Zeeshan Adil-Sanad Chat-Based Application for Search & Rescue Ops
Check rate
Experience
Sanad 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 one-to-one and group chats with media, voice/video (Jitsi), and location sharing.
Integrated Jitsi for video conferencing, resolving audio latency and connection instability; enhancements boosted 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 16+, improving mission visibility for 50+ departments.
Enterprise 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 (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%.
GISTracker - 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.
Lead Full Stack Developer
Ministry of Interior
Lead Fullstack Developer bridging business needs with technical solutions. Handling all software development requirements for E-Governance Backend Domain, integrating external systems across ministries in Qatar and overseeing end-to-end delivery from design and development to production.
Maintain and enhance a giant monolithic system while strategically breaking it down into microservices. Coordinate 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.
Drive sprint planning, code reviews, and CI/CD automation via Azure DevOps. Implement DevSecOps practices including penetration testing, vulnerability assessments, OWASP guidelines, and GDPR compliance.
Lead proof of concept integrating AI-powered retrieval-augmented generation with on-premises large language models to boost system intelligence.
Provide post-deployment support and resolve critical production issues.
Senior Software Engineer
Optum Technology
Developed new microservices with REST endpoints based on customer requirements. Coordinated day-to-day with the UI team to integrate functionality and maintained existing services.
Fixed defects for a read-only microservices project prior to go-live.
Optimized service queries for performance improvements.
Applied test-driven development and SonarQube to increase code coverage by 90% and cut production defects by 50%.
Senior Software Engineer
UnitedHealth Care
Handled a high-traffic healthcare portal for 16 million+ users, enabling secure policy registration, claims management, and access to medical, dental, and 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 reducing average search time by 30%.
Supported seamless rollouts using canary and blue-green deployments, minimizing downtime.
Provided checkout support during critical releases, resolving post-deployment issues within SLA and improving user satisfaction.
Industry Experience
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Experienced in Government and Administration, Information Technology, and Healthcare.
Business Area Experience
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Experienced in Information Technology, Product Development, and Business Intelligence.
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. Experienced in developing reusable, responsive UI components and integrating secure APIs. Worked on AI-powered solutions, including Retrieval-Augmented Generation (RAG) with on-premises LLMs. Passionate technical writer with published tutorials on microservices, security, and cloud-native deployment on Medium.
Skills
- Microservices
- Distributed System
- Java
- Projects
- Spring Boot
- Spring Cloud
- Maven
- Redis
- Rest/soap
- Hibernate/ Jpa
- Kafka/active Mq
- Reactjs
- Angular
- Typescript
- Docker
- Kubernetes
- Arcgis 16+
- Cd/ci
- Bootstrap 4+
- Openshift
- Azure Devops
- Kibana
- Dynatrace
- Splunk
- Git
- Jenkin
- Mongodb
- Oracle
- Quarkus
Languages
Education
Babu Banarasi Das Northern India Institute of Technology
Bachelor of Technology · 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
StudySection
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Experience
Global Experience
Expertise
Qualifications
Profile
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