Anand Kumar

Software Engineer

Mumbai, Maharashtra, India0 mo experience

Key Highlights

1.5 years of backend development experience in Fintech.
Expertise in building high-performance UPI solutions.
Strong foundation in distributed microservices architecture.

Stackforce AI infers this person is a Backend Developer specializing in Fintech solutions with a focus on microservices and performance optimization.

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Skills

Core Skills

JavaSpring Boot

Other Skills

API-level circuit breakersAmazon Web Services (AWS)Analytical SkillsApache KafkaArgoCdBashC (Programming Language)C++Career ManagementCybersecurityDockerDynamoDBElasticsearchGatlingGo (Programming Language)

Experience

Navi

Software Developer

Jul 2024 – Present · 1 yr 8 mos · Bengaluru, Karnataka, India · On-site

Enhance UPI backend infrastructure to support high-volume payments and multiple PSP integrations.
Built a PSP communication microservice handling authentication, retries, error handling, and routing for 30+ endpoints, enabling seamless provider switching and reducing dependency on a single provider
Designed the transaction processing pipeline to be asynchronous using Kafka, enabling horizontal scaling and smooth handling of burst traffic spikes
Introduced API-level circuit breakers, quota-aware scheduled retries, and SLA-based recovery for pending transactions, improving system resilience and transaction success rates
Migrated inter-service communication to HTTP/2 and optimized performance using Gatling, Prometheus, and Grafana, reducing connection pool usage 4x and CPU load by ~25%
Reduced infrastructure costs by ~60% and eliminated single points of failure through multi-PSP integration and scalable architecture

KotlinJavaSpring BootKafkaRedisSQL+6