Sivasankari Gopal

Associate Consultant

Chennai, Tamil Nadu, India6 yrs 6 mos experience

Highly Stable

Key Highlights

Led zero-downtime migration of 30M+ records.
Built asynchronous messaging systems processing 1,000+ messages/sec.
Designed high-throughput backend platforms for 100K+ daily users.

Stackforce AI infers this person is a Backend Engineer specializing in scalable distributed systems and microservices architectures.

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Skills

Core Skills

JavaSpring BootMicroservicesMysqlAws

Other Skills

API DevelopmentActiveMQMessaging Integrationp99jwtPaymentsSystems DesignDistributed SystemsCamundaWhatsApp APIsMessage QueueSecurityAmazon S3KibanaMicrosoft Azure

About

Senior Backend Engineer with 7+ years of experience designing and building scalable distributed systems and microservices architectures using Java and Spring Boot. I have delivered large-scale platform initiatives including a zero-downtime migration of 30M+ records (600GB+), and built asynchronous messaging systems processing 1,000+ messages/sec using queue-based architectures, retry strategies, and DLQ patterns. My experience includes designing and operating high-throughput backend platforms across 50+ microservices, supporting systems with 100K+ daily active users. I focus on backend reliability, observability, performance optimization, and cost-efficient infrastructure. Key areas of expertise include: • Java, Spring Boot, REST APIs • Microservices & Distributed Systems • Asynchronous Messaging (ActiveMQ) • System Design & Backend Scalability • Cloud Platforms (AWS) • Observability, Monitoring & Performance Tuning I enjoy solving scalability and distributed system challenges and building reliable backend platforms. Currently open to Senior Backend Engineer / Platform Engineer roles in product-based companies.

Experience

6 yrs 6 mos

Total Experience

3 yrs 3 mos

Average Tenure

Current Experience

Capgemini

Senior Consultant

Apr 2025 – Feb 2026 · 10 mos · Chennai, Tamil Nadu, India · Hybrid

Developed Process APIs using Java 21 and Spring Boot, integrated with Kong Gateway supporting 15+
microservices while meeting SLA and p99 latency targets through unit testing and CI/CD pipelines.
Implemented secure authentication and authorization using centralized Identity Provider (IDP), validating
requests via OpenAPI specifications and generating JWT tokens using configured keystore and truststore.
Built mock backend services using Spring Boot, WireMock, and Java 21 to simulate upstream services and
accelerate integration testing.

JavaSpring BootMicroservicesAPI Development

Miosalon

3 roles

Lead Application Engineer

Jun 2024 – Mar 2025 · 9 mos

Developed scalable backend services using Java 8 and a Netty-based framework, supporting 10,000+ daily active
users with high-performance networking.
Revamped promotional campaign platform integrating AWS S3 and ActiveMQ for asynchronous messaging,
improving message processing throughput by 40%.
Optimized containerized deployments improving resource utilization and reducing infrastructure costs by 35%.
Implemented centralized monitoring, logging, and alerting workflows to improve system observability and
operational visibility.

JavaAWSActiveMQMessaging IntegrationMicroservices

Senior Software Engineer

Promoted

May 2022 – May 2024 · 2 yrs

Led rollout of WhatsApp Business API integrating Meta platform across 15+ microservices using Java 8.
Built campaign automation services processing 10,000+ messages/day using ActiveMQ based asynchronous
messaging architecture.
Improved reliability through idempotent request handling, retry mechanisms, and DLQ (Dead Letter Queue)
failure isolation.
Implemented cross-cutting architecture using Spring AOP for centralized validation, logging, and request tracing.
Optimized MySQL indexing and backend queries reducing API latency by 40%.
Enhanced production observability through structured logging and monitoring.
Mentored engineers through system design reviews and backend best practices.

JavaActiveMQAWSMicroservices

Software Engineer

May 2019 – Apr 2022 · 2 yrs 11 mos

Contributed to large-scale database migration from OrientDB to MySQL covering multi-million records.
Developed batch processing utilities using Java enabling parallel data migration improving performance by
15%.
Implemented billing services integrating Razorpay, Stripe, and Zoho Billing with secure webhook validation.
Introduced ActiveMQ based asynchronous service communication improving fault tolerance.
Built reusable HTTP client framework for internal REST API integrations reducing integration effort by 30%.
Resolved 90%+ production incidents within SLA through effective root cause analysis.

JavaMySQLAWSActiveMQ