Akash Kumar
Senior Software Engineer | Java (8–21) | Spring Boot & Spring Security | Microservices | Secure REST APIs | AWS | Docker | Kafka | SQL | High-Concurrency Systems | Cloud-Native Development & Distributed Systems
- Role
- Lead Software Engineer at Akkodis
- Location
- New Delhi, DL, IN
- LinkedIn followers
- 500 followers
About Akash Kumar
Hello there! I\'m Akash Kumar, a seasoned Backend Developer with 6.2 years of hands-on experience in crafting robust, scalable, and efficient software solutions. With a strong foundation in Java development, coupled with expertise in cutting-edge technologies, I thrive in architecting and delivering high-quality backend systems that drive business success. Skills & Specializations:Java Development: Proficient in Java JDK 8 and JDK 7, with a keen eye for writing clean, maintainable code.Spring Framework & Spring Boot: Extensive experience in leveraging Spring Boot and Spring Framework to build enterprise-grade applications with ease.Microservices Architecture: Well-versed in designing, implementing, and deploying microservices-based architectures to foster agility and scalability.REST API Development: Expertise in developing RESTful APIs that facilitate seamless communication between various components of a system.Design Patterns: Strong understanding and application of design patterns to solve complex problems efficiently.Data Structures: Deep knowledge of data structures and algorithms, enabling optimized performance and resource utilization.TDD Approach: Advocate of Test-Driven Development (TDD), ensuring software quality through rigorous testing practices. Projects & Contributions:Enterprise-Level Solutions: Led the development of mission-critical backend systems for enterprise clients, ensuring reliability and performance at scale.Spring Security Integration: Implemented robust security measures using Spring Security, safeguarding applications against threats and vulnerabilities.Scalable Microservices: Architected and implemented microservices-based solutions, enabling seamless scalability and agility for diverse business needs.RESTful API Design: Designed and developed REST APIs adhering to industry best practices, promoting interoperability and ease of integration.Continuous Learning: Committed to staying updated with the latest trends and advancements in backend development, actively contributing to knowledge sharing within the team. Open to Opportunities: Passionate about leveraging my expertise to tackle new challenges and contribute to innovative projects. Open to exciting career opportunities and collaborations in the realm of backend development and beyond. Let\'s Connect: Interested in discussing potential collaborations, industry insights, or simply geeking out over tech? Feel free to reach out! I\'m always eager to connect with fellow professionals and enthusiasts alike.
Experience
Lead Software Engineer
Jul 2025 — Present · IN
Working as a Lead Software Engineer on a large-scale retail platform, contributing to the modernization, migration, and stabilization of enterprise backend services using Java 21, Spring Boot, and Microservices architecture.Played a key role in migrating backend services from Java 17 to Java 21, addressing compatibility issues, upgrading dependencies, and ensuring production stability.Explored and implemented Java 21 features, including Virtual Threads, to improve concurrency handling, resource utilization, and overall service performance.Refactored and modernized existing microservices to align with Java 21 standards and Spring Boot best practices.Worked on Spring Boot–based microservices, focusing on clean code, modular design, and scalable backend architecture.Contributed to AWS-based deployments, configuration, and monitoring of services to support production reliability.Actively involved in GitLab to GitHub migration, including repository migration, pipeline updates, access management, and workflow standardization.Collaborated closely with DevOps and QA teams during migration and release phases to ensure smooth rollouts.Wrote and maintained functional and regression test cases to validate application behavior post-migration.Participated in code reviews, production support, and stabilization activities, ensuring minimal downtime during major upgrades.Key Takeaway:This role strengthened my expertise in Java LTS upgrades, modern backend migrations, high-concurrency processing, and enterprise-scale system modernization, while working closely with cross-functional teams in a fast-paced retail environment.
Education
Divine Public School - India
Bachelor of Commerce - BCom, Business/Commerce, General
Central Board of Secondary Education
Master of Computer Applications - MCA, Accounting and Computer Science
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