Job Description
We are seeking an experienced Core Java Developer with strong expertise in API development and microservices architecture, along with hands-on experience in building and deploying applications on AWS. The ideal candidate will have a solid background in designing and developing RESTful APIs, implementing scalable microservices, and ensuring high availability and performance in cloud-based environments.
Experience in the payment domain is required, including knowledge of payment processing systems, transaction flows, security, and compliance standards. The role involves working closely with cross-functional teams to develop reliable, secure, and high-performance payment applications. Experience with Angular UI development is considered a plus and will be beneficial for full-stack collaboration using Agile processes.
The candidate should be proficient in Core Java, Java-based frameworks, AWS services, and modern software development practices, with a strong understanding of end-to-end system design in distributed architectures.
Roles and Responsibilities
- Design, develop, and maintain Core Java–based applications using modern frameworks and best practices.
- Build and manage RESTful APIs and microservices-based architectures to support scalable and high-performance systems.
- Develop and deploy applications on AWS cloud platforms, leveraging services such as EC2, S3, RDS, Lambda, IAM, and CloudWatch.
- Implement payment processing solutions, including transaction flows, authorization, settlement, reconciliation, and error handling, ensuring compliance with industry standards (e.g., PCI-DSS).
- Ensure application security, data integrity, and high availability, especially for payment and financial systems.
- Collaborate with product owners, architects, and QA teams to define requirements and deliver robust solutions.
- Optimize application performance, scalability, and reliability in distributed microservices environments.
- Participate in code reviews, unit testing, integration testing, and troubleshooting production issues.
- Integrate backend services with frontend applications; Angular UI experience is a plus for effective end-to-end development and collaboration.
- Use CI/CD pipelines, version control, and DevOps practices to support continuous delivery.
- Follow Agile/Scrum methodologies, actively contributing to sprint planning, stand-ups, and retrospectives.
- Maintain technical documentation and ensure adherence to coding standards and best practices.
Position Competencies:
- Technical Competencies
- Strong proficiency in Core Java, including OOP principles, collections, multithreading, exception handling, and JVM concepts.
- Proven experience in designing and developing RESTful APIs and microservices architectures using Java-based frameworks (Spring, Spring Boot).
- Hands-on expertise with AWS cloud services such as EC2, S3, RDS, Lambda, IAM, CloudWatch, and basic networking concepts.
- Solid understanding of distributed systems, service-to-service communication, fault tolerance, and scalability.
- In-depth knowledge of the payment domain, including payment gateways, transaction lifecycle, authorization, settlement, reconciliation, chargebacks, and PCI-DSS compliance.
- Experience with database design and integration, both relational and NoSQL, with a focus on data consistency and performance.
- Familiarity with security best practices, encryption, authentication/authorization, and secure API design.
- Exposure to Angular UI development or frontend technologies is a plus for full-stack collaboration.
Development & Delivery Competencies
- Ability to contribute across the full software development lifecycle, from requirements analysis to production support.
- Strong debugging, troubleshooting, and performance-tuning skills in cloud and microservices environments.
- Experience with CI/CD pipelines, version control systems (Git), and DevOps-oriented development practices.
- Understanding of Agile/Scrum methodologies and iterative development.
Behavioural & Professional Competencies
- Strong analytical and problem-solving skills, particularly in complex, high volume transaction systems.
- Effective communication and collaboration skills for working with cross functional and geographically distributed teams.
- Attention to detail and a strong sense of ownership, especially when working on mission-critical payment systems.
- Ability to adapt quickly to new technologies, tools, and changing business requirements.
- Commitment to quality, security, and performance in all deliverables.
Desired Qualifications
- Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related field.
- Strong hands-on experience in Core Java with a solid understanding of object-oriented programming and design principles. Certification preferred
- Proven experience in developing RESTful APIs and microservices-based applications using Java frameworks such as Spring and Spring Boot.
- Practical experience in deploying and managing applications on AWS cloud platforms, including services like EC2, S3, RDS, Lambda, IAM, and CloudWatch.
- Mandatory experience in the payment domain, with a clear understanding of payment processing workflows, transaction lifecycles, security standards, and compliance requirements (e.g., PCI-DSS).
- Experience with distributed systems, asynchronous processing, and message-based architectures.
- Working knowledge of database technologies, including relational databases (MySQL, PostgreSQL) and/or NoSQL databases.
- Familiarity with CI/CD pipelines, version control systems (Git), and Agile development practices.
- Exposure to Angular UI development or other modern frontend frameworks is a plus.
- Strong problem-solving, analytical, and debugging skills with attention to performance and security.
- Excellent communication skills and the ability to work effectively in cross functional teams.
Positions Available: 10 Tech stack – Java-21, Spring Boot-3.x, PostgreSQL (or) MySQL
Position Levels and Corresponding Salary Ranges
0 to 2 years – Associate Software Engineer – ₹3.6 to ₹8 Lakhs PA
2 to 4 years – Software Engineer – ₹6 to ₹16 Lakhs PA
4 to 6 years – Senior Software Engineer – ₹10 to ₹24 Lakhs PA






