Principal Software Engineer
AJAY SINGH SOM
Instant Systems
Noida
11
years of professional experience
1
Language
Experienced technology professional specializing in system design, team leadership, and Java Spring Boot with Microservices architecture. Skilled in Apache Kafka, Kubernetes, and AWS, delivering scalable and robust solutions across electric vehicle, healthcare, finance, and defense sectors. Strong advocate of Agile methodologies, emphasizing transparency, collaboration, and customer-focused innovation to drive project success and operational excellence.
Work History
Principal Software Engineer
1 Year 2 Months- - Spearheaded the enhancement and evolution of the Clove Dental enterprise platform by delivering scalable, business-critical features aligned with strategic business objectives, thereby elevating overall product capabilities.
- - Architected, developed, and maintained high-performance backend services leveraging Java 17, Spring Boot, Microservices, RESTful APIs, and Event-Driven Architecture to ensure scalability, reliability, maintainability, and high availability.
- - Engineered new business features, automated workflows, and product improvements that optimized clinical and operational processes, enhanced user experience, and increased application efficiency.
- - Collaborated closely with product managers, business analysts, QA, DevOps, and cross-functional teams to gather requirements, design solutions, conduct code reviews, and deliver high-quality software following Agile methodologies.
- - Implemented asynchronous event-driven systems using Apache Kafka and Redis, enabling reliable inter-service communication, real-time event processing, distributed caching, and enhanced application performance.
- - Managed database design, query optimization, indexing, performance tuning, and ensured data integrity across MongoDB, PostgreSQL, and MySQL environments.
- - Deployed containerized microservices with Docker and Kubernetes, supporting scalable deployments, maintaining production stability, and optimizing resource utilization.
Fullstack Software Developer
1 Year- Delivered end-to-end freelance software development projects using Java, Spring Boot, Microservices, Apache Kafka, PostgreSQL, MySQL, MongoDB, and WebSocket, creating scalable and high-performance backend solutions aligned with client needs.
- Analyzed and translated complex business, functional, and technical requirements into detailed technical designs, implementation strategies, project roadmaps, and scalable architectures, ensuring compliance with industry best practices.
- Designed, developed, tested, and deployed RESTful APIs, asynchronous event-driven services, and database-driven applications, emphasizing performance optimization, code quality, maintainability, security, and scalability.
- Collaborated with cross-functional teams including business analysts, product owners, QA, and clients to facilitate clear communication, seamless integration, timely delivery, and successful execution across the Software Development Life Cycle (SDLC).
- Conducted code reviews, performed debugging and root cause analysis, provided production support, and optimized application performance, adhering to Agile methodologies, Git version control, CI/CD pipelines, and coding standards to ensure reliable, production-ready enterprise applications.
Java Technical Lead
1 Year- - Led the design, development, and delivery of unified Contact Center solutions, ensuring scalable and high-performance applications aligned with client business goals and industry best practices.
- - Collaborated with clients, business stakeholders, and cross-functional teams to gather detailed functional and technical requirements, perform accurate effort estimations, and formulate comprehensive project plans.
- - Designed detailed High-Level Design (HLD) and Low-Level Design (LLD) documents, defining system architecture, application workflows, API contracts, database schemas, and integration strategies.
- - Managed end-to-end client communications, facilitated technical discussions, conducted solution demonstrations, and enforced project governance to ensure clarity of requirements and alignment with stakeholders.
- - Led development activities, conducted rigorous code reviews, oversaw testing and deployment, provided production support, and resolved issues across all stages of the Software Development Life Cycle (SDLC).
- - Implemented continuous process improvements by optimizing development workflows, enhancing application performance, streamlining delivery processes, and boosting customer satisfaction through Agile methodologies and effective technical solutions.
Java Technical Lead
2 Years 6 Months- - Delivered business-critical initiatives for Shell Recharge and Electrifying America by implementing enterprise-grade backend solutions in a fast-paced Agile environment.
- - Designed and developed scalable, high-performance microservices and RESTful APIs with a focus on modular architecture, resilience, fault tolerance, and optimized system throughput.
- - Led sprint planning, backlog refinement, story estimation, and delivery tracking using JIRA, ensuring predictable releases and seamless coordination among distributed development teams.
- - Collaborated with client stakeholders, solution architects, and product teams to translate business requirements into robust technical solutions; facilitated technical discussions, design reviews, and solution presentations.
- - Mentored and coached junior engineers through design and code reviews, pair programming, and knowledge-sharing sessions, promoting engineering excellence and adherence to best development practices.
- - Identified optimization opportunities, resolved complex production issues, enhanced application reliability, and drove continuous improvement to ensure high-quality software delivery throughout the SDLC.
Senior Software Engineer
1 Year 11 Months- - Developed and enhanced Open Charge Point Protocol (OCPP) solutions using Java and Spring Boot, ensuring robust and reliable communication between EV charging stations and backend platforms.
- - Collaborated with clients and cross-functional teams to design scalable, high-performance software solutions tailored to the dynamic electric vehicle ecosystem.
- - Conducted thorough code reviews and mentored junior engineers to uphold engineering best practices, thereby improving code quality and team productivity.
- - Delivered high-quality software within project deadlines, optimizing for performance, reliability, and compliance with established development standards.
Software Engineer
2 Years 8 Months- - Developed, enhanced, and maintained business applications for mission-critical enterprise projects, including Afghan MOI and QMS platforms.
- - Collaborated with clients and senior team members to gather business requirements and support seamless software deployments.
- - Designed and optimized complex SQL queries to improve data retrieval efficiency and application performance.
- - Prepared comprehensive technical documentation to facilitate knowledge sharing and support ongoing maintenance.
- - Assisted in data analysis to drive informed decision-making and enhance business operations.
- - Participated actively in Agile ceremonies to ensure alignment with project goals and timelines.
- - Diagnosed and resolved software defects through thorough root cause analysis.
- - Contributed to the successful, timely delivery of high-quality software releases by adhering to best practices and development standards.
Education
B.Tech/B.E. - Bachelor of Technology / Engineering - Computer Science and Engineering (CSE)
12th - English
10th - Hindi
Skills
Kafka
Java
Elastic Search
System Design
Postgres Database
Kubernetes
AWS
Websocket
Agile Methodologies
MySQL
Docker
Multithreading
Technical Leadership
Spring Boot
MongoDB
ADDITIONAL INFORMATION
Languages: Hindi, English
Timeline
Principal Software Engineer
Instant Systems
02.2025 - 04.2026Read More
Fullstack Software Developer
Freelancing
01.2024 - 01.2025Read More
Java Technical Lead
Novelvox
11.2022 - 11.2023Read More
Java Technical Lead
Samin Tekmindz
04.2020 - 10.2022Read More
Senior Software Engineer
Samin Tekmindz
04.2018 - 03.2020Read More
Software Engineer
Samin Tekmindz
07.2015 - 03.2018Read More
Uttar Pradesh Technical University (UPTU)
B.Tech/B.E. - Bachelor of Technology / Engineering from Computer Science and Engineering (CSE)
Read More
CBSE
12th from English
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CBSE
10th from Hindi
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