Senior Fullstack Developer

Serendipity Tech BV is an EU-based startup developing an online toolbox that assists local governments in assessing and improving their digital maturity. The platform, built with Next.js and supported by scalable backend services, provides automated digital transformation roadmaps based on city-specific assessments and integrations with third-party systems.

• Designed and built backend services and integrations for the company’s Next.js-based platform, emphasizing API scalability, security, and maintainability.
• Developed and refined workflows for DevOps and CI/CD pipelines, managed Dockerized environments, and automated deployment processes across staging and production.
• Connected external APIs and headless CMS systems to facilitate CRM, authentication, and marketing automation features.
• Led enhancements in database design and performance tuning for PostgreSQL and Redis, ensuring dependable data flow and faster response times.
• Provided guidance to the team on backend architecture choices and best practices, fostering long-term scalability and maintainable development processes.
• Assisted the frontend team with API design, documentation, and data modeling, improving coordination and accelerating feature delivery.
• Implemented monitoring, logging, and backup systems to enhance system resilience and operational awareness.

Interactive Life Inc is a digital solutions company developing data-driven web and mobile applications focused on healthcare and interactive education.

• Designed and deployed multiple web applications using Node.js, Angular, and AWS within regulated healthcare environments.
• Led the migration of a major university database, implemented complex PL/SQL stored procedures, and ensured full data integrity.
• Developed over six enterprise-grade web platforms, each built to comply with GDPR and HIPAA standards for secure data handling.
• Implemented unit and load testing frameworks, achieved a 34% increase in system stability, and delivered measurable performance improvements.
• Managed DevOps operations on AWS, automated CI/CD pipelines, configured EC2, S3, and load balancers, and optimized deployments.
• Integrated observability tools like Grafana and performance metrics dashboards for real-time system monitoring.

eduTechnoz is an EdTech platform specializing in Arabic-language learning experiences for children through gamified digital products.

• Established and led a remote web and mobile development department, managing PHP and Unity teams across multiple time zones.
• Introduced workflow automation tools for project tracking and team communication, increasing development efficiency.
• Ensured deliverables met UX and accessibility standards through close coordination with designers and QA engineers.
• Supported technical planning, budgeting, and cross-department coordination for scalable EdTech applications.

Econn IT Solutions is a software consultancy delivering enterprise applications and mobile solutions for logistics and automation clients.

• Worked in a 5-person engineering team to develop native Android applications integrated with Node.js/Angular admin panels.
• Implemented third-party SDK integrations for custom Android hardware to extend device functionality.
• Designed and optimized backend APIs to enhance performance and minimize response latency.
• Participated in the full development lifecycle, including planning, testing, and deployment phases.
• Delivered continuous updates and client demos, ensuring alignment with evolving project requirements.

Creative Smart Solutions (CSS) is a software development firm delivering custom web, mobile, and enterprise applications for global clients.

• Directed international project-based teams of developers, designers, and testers to deliver web, mobile, and desktop solutions.
• Managed over 20 software projects from requirements gathering to deployment, consistently delivering on time and within budget.
• Engaged stakeholders and clients to align project goals, scope, and technical feasibility with business needs.
• Implemented Agile and Scrum frameworks, improving team collaboration and project transparency.
• Introduced source control workflows with Git/Bitbucket and continuous integration practices to enhance delivery quality.