Zeeshan A.
Full Stack Developer | Spring Boot | JPA | Spring AI | ReactJS | Angular | Kafka |
Experience
Jan 2023 - Present
2 years 11 monthsSanad Chat-Based Application for Search & Rescue Ops
Qatar Government
- Designed and led development of a scalable microservices chat application using Spring Boot, API Gateway, and Spring Security with LDAP, facilitating 5 000+ concurrent users.
- Implemented JWT-based authentication and encrypted 1:1/group chats with media, voice/video (Jitsi), and location sharing.
- Integrated Jitsi for video conferencing, resolving audio latency and connection instability, boosting user engagement by 20% within the first month.
- Integrated Micrometer and Zipkin for distributed tracing, reducing debugging time by 40%.
- Built a reusable and responsive live tracking map component with ReactJS and ArcGIS to improve mission visibility for 50+ departments.
Jan 2022 - Dec 2023
2 yearsEnterprise Risk Management Software (Ejaz ERM)
Qatar Government
- Developed a modulith-based dynamic web app enabling real-time risk profiling, audit trails, and data-driven decision-making.
- Applied domain-driven design to build a modulith architecture with clear domain boundaries for improved maintainability and scalability.
- Integrated third-party systems (e.g., Qatar Crisis Management, Vehicle Violation Reporting) via secure REST APIs for seamless cross-platform data synchronization.
- Optimized performance with Redis caching, reducing database load by 40%.
- Delivered a user-friendly solution adopted by 15+ enterprises, streamlining risk management workflows by 60%.
Jan 2020 - Dec 2022
3 yearsGISTracker - Work-Force Planning Application (FIFA World Cup System)
Qatar Government
- Migrated a monolithic GIS platform to microservices, enabling scalable management of events, teams, referees, and VIPs.
- Developed a JWT-based authentication service (login, logout, password recovery) with role-based access control to secure inter-service communication.
- Built an event-driven system using Apache Kafka for real-time coordination across 50+ departments, reducing missed deadlines by 20%.
- Developed a drag-and-drop geospatial planning interface using ReactJS, ArcGIS, and KonvaJS, resulting in a 60% improvement in location accuracy.
Jan 2019 - Present
6 years 11 monthsDoha, Qatar
Lead Full Stack Developer
Ministry of Interior, Qatar
- Bridged business needs with technical solutions for e-Governance backend domain across ministries in Qatar, overseeing end-to-end delivery from design and development to production.
- Maintained and enhanced a giant monolithic system while strategically breaking it down into microservices.
- Coordinated with clients to ensure smooth business migration and service continuity in production environments.
- Developed reusable and responsive UI components using React, Angular, and TypeScript to enhance user experience across various modules.
- Drove sprint planning, code reviews, and CI/CD automation via Azure DevOps.
- Implemented DevSecOps practices including penetration testing, vulnerability assessments, OWASP guidelines, and GDPR compliance.
- Led proof-of-concept integrating AI-powered retrieval-augmented generation with on-premises large language models to boost system intelligence.
- Provided post-deployment support and resolved critical production issues.
Jan 2015 - Dec 2019
5 yearsIndia
Senior Software Engineer
Optum Technology
- Developed new microservices with REST endpoints based on customer requirements.
- Coordinated day-to-day integration with the UI team and maintained existing services.
- Worked on defect fixes for the read-only microservices project that was about to go live.
- Improvised queries used in services for performance improvements.
- Applied test-driven development and SonarQube to increase code coverage by 90% and cut production defects by 50%.
Jan 2015 - Dec 2019
5 yearsFull Stack Developer
UnitedHealth Care
- Handled a high-traffic healthcare portal for 16 million users, enabling secure policy registration, claims management, and access to medical/dental/vision benefits via an intuitive Angular-based interface.
- Expanded platform capabilities by introducing infant-care coverage, increasing benefit offerings by 20% and enhancing healthcare access for 200 000+ members.
- Developed a geolocation-powered provider search feature, enabling users to locate 100+ nearby healthcare providers and cutting average search time by 30%.
- Supported seamless rollouts using canary and go-green deployments, minimizing downtime.
- Provided check-out support during critical releases, resolving post-deployment issues within SLA and improving user satisfaction.
Summary
Senior Full Stack Java Developer with 9+ years of experience building scalable, high-performance applications using Java, React, Angular, and microservices architecture. Proficient in DevSecOps, CI/CD, Docker, and Kubernetes.
Provide post-deployment support and resolve critical production issues.
Languages
Hindi
NativeEnglish
AdvancedUrdu
IntermediateEducation
Oct 2010 - Jun 2014
Babu Banarasi Das Northern India Institute of Technology
Bachelor of Technology · Lucknow, India
Certifications & licenses
Containers Dockers, Kubernetes & OpenShift Course Certification
IBM
Microsoft Certified Azure Developer Associate
Microsoft
Agile Project Management Certification
AngularJS (Advanced) Test Online
StudySection
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