Sankara Rao Vakkalagadda

Backend Engineer

Bengaluru, Karnataka, India1 yr 2 mos experience

Key Highlights

Engineered backend for 10,000+ users in e-commerce.
Achieved 15% latency reduction through SQL optimization.
Solved over 500 DSA problems on LeetCode.

Stackforce AI infers this person is a Backend Developer specializing in E-commerce and Healthcare solutions.

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Skills

Core Skills

Java 17Spring BootJavaNode.jsReactjs

Other Skills

MicroservicesSQLRESTful APIsSpring SecurityExpress.jsREST APIsJakarta PersistenceFull-Stack DevelopmentAmazon Web Services (AWS)Node.js in AzurePostmanAWS LambdaTailwind CSSGitPostman API

About

I am a Java Backend Developer with 2 years of experience building high-concurrency microservices and RESTful APIs. At TCS, I’ve engineered backend modules for global e-commerce platforms, supporting 10,000+ users and reducing latency by 15% through SQL optimization. My engineering philosophy is rooted in robust problem-solving, demonstrated by solving 500+ DSA problems on LeetCode (Contest Rating: ~1600). I specialize in the Spring Ecosystem and have a proven track record of maintaining zero production rollbacks in high-traffic environments. Technical Toolkit: ⚡ Backend: Java 17, Spring Boot, Microservices, Spring Security (JWT), Hibernate/JPA. ⚡ Frontend: React.js, Redux, JavaScript (ES6+). ⚡ Cloud & DevOps: AWS (EC2, S3), Docker, Jenkins CI/CD, Git. ⚡ Databases: MySQL, PostgreSQL, MongoDB. I am an Immediate Joiner looking for SDE roles where I can contribute to scalable distributed systems. 📩 Let's Connect: vsankararao143@gmail.com 💻 Portfolio: github.com/V-SankaraRao

Experience

1 yr 2 mos

Total Experience

1 yr 2 mos

Average Tenure

1 yr 2 mos

Current Experience

Tata consultancy services

3 roles

System Engineer

Mar 2026 – Present · 2 mos · On-site

Assistant System Engineer

Mar 2025 – Mar 2026 · 1 yr · On-site

Engineered scalable backend modules for Woolworths' e-commerce platform using Java 17 and Spring Boot, supporting over 10,000 concurrent users.
Optimized complex SQL queries and database indexing, achieving a 15% reduction in page load latency.
Designed and deployed RESTful APIs for Order Management and Product Catalog services, adhering to SOLID principles.

Java 17Spring BootMicroservicesSQLRESTful APIs

Assistant System Engineer Trainee

Mar 2024 – Mar 2025 · 1 yr · On-site

At Tata Consultancy Services in Chennai, I served as an Assistant System Engineer Trainee, where I focused on developing backend microservices and optimizing API performance. My work involved designing secure RESTful endpoints and implementing Spring Security for enhanced data management. Through these efforts, I significantly improved logistics data processing and API response times, contributing to a more efficient system overall.

JavaSpring Security

Cognizant

Full Stack Engineer

Nov 2023 – Mar 2024 · 4 mos · Chennai · On-site

I successfully built a comprehensive web application that transformed patient record management at Cognizant.
Leveraged Node.js, Express, and ReactJS to create a robust full-stack solution.
Developed secure RESTful APIs, enhancing data integration and security.
Collaborated with cross-functional teams to elevate user experience and streamline operations.

Node.jsExpress.jsReactJS