Java Software Engineer

Location: Chennai OR Bengaluru

Role Overview

We are seeking an experienced Java Backend Developer (6+ years) to design and develop high-performance, scalable backend systems. The ideal candidate will have deep expertise in Java 8+, strong fundamentals in OOP, design patterns, data structures, and algorithms, as well as proven experience in integration tools and databases (MySQL or NoSQL).

This role involves solving complex technical challenges, mentoring junior developers, and contributing to architectural decisions.

Key Responsibilities

• Design, develop, and maintain backend services using Java 8+ (lambdas, streams, functional interfaces, etc.).
• Implement robust object-oriented solutions and apply design patterns effectively.
• Work with data structures and algorithms to optimize performance.
• Optimize code for efficiency, scalability, and maintainability.
• Implement multithreading and concurrency solutions for high-throughput systems.
• Develop and maintain system integrations with external/internal tools and platforms.
• Work with MySQL or NoSQL databases, including schema design, query optimization, and performance tuning.
• Participate in code reviews, technical discussions, and architectural design sessions.
• Mentor and guide junior engineers.

Required Skills & Experience

• 6+ years of professional backend development experience with Java.
• Strong knowledge of Java 8+ features (streams, lambdas, functional programming).
• Solid understanding of OOP principles and design patterns.
• Hands-on experience with data structures, algorithms, and performance optimization.
• Strong expertise in multithreading, concurrency, and synchronization.
• Experience with integration tools (REST APIs, messaging systems, etc.).
• Proficiency with MySQL or NoSQL databases (MongoDB, Cassandra, or similar).
• Familiarity with version control (Git), CI/CD pipelines, and cloud platforms is a plus.

About Us:

Ascendion is a global, leading provider of AI-first software engineering services, delivering transformative solutions across North America, APAC, and Europe. We are headquartered in New Jersey. We combine technology and talent to deliver tech debt relief, improve engineering productivity solutions, and accelerate time to value, driving our clients’ digital journeys with efficiency and velocity. Guided by our “Engineering to the power of AI” [EngineeringAI] methodology, we integrate AI into software engineering, enterprise operations, and talent orchestration, to address critical challenges of trust, speed, and capital. For more information, please go to www.ascendion.com

With Ascendion (www.ascendion.com), you:

Will get to work on numerous challenging and exciting projects on our various offerings including Salesforce, AI/Data Science, Generative AI/ML, Automation, Cloud Enterprise and Product/Platform Engineering. At Ascendion you have high chances of project extension or redeployment to other clients. Additionally, you can also share CV of anyone you know. We have a referral policy in place.