Java Developer

Role & Responsibilities

As a Founding Engineer, you'll join the engineering team during an exciting growth phase, contributing to a platform that handles complex financial operations for B2B companies. You'll work on building scalable systems that automate billing, usage metering, revenue recognition, and financial reporting—directly impacting how businesses manage their revenue operations.

This role is ideal for someone who thrives in a dynamic startup environment where requirements evolve quickly and problems require creative solutions. You'll work on diverse technical challenges, from API development to external integrations, while collaborating with senior engineers, product managers, and customer success teams.

Key Responsibilities

• Build core platform features: Develop robust APIs, services, and integrations that power billing automation and revenue recognition capabilities.
• Work across the full stack: Contribute to backend services and frontend interfaces to ensure seamless user experiences.
• Implement critical integrations: Connect the platform with external systems including CRMs, data warehouses, ERPs, and payment processors.
• Optimize for scale: Design systems that handle complex pricing models, high-volume usage data, and real-time financial calculations.
• Drive quality and best practices: Write clean, maintainable code and participate in code reviews and architectural discussions.
• Solve complex problems: Debug issues across the stack and collaborate with cross-functional teams to address evolving client needs.

The Impact You'll Make

• Power business growth: Enable fast-growing B2B companies to scale billing and revenue operations efficiently.
• Build critical financial infrastructure: Contribute to systems handling high-value transactions with accuracy and compliance.
• Shape product direction: Join during a scaling phase where your contributions directly impact product evolution and customer success.
• Accelerate your expertise: Gain deep exposure to financial systems, B2B SaaS operations, and enterprise-grade software development.
• Drive the future of B2B commerce: Help build infrastructure supporting next-generation pricing models, from usage-based to value-based billing.

Ideal Candidate Profile

Experience

• 5+ years of hands-on Backend Engineering experience building scalable, production-grade systems.
• Strong backend development experience using one or more frameworks: FastAPI / Django (Python), Spring (Java), or Express (Node.js).
• Deep understanding of relevant libraries, tools, and best practices within the chosen backend framework.
• Strong experience with databases (SQL & NoSQL), including efficient data modeling and performance optimization.
• Proven experience designing, building, and maintaining APIs, services, and backend systems with solid system design and clean code practices.

Domain

• Experience with financial systems, billing platforms, or fintech applications is highly preferred.

Company Background

• Experience working in product companies or startups (preferably Series A to Series D).

Education

• Candidates from Tier 1 engineering institutes (IITs, BITS, etc.) are highly preferred.

5+ years of Experience designing, building and testing Java EE applications  

Experience designing, implementing, and integrating Spring and/or Spring Boot 

Good knowledge in recent version of Java, Oracle, JBoss, Hibernate  

Experience in working with Messaging systems like Apache Kafka  

Developing low level designs based on HLD  

Reviewing code to check coding standards and best practices to ensure quality.  

Hands on knowledge in Unit testing Framework like Junit and good understanding on Exception Handling in Java  

Good Knowledge in UI like React or Angular  

Experience designing SOAP / RESTful web services  

Working on bug fixing and improving application performance  

Familiarity with build tools such as Maven and Gradle.  

Familiar with various design and architectural patterns  

Familiarity with continuous integration

Role: Java Developer

Overall: 4 to 8 Years

Location: Chennai

Notice: Immediate to short joiners

Job Description:

We are looking for a skilled and enthusiastic Java Developer to join our team in Chennai. The ideal candidate should have strong hands-on experience in Java development with a focus on backend frameworks such as Spring Boot and Hibernate. If you’re passionate about clean code, scalable applications, and delivering robust software solutions—this is the role for you.

Key Responsibilities:

• Design, develop, test, and maintain backend applications using Java, Spring Boot, and Hibernate.
• Write efficient, scalable, and reusable code.
• Participate in design discussions, code reviews, and deliver high-quality software.
• Collaborate with cross-functional teams to define, design, and ship new features.
• Troubleshoot, debug, and upgrade existing systems.
• Ensure best practices in software development and Agile methodologies.

Required Skills:

• Strong proficiency in Core Java (Java 8 or above).
• Hands-on experience with Spring Boot and Hibernate.
• Proficient in working with RESTful APIs and Web Services.
• Experience with SQL and relational databases (e.g., MySQL, PostgreSQL).
• Familiarity with version control tools like Git.
• Knowledge of software development lifecycle and Agile practices.

Job Summary:

We are looking for an experienced Java Developer with 4+years of hands-on experience to join our dynamic team. The ideal candidate will have a strong background in Java development, problem-solving skills, and the ability to work independently as well as part of a team. You will be responsible for designing, developing, and maintaining high-performance and scalable applications.

Key Responsibilities:

• Design, develop, test, and maintain Java-based applications.
• Write well-designed, efficient, and testable code following best software development practices.
• Troubleshoot and resolve technical issues during development and production support.
• Collaborate with cross-functional teams including QA, DevOps, and Product teams.
• Participate in code reviews and provide constructive feedback.
• Maintain proper documentation for code, processes, and configurations.
• Support deployment and post-deployment monitoring during night shift hours.

Required Skills:

• Strong programming skills in Java 8 or above.
• Experience with Spring Framework (Spring Boot, Spring MVC, etc.).
• Proficiency in RESTful APIs, Microservices Architecture, and Web Services.
• Familiarity with SQL and relational databases like MySQL, PostgreSQL, or Oracle.
• Hands-on experience with version control systems like Git.
• Understanding of Agile methodologies.
• Experience with build tools like Maven/Gradle.
• Knowledge of unit testing frameworks (JUnit/TestNG).

Preferred Skills (Good to Have):

• Experience with cloud platforms (AWS, Azure, or GCP).
• Familiarity with CI/CD pipelines.
• Basic understanding of frontend technologies like JavaScript, HTML, CSS.

Must have experience on Java, Spring MVC / Boot, Hibernate / MyBatis 

- Must have experience on building large scale application 

- Must have experience on RESTful Web-Services 

- Must be good in problem solving, Data structures and Algorithms. 

- Strong understanding of Web Architectures, E-commerce solutions 

- Strong understanding of any MySql / Postgresql 

- Strong understanding of any Redis / Memcached / Mongodb / Elasticsearch 

- Hands-on experience on GCP / AWS would be an added advantage 

- Hands-on experience on Kubernetes / Docker would be an added advantage 

- Basic knowledge of version control system like Git / Mercurial / Bitbucket 

- Writes well managed and clean codes 

Requirements:

• 3 -7 years of software development experience.
• Good grasp on programming fundamentals including OOP, Design Patterns and Data Structures.
• Excellent analytical, logical and problem-solving skills.
• Software Development Engineer.
• Good understanding of complexities involved in designing/developing large scale systems.
• Strong system design skills.
• Experience in technologies like Elasticsearch, Redis, Kafka etc.
• Good knowledge of relational and NoSQL databases.
• Familiarity with common machine learning algorithms. In-depth knowledge is a plus.
• Experience of working with big data technologies like Hadoop, Spark, Hive is a big plus.
• Ability to understand business requirements and take ownership of the work.
• Exhibit passion and enthusiasm for building and maintaining large scale platforms.

• You will build cutting-edge secure and scalable systems by writing simple and efficient code.
• You will own the backend development for one or more of our modules and collaborate with architects, other engineers, and product managers to launch new products and/or iterate on existing features. You'll build and manage automated build/test/deployment environments
• Ensure high standards through code reviews, design reviews, architecture discussions
• You will ensure that the systems you oversee are secure, fault-tolerant, and are performing reliably at high volumes.

• Well-versed in data structures, algorithms, and software design. Programming experience with at least one of Java or Python and object-oriented design
• Knowledge of SQL, NoSQL databases, Messaging/Caching technologies, and AWS deployments is a plus
• Able to write unit integration tests with coverage of code & interfaces. TDD is a plus
• Exposure to the architecture and design (design patterns, security, reliability, and scaling) of new and current systems. Experience in building highly scalable business applications, which involve implementing large complex business flows involving multiple third-party integrations
• Prior startup experience is a plus