Lead Java Developer at Hashone Careers · Mumbai · 7 - 10 years · ₹10L - ₹25L / yr · Posted 2 Sep 2025

Job Title: Lead Java Developer
Experience Required: 7+ Years
Location: Mumbai
About the Role
We are seeking a highly skilled Senior Backend Developer with deep expertise in building scalable, high-performance applications. The ideal candidate will have strong hands-on experience with Java, Spring Boot, Microservices, and distributed systems. You will play a key role in designing and optimizing APIs, architecting robust systems, and collaborating with cross-functional teams to deliver innovative solutions.
Key Responsibilities
- Design, develop, and maintain scalable backend systems using Java, Spring Boot, and Microservices architecture.
- Build and optimize APIs for large-scale applications ensuring high performance and reliability.
- Apply clean coding principles, SOLID design patterns, and clean architecture to deliver maintainable and robust code.
- Work with distributed systems technologies (Kafka, ELK, in-memory databases, Cassandra, or similar).
- Write efficient SQL queries and integrate with relational and NoSQL databases.
- Collaborate with product managers, architects, and other developers to define and align on technical decisions.
- Identify and solve complex problems with innovative and scalable solutions.
- Drive best practices in coding standards, system design, and performance optimization.
- Communicate complex technical concepts clearly across teams and stakeholders.
Skills & Qualifications
- 7+ years of experience as a Backend Developer.
- Strong expertise in Java, Spring Boot, Microservices, SQL.
- Significant experience in API design and optimization for enterprise-scale applications.
- Proficiency in distributed systems & related technologies (Kafka, ELK, in-memory DBs, Cassandra, etc.).
- Strong understanding of object-oriented engineering principles (SOLID, clean architecture).
- Excellent problem-solving and analytical skills with the ability to simplify complex concepts.
- Strong communication and collaboration skills, with the ability to influence and align teams.

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Job Title: Backend Engineer (Java)
Experience: 7 - 10 years
Location: Bangalore
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- Knowledge of Hibernate/JPA.
- Strong understanding of SQL databases such as MySQL or PostgreSQL.
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- Understanding Maven or Gradle.
- Knowledge of unit testing frameworks such as JUnit and Mockito.
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Interested candidates who meet the above criteria can share their updated resume along with:
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Company Overview:
Euphoric Thought Technologies is a technology-driven firm focused on building scalable software solutions for the digital enterprise. Operating at the intersection of cloud computing and enterprise software, the company develops high-performance platforms that streamline complex business operations. With a strong presence in the Bangalore tech ecosystem, Euphoric Thought Technologies supports clients across diverse sectors by delivering robust, secure, and efficient backend architectures that power modern digital experiences.
Role Overview:
As a Java Developer, you will be responsible for designing and maintaining the core backend systems that drive our client platforms. You will work closely with cross-functional product and engineering teams to translate complex business requirements into high-quality, maintainable code. Your contribution will directly impact the scalability and reliability of our services, ensuring that our end-users experience seamless performance as we continue to expand our technical footprint.
Key Responsibilities:
- Develop and maintain high-performance backend services using Java and Spring Boot to ensure system reliability for our enterprise clients.
- Design and implement scalable microservices architectures that allow for modular growth and easier maintenance of complex application features.
- Optimize database interactions and data persistence layers using Hibernate to improve application speed and resource efficiency.
- Build and expose secure RESTful web services to facilitate seamless communication between internal systems and third-party integrations.
- Deploy and manage application infrastructure on AWS to ensure high availability and fault tolerance for mission-critical business processes.
- Collaborate with engineering leads and stakeholders to troubleshoot production issues and implement performance enhancements that improve the overall user experience.
Required Skillset:
- Demonstrated expertise in Java development with 3 to 6 years of hands-on experience in building enterprise-grade applications.
- Proficiency in Spring Boot and Hibernate for developing robust backend frameworks and managing complex data models.
- Strong understanding of microservices architecture and the ability to design decoupled, scalable service components.
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Experience in Core Java, Spring Boot.
• Experience in microservices.
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Design, develop, test, and maintain scalable backend applications using Java.
Develop and maintain RESTful APIs and backend services.
Work with Spring Boot, Spring MVC, and related Java frameworks.
Design and optimize database queries and data models.
Integrate applications with internal and third-party APIs/services.
Write clean, maintainable, reusable, and well-documented code.
Troubleshoot production issues and identify root causes.
Improve application performance, reliability, security, and scalability.
Participate in code reviews and follow software engineering best practices.
Collaborate with cross-functional teams to understand business requirements and translate them into technical solutions.
Contribute to application architecture and technical design decisions.
Total Experience: 2+ years
Mode Of Hire: Permanent
Required Skills Set (Mandatory): Object Oriented Programming, data structures, algorithms, software design, and database systems.
Desired Skills (Good if you have): Springboot, ElasticSearch, MongoDB, MySQL, Redis, Crawling/ Web Scraping, Programming languages(Java, Python, C, C++)
Job Responsibilities
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- The ability to own end-to-end responsibility right from the requirement to release.
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- Experience with building backend services. Strong algorithm and CS skills.
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Tracxn (Tracxn.com) is a Bangalore-based product company providing a research and deal sourcing platform for Venture Capital, Private Equity, Corp Dev, and professionals working around the startup ecosystem. We are a team of 800+ working professionals serving customers across the globe. Our clients include Funds like Andreessen Horowitz, Matrix Partners, GGV Capital, and Large Corporations such as Citi, Embraer & Ferrero.
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- Abhishek Goyal (ex-Accel Partners, Amazon | BTech - IIT Kanpur)
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We work on an array of technologies, including but not limited to Spring, Elastic Stack, Kafka, Mongo, MySQL, Redis, ReactJS, Next.js, Node, AWS Lambda, Ansible, etc.
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Design, develop, and maintain backend services using Java
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Work with Spring / Spring Boot frameworks
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Perform unit and integration testing
Participate in code reviews and technical discussions
Collaborate with frontend, DevOps, and QA teams
Troubleshoot and resolve produc
Senior Software Engineer – Backend
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Location: Bangalore, Hybrid
Job Type: Full-Time
Experience: 5+ Years
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- Work in a fast-growing technology environment.






