Technical Support

Job Title: Senior Java Developer – Multi-SaaS / Microservices / Pub-Sub

About the Role

We are seeking a highly skilled Senior Java Developer with strong leadership abilities to join our team. The ideal candidate will have deep expertise in Java, micro services architecture, multi-tenant SaaS systems, pub/sub messaging, and cloud-based deployments on AWS EKS. This role requires not only technical mastery but also the ability to mentor teams, influence architecture decisions, and ensure best practices through Test-Driven Development (TDD).

Key Responsibilities

• Lead design and development of Java-based multi-tenant SaaS applications using microservices architecture.
• Implement pub/sub messaging systems for event-driven communication.
• Deploy, monitor, and optimize services on AWS EKS.
• Ensure system reliability, scalability, and security using AWS CloudWatch and other observability tools.
• Apply TDD principles to drive high-quality, maintainable code.
• Collaborate with product managers, architects, and other developers to translate requirements into technical solutions.
• Lead code reviews, mentor junior engineers, and promote engineering best practices.
• Take ownership of end-to-end delivery, from architecture design to production rollout.

Required Skills & Qualifications

• Proficiency in Java with 6+ years of professional development experience.
• Strong background in microservices architecture and multi-tenant SaaS systems.
• Expertise in pub/sub messaging patterns (e.g., Kafka, RabbitMQ, or AWS SNS/SQS).
• Hands-on experience with AWS EKS and container orchestration (Kubernetes).
• Strong understanding of monitoring and logging using AWS CloudWatch or similar tools.
• Proven experience applying Test-Driven Development (TDD) in real-world projects.
• Demonstrated leadership skills – mentoring, decision-making, and driving engineering excellence.
• Solid understanding of software engineering best practices, CI/CD, and version control (Git).

Job Description:

• Proficient in software Design and development and familiar with technologies - Java, Java-J2EE, Spring Boot, Ajax, REST API, Micro services etc.
• Working knowledge of any SQL database (MySQL, Oracle etc)
• Working knowledge of No-SQL database (Mongo or Dynamo DB)
• Experience in unit testing using Junit or Mockito
• Experience in designing and architecting systems with high scalability and performance requirements.
• Ability to design infrastructure for performance evaluation and reporting of cloud-based services, namely AWS
• In depth knowledge of key AWS services like EC2, S3, Lambda, CloudWatch etc..
• Certification on AWS architecture desirable
• Excellent communication skills
• Ability to effectively articulate technical challenges and solutions
• Skilled in interfacing with internal and external technical resources
• Good in debugging problems and mentoring teams on technical front

Roles and Responsibilities:

• Participate and contribute in platform requirements/story development.
• Contribute to the design, coding for the requirements/stories and also participate in code and design reviews.
• Develop use cases and do unit test cases and execute them part of continuous integration pipeline.
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• 4+ years exp with solid backend/engineering experience.
• Knowledge of data structures and an eye for architecture.
• Solid CS fundamentals, fluent in multi-threaded and asynchronous programming, a strong inclination for architecting at scale.
• Excellent technical design, problem-solving, debugging, and communication skills.
• Rapid prototyping worked on distributed systems at scale.
• Basic knowledge of SQL as well as NoSQL databases.
• Proficient in Golang, it's design, and concurrency patterns.

• Design & build a highly scalable, robust backend architecture for our cloud services
• You will be part of a software development team for developing and enhancing SaaS applications.
• Take responsibility of entire module/feature set and develop, test, debug and maintain the application software throughout the product lifecycle
• Working with the Product Management Team to validate and plan new features
• Working with cross-functional teams to deliver stellar end user experience
• Research new technologies and tools that help in building the next generation of our services
• Test, debug and maintain the application software throughout the product lifecycle

• Must have experience with web development in Java 8+, Spring/J2EE or similar frameworks and technologies. (Mandatory)
• Must have worked on REST API (Mandatory)
• Should be an enthusiast for writing clean, reusable code, willing to learn new things as a self-starter person
• 2+ years of strong relevant experience in developing Object-oriented technologies.
• Strong working experience with any of the following DBs - Postgres / MySQL / Oracle or MSSQL
  

Technical specifications/Skill Set:

• Minimum of 5+ years of significant experience in application development.
• Proficient with software development lifecycle (SDLC) methodologies like Agile, Test- driven development
• Knowledge of system architecture, object-oriented design, and design patterns.
• Required technical skills: Strong Core Java, J2EE, Spring boot, Akka, API development & distributed application development experience.
• Desirable technical skills: Micro-services pattern, Kafka, Knative Eventing, Camel-K, Container Technologies like Docker, Kubernetes, NoSql preferably Cassandra.
• Experience working with high volume data and computationally intensive system.
• Domain knowledge in Financial Industry and Capital Markets is a plus.
• Excellent communication skills are essential, with strong verbal and writing proficiencies.