Shivam Sharma

Software Engineer

Delhi, India

About

Experience

  • Software Engineer at Health Insurance Care
    Mar 2025 - Present · 1 yr 5 mos

  • Software Engineer at Care Health Insurance Limited
    Mar 2025 - Present · 1 yr 5 mos

    Stack: Node.js, NestJS, TypeScript, PostgreSQL, Microservices, REST APIs, Swagger, Git •​ Led end-to-end migration of REST APIs from Laravel (PHP) to NestJS (Node.js), improving response time by 30%+, reducing server load by 40%, and enhancing API security using JWT authentication with RBAC. •​ Collaborated with a team of 4–5 developers on Oracle → PostgreSQL migration, reducing query latency by 10–20% and cutting database licensing costs by 30–40% annually. •​ Architected database partitioning and sharding strategies, improving query performance by 25–35% and enabling horizontal scaling for high-volume datasets. •​ Authored and maintained production-grade REST API documentation using Swagger/OpenAPI, improving partner integration efficiency by 25% and accelerating external onboarding. •​ Handled bulk operations using async pipelines and cron schedulers for ~50K daily emails and large data exports, reducing API latency by 50% under load. •​ Mentored junior engineers through architecture discussions, code reviews, and deployment ownership, improving code quality and team velocity by 15%.

  • Software Engineer at A'alda Pte Ltd.
    Sep 2022 - Mar 2025 · 2 yrs 7 mos

    My primary responsibility as a software developer at A'Alda Vet India is to create scalable, safe backend systems for the VET-360 SaaS HMS. My work includes developing microservices with Lumen, secured by OAuth and JWT, and creating a subscription management system with Razorpay integration, which automates notifications and enhances client retention. I also contribute to key features like accrual-based accounting and multi-clinic management, strengthening my skills in backend architecture and agile collaboration to drive impactful solutions in healthcare technology. Key Skills: PHP | Laravel | Java | Spring Boot | MySQL | HTML | CSS | JavaScript | Git

  • Software Engineer at A'alda Vet India Private Limited
    Sep 2022 - Mar 2025 · 2 yrs 7 mos

    Stack: Node.js, NestJS, TypeORM, PHP, Laravel, Lumen, MySQL, PostgreSQL, Razorpay, JWT, OAuth 2.0, Swagger •​ Built a microservices-based multi-tenant SaaS platform for 1000+ clinics, implementing OAuth 2.0 and JWT-based authentication to ensure secure and scalable access control. •​ Engineered a subscription plan from scratch with plan management, coupon and discount processing, Razorpay webhook-based workflows, improving payment success rate by 20% and customer retention. •​ Implemented multi-entity management features for clinics, vets, and users, leveraging role-based access control (RBAC) and asset versioning to ensure secure and consistent data handling. •​ Engineered core SaaS financial modules including accounting, insurance workflows, tax invoicing, payments, and government fee tracking, reducing reconciliation effort by 30% and improving transaction accuracy. •​ Optimized NestJS and Lumen backend services including cron schedulers, job queues, event observers, notifications , and reporting reducing response time and improving feature delivery speed by 20%.