Dhruv Dobariya
Software Development Engineer with 2+ years building scalable backend systems, REST APIs, and high-throughput services in Java and Spring Boot. Proven track record of improving system performance, reducing latency, and delivering production-grade solutions aligned with SOLID principles and system design best practices.
Experience
Software Development Engineer (Java)
Test Grid
Architected modular microservices in Java/Spring Boot supporting500+ concurrent test sessions, improving throughput by40%over the previous monolithic system. Optimized MySQL query layer with indexing and batch operations, cutting average DB response time by50%and reducing API P99 latency from 420ms to120ms.
Designed async job-processing pipelines using message queues, reducing end-to-end task latency by28%and eliminating task-loss failures in peak traffic windows. Automated CI/CD workflows and wrote JUnit test suites maintaining90%+ code coverage, compressing release cycles from weekly tobi-daily.
Software Development Engineer
Code Minto Infotech
Built a real-time transaction processing engine handling1,000+ events/secat sub-100ms latency using event-driven architecture and Redis caching, serving10,000+ active users. Designed Graph QL and REST APIs with third-party data providers, reducing client-side polling by60%and improving data freshness across web and mobile clients.
Reduced cross-platform integration lead time by 3 weeksper onboarding cycle by standardizing backend service contracts and abstracting provider-specific adapters. Conducted code reviews enforcing SOLID principles and design patterns; mentored 2 junior engineers, raising team PR approval rate from 65% to88%.
Education
P.P. Savani University
B.Tech
Surat, Gujarat, India
Skills
JavaJavaScriptSQLRustSpring MVCGraphQLJUnitMyPostgreRedisMicroservicesEvent-Driven ArchitectureCachingRESTDSAOOPSOLIDFactoryAdapterObserverGitDockerPostmanIntelliJ IDEALinux (Ubuntu)
PROJECTS
CryptoSetu – Fintech Trading Platform
Java, Spring Boot, GraphQL, WebSocket, Redis
Built a high-performance trading backend processing 500+ transactions/min; integrated real-time market feeds via WebSocket reducing data latency to <50ms for 5,000+ users.
Scalable Quiz Platform
Java, Spring Boot, MySQL, REST API
Engineered a quiz management system with dynamic question selection and paginated REST APIs; designed a normalized schema handling 1,000+ concurrent users at <200ms response time.
DragonRunner – On-Chain Game Backend
Solidity, Ethers.js, Event-Driven Architecture, Hardhat
Designed an event-driven reward distribution system with idempotency guards; eliminated duplicate payouts across 10,000+ sessionswith95% branch test coverage.