Rishikesh Singh

Associate Software Engineer at Someshwara Software Pvt. Ltd

Optimized rendering pipelines to boost real-time performance on low-end devices with techniques like LOD modeling and frustum culling, improving frame rates by 60%. Developed multiplayer synchronization logic using WebSockets and Redis, ensuring low-latency updates and conflict resolution. Integrated AWS services such as S3 and EC2 for scalable asset storage and game servers, handling over 10,000 concurrent users with auto-scaling and monitoring via CloudWatch. Achieved 95% test coverage with Jest and Zephyr, reducing bugs by 40% through CI/CD pipelines. Deployed containerized applications with Docker on AWS ECS, cutting deployment times by 50%.

Software Engineer at Xyram Software Solutions

Architected healthcare web applications using NestJS microservices with PostgreSQL via TypeORM, optimizing queries for large patient datasets. Developed React.js frontend modules with Redux Saga and Kafka integration for real-time data syncing and asynchronous state management. Enhanced app performance by refactoring code, memoization, and virtualization, halving render times. Implemented data encryption methods aligned with HIPAA regulations, optimized PostgreSQL with partitioning and read replicas, and deployed on AWS with Elastic Beanstalk for auto-scaling. Led a six-engineer agile team, mentoring junior developers on GraphQL and Redux best practices, boosting team productivity by 25%.

Full Stack Developer at GKMIT

Led development of fintech platform microservices using Go Fiber and gRPC, integrating AWS SNS/SQS for asynchronous workflows. Developed lead tracking with Redis caching and PostgreSQL storage, applying machine learning with Torch for predictive analytics. Created custom React Native components, reducing bundle size by 30%. Built timezone-aware scheduling and cron jobs in Node.js, designed meal and time management systems using Go ORM, NestJS, and Redis supporting 50,000 daily users. Coordinated an 8-member cross-functional team with Scrum, implemented CI/CD pipelines with AWS services decreasing release cycles by 40%, and used AWS Cognito for secure authentication.

Senior Backend Engineer at LedgerLine Technologies

Architected a centralized cryptocurrency exchange managing custodial wallets, trades via central order book, and regulatory compliance with high liquidity and user-friendly interfaces. Led four engineers implementing CI/CD with Docker and AWS ECS, load testing for 1000+ TPS, and mentoring on backend best practices. Built high-performance matching engine using red-black trees and priority queues accomplishing sub-millisecond matching times. Integrated secure wallet APIs with cryptographic signatures and multi-signature schemes, real-time market data ingestion via WebSockets. Optimized reliability using Redis caching, PostgreSQL sharding, and monitoring with CloudWatch and Sentry achieving zero downtime. Implemented fault-tolerant microservice designs with circuit breakers, API gateways with rate limiting, and KYC/AML compliance using AWS Rekognition and Lambda. Coordinated frontend integration for real-time trading and analytics using Kafka and WebSockets. Developed liquidity provision

Associate Software Engineer at Someshwara Software Pvt. Ltd

Optimized real-time rendering pipelines, implemented multiplayer synchronization with WebSockets and Redis, deployed assets on AWS (S3, EC2) with auto-scaling and load balancing, and achieved high test coverage using Jest and Zephyr within CI/CD pipelines.

Software Engineer at Xyram Software Solutions

Architected a comprehensive healthcare web application using NestJS microservices, providing REST and GraphQL endpoints with TypeORM for PostgreSQL, improved performance through modularization, introduced real-time data syncing via Kafka, and implemented Redis for session caching and monitoring integration with Sentry.

Backend Developer at GKMIT

Led development of a fintech platform including custodial wallets, a high-liquidity central order book, and secure fund transfers. Built a high-performance matching engine in Go (Gin) using red-black trees and priority queues for sub-millisecond matching; integrated third-party wallet APIs with cryptographic signatures; leveraged Redis for caching, PostgreSQL sharding, and AWS monitoring; implemented microservices with gRPC and asynchronous processing via SNS/SQS; established CI/CD with CodeBuild/CodeDeploy; integrated KYC/AML checks using Rekognition and Lambda.

Senior Backend Developer at Tech Intellion Digital Solutions

Designing and implementing a loyalty program application with modular microservices, optimizing PostgreSQL schemas and integrating Redis for caching. Features include real-time points tracking, redeem workflows with Kafka-based event processing, rate limiting, and high-traffic promotional event handling. Leading architecture discussions and guiding a team of engineers.

Associate Software Engineer at Someshwara Software Pvt. Ltd

Optimized rendering pipelines for real-time performance using level-of-detail (LOD) modeling and frustum culling; developed multiplayer synchronization logic with WebSockets and Redis for state management, enabling low-latency updates and conflict resolution via operational transformation. Integrated AWS S3 for asset storage and EC2-based game servers with auto-scaling and Elastic Load Balancer, supported by CloudWatch monitoring. Implemented CI/CD with AWS CodePipeline and achieved high test coverage (Jest for backend, Zephyr for end-to-end), reducing bugs by 40%. Deployed containerized apps with Docker on AWS ECS, improving deployment times and resource utilization.

Software Engineer at Xyram Software Solutions

Architected a healthcare web application using NestJS-based microservices, exposing REST and GraphQL endpoints and integrating TypeORM with PostgreSQL for millions of patient records. Built Demographics module with React.js and Redux Saga; implemented advanced form validation (Yup) and real-time data syncing via Kafka. Refactored monolith into modular components; improved performance with memoization and virtualization, achieving a 50% render-time reduction. Created Allergies module using Stencil.js with drag-and-drop and trie-based prefix search. Implemented a secure User Service with GraphQL federated schemas and Passport-based MFA, Redis-backed sessions achieving sub-100ms login times. Led a monolith-to-microservices migration plan with HLD/LLD diagrams; deployed on AWS RDS with CloudWatch, and used S3 for secure storage of patient reports. Mentored a team of 6 engineers; implemented encryption with AWS KMS for HIPAA compliance; partitioned PostgreSQL; added read replicas and Elasti

Backend Developer at GKMIT

Led development of a fintech platform including custodial wallet, centralized exchange architecture with a central order book, and high-liquidity features. Built a high-performance matching engine in Go (Gin) using red-black trees and priority queues, achieving sub-millisecond matching. Managed CPU-intensive tasks in Go, integrated third-party wallet APIs with cryptographic signatures (ECDSA) and multi-signature schemes; used WebSockets for real-time market data. Enhanced reliability with Redis caching of trade history, PostgreSQL sharding for horizontal scaling, and monitoring via CloudWatch and Sentry to achieve zero downtime during peak hours. Implemented user management microservices with Go Fiber and gRPC, integrated AWS SNS/SQS for asynchronous event processing. Used Node-RED for automation, IoT data orchestration, testing pipelines, and real-time data pipeline prototyping. Reduced bundle sizes by 30% via React Native components; created timezone-aware scheduling for Agritech; bu