Shivam Mittal

Backend-focused Software Engineer

0+ yrs exp 81 · Excellent

About

Backend-focused Software Engineer (Java, Spring Boot) with two internships building REST APIs, event-driven services, and cloud-integrated backend systems; solved 320+ DSA problems on LeetCode.

Skills & Expertise (24)

Python Intermediate

5.5/10

Years Exp

SQL Intermediate

5.5/10

Years Exp

Spring Boot Intermediate

5.5/10

Years Exp

Spring Data JPA Intermediate

5.5/10

Years Exp

Spring AI Intermediate

5.5/10

Years Exp

Java Intermediate

5.5/10

Years Exp

REST APIs Intermediate

5.5/10

Years Exp

MySql Intermediate

5.5/10

Years Exp

Data Structures & Algorithms Intermediate

5.0/10

Years Exp

Operating systems Intermediate

5.0/10

Years Exp

RDS Intermediate

5.0/10

Years Exp

OOP Intermediate

5.0/10

Years Exp

Git Intermediate

5.0/10

Years Exp

System Design Beginner

4.5/10

Years Exp

WebSockets Beginner

4.5/10

Years Exp

Docker Compose Beginner

4.0/10

Years Exp

GitHub Actions Beginner

4.0/10

Years Exp

Postman Beginner

4.0/10

Years Exp

Openapi Beginner

4.0/10

Years Exp

Swagger Beginner

4.0/10

Years Exp

Docker Beginner

4.0/10

Years Exp

Redis Beginner

4.0/10

Years Exp

Apache Kafka Beginner

4.0/10

Years Exp

AWS (RDS

Work Experience

Event Development Intern

Ninternet

Jun 2026 - Present

Authored the PRD and built the captive portal backend, hardening it for a live on-site demo of the Wi-Fi mesh platform to senior telecom executives. Built and documented REST API endpoints backing an OpenWRT/B.A.T.M.A.N. mesh network with WireGuard VPN backhaul, using Redis for token validation and a dual-schema RDS MySQL data layer.

Software Engineer Intern

Lex – Your Legal Expert

Oct 2025 - Jan 2026

Delivered REST APIs with Spring Boot to enable data flow between AI/ML components and the application layer of a legaltech platform. Designed backend modules using Spring Data JPA for efficient data retrieval across core legal query workflows. Integrated Spring AI components to enable context-aware query processing for legal document analysis.