sunil

Associate Software Engineer II at Optum, Java Full Stack Developer

I am software engineer and work with modern tech frameworks, design architectures and building enterprise applications.

Experience

Associate Software Engineer II (ASE-II) · Optum (UnitedHealth Group)
2025 – Present
Designing RESTful APIs for Member Search and Prior Authorization workflows; architecting microservices for healthcare data ingestion using Java, Spring Boot, Angular, and cloud technologies (AWS, Azure)
Associate Software Engineer-1 · RMgX Technologies LLP
2023 – 2025
Worked on e-commerce modules for eShipper project including orders, products, and store settings. Improved e-commerce onboarding user satisfaction by 20% and reduced setup time by 30%. Engineered bulk printing API increasing operational efficiency by 50%. Built REST APIs for e-commerce analytics dashboard, reducing analysis time by 40% and increasing data accuracy by 35%. Implemented REST APIs for Return Center and Return Manager, increasing process efficiency by 25%
SDE Intern · RMgX Technologies LLP
2022 – 2023
Developed and integrated APIs for shipping project including filter, export, search, and receipt printing features. Resolved critical production issues, accelerating resolution processes by 20%

About

Education

National Institute of Technology, Silchar
Bachelor of Technology, Civil Engineering · 2019 – 2023
Jawahar Navodaya Vidyalaya, Tinsukia
Higher Secondary Certificate, Science (12th)
Lotus Academy, Doomdooma
Secondary School Certificate, 10th Grade

Areas of Expertise

Java Development (Java 8/11/17)Spring Boot and Spring Framework (MVC, Security, Data JPA)RESTful API DevelopmentMicroservices ArchitectureFull Stack Development (Angular)Database Design and Management (MySQL, PostgreSQL, Elasticsearch, Cassandra)

Key Achievements

Ranked 1011 in Google Kickstart 2022 Round BAchieved 1800+ rating on LeetCodeImproved e-commerce onboarding user satisfaction by 20% and reduced setup time by 30% at RMgXEngineered bulk printing API that increased operational efficiency by 50%Built REST APIs for analytics dashboard reducing analysis time by 40% and increasing data accuracy by 35%Graduated from NIT Silchar with 8.9/10.0 CGPA in Civil Engineering

Personality Traits

analyticaldetail-orientedpassionate about continuous learningresults-drivencollaborative

Contributions

Developed e-commerce modules for eShipper project handling orders, products, and store settingsBuilt REST APIs for Return Center and Return Manager improving process efficiencyCreated analytics dashboard APIs for e-commerce data analysisDeveloped bulk printing API for shipping operationsArchitected microservices for healthcare data ingestion at OptumImplemented RESTful APIs for Member Search and Prior Authorization workflows in healthcare domain