Parv Kothari

Java Backend Developer experienced in designing and building scalable microservices using Java 17, Spring Boot, Spring Security, REST APIs, SQL, Docker, and Kubernetes. Proven track record of delivering production-grade solutions for government and enterprise platforms serving 80M+ users. Experienced in distributed systems, multithreading, system design, CI/CD pipelines, performance optimization, and AI-powered applications using LLMs and RAG architecture.

Strong understanding of OOP, SOLID Principles, Design Patterns, Data Structures, and Algorithms.

Software Engineer - LTIMindtree - Delhi, India

(2024-01)

• Architected and delivered 6+ backend microservices for CBDT (Central Board of Direct Taxes) using Java 17, Spring Boot, Maven, and PostgreSQL, supporting tax-processing workflows for 80M+ registered taxpayers.
• Designed and implemented stateless authentication and token-validation mechanisms using Spring Security, eliminating critical session-hijacking vulnerabilities and achieving full security compliance.
• Developed automated cron-based feedback restoration pipelines that eliminated 100% of manual intervention and saved 12+ engineering hours per week.
• Led development of PAN change workflows with dual-validation and audit-trail mechanisms, applying SOLID Principles to ensure zero data-integrity incidents post-launch.
• Optimized 15+ high-traffic SQL queries through indexing and execution-plan analysis, reducing average query execution time by 30% and resolving 3 P1 production incidents.
• Built monitoring dashboards using Kibana and Dynatrace APM for 5 critical services, reducing Mean Time To Detect (MTTD) by 40%.
• Managed containerized deployments using Docker and Kubernetes with rolling updates, achieving zero-downtime releases across quarterly production deployments.
• Developed unit and integration tests using JUnit and Mockito, maintaining high code coverage across all owned microservices.
• Mentored 2 junior engineers during sprint cycles on microservices architecture, multithreading, and code review best practices.

Software Engineer Trainee - LTIMindtree - Bhubaneswar, India

(2023-09 - 2023-12)

• Completed Enterprise Business Learning (EBL) program focused on Java, Spring Boot, Spring Framework, Maven, and Full-Stack Development.
• Delivered the Gladiator Capstone Project end-to-end within a 7-day deadline, demonstrating rapid prototyping and independent problem-solving skills.
• Built a full-stack feature module using Spring Boot (RESTful APIs) and Angular (UI), adopted as a reference implementation for subsequent trainee batches.

Software Intern - Smarg Technology - Indore, India

(2022-08 - 2022-11)

• Contributed to Spoors by Mahindra, a field-force tracking SaaS platform, implementing backend features using Java Spring for real-time location data ingestion.
• Developed 4 Angular UI components integrated with Spring RESTful APIs, improving field agent reporting workflows and reducing manual data entry by 20%.
• Participated in Agile ceremonies including daily stand-ups, sprint planning, and retrospectives, gaining hands-on cross-functional team collaboration experience.

B.Tech - Information Technology - Shri Vaishnav Institute of Information Technology (2018 - 2022)