering leaders to evolve company-wide architecture and engineering processes.
• Oversee backend hiring, ensuring high standards in technical quality and culture fit.
• Conduct architecture review sessions to improve design decisions and mentor engineers across teams.

• Led four engineering teams (30+ engineers) to deliver high-quality, scalable software platforms.
• Championed architecture modernization initiatives and guided technical strategy for platform evolution.
• Mentored engineers and managers on scalable system design and sustainable development practices.
• Hired and developed top engineering talent, building strong technical and leadership pipelines.
• Established quality metrics, SLAs, and error budgets to maintain service reliability.
• Collaborated with cross-functional stakeholders to ensure technical initiatives aligned with product goals.

Continued leadership role following NewsCred’s rebranding to Welcome.

• Spearheaded the transition from monolithic Node.js/Python architecture to microservices.
• Enhanced ingestion platform stability and implemented data lake disaster recovery.
• Improved application performance using Elastic APM and Stackdriver trace.
• Delivered serverless analytics solutions and embeddable publishing widgets.
• Built RESTful APIs with JSON:API and HATEOAS compliance.
• Managed and mentored engineers who later advanced into lead and managerial roles.

• Designed and developed high-availability systems optimized for performance and cost.
• Partnered with DevOps and BI teams to enhance system automation and observability.
• Collaborated closely with product management to define and deliver on technical roadmaps.
• Participated actively in architectural reviews and technical hiring processes.

Built a hotel management platform using Ruby on Rails and MySQL.

• Delivered high-quality software following TDD and BDD practices.
• Drove Agile delivery processes for predictable, iterative releases.
• Implemented design and testing best practices for internal and client-facing projects.

Developed a student management system using J2EE and MySQL.

• Designed and implemented scalable modules following industry best practices.
• Collaborated with remote clients and stakeholders to ensure delivery success.
• Conducted in-house technical training and knowledge-sharing sessions.

Developed an online event management system with Ruby on Rails and MySQL as a part-time remote consultant from Stockholm.

Built a Scrum management platform with Ruby on Rails and MySQL, emphasizing unit testing and continuous learning culture.

Delivered enterprise systems for cargo and container management using J2EE, Struts, Spring, and Hibernate.