Java Backend Developer

AI overview

Design and maintain backend services and APIs for banking applications while ensuring security and performance standards, collaborating with cross-functional teams.

Key Responsibilities

  • Design, develop, and maintain backend services and APIs using Java and Spring Boot for banking and financial applications.
  • Build and consume RESTful APIs to support web and mobile banking platforms, ensuring security and performance standards.
  • Implement business logic, data validation, and transaction handling aligned with banking requirements.
  • Work with relational databases (PostgreSQL / MySQL) for data modeling, querying, and performance optimization.
  • Apply secure coding practices, authentication, and authorization mechanisms in compliance with banking and regulatory standards.
  • Collaborate closely with front-end developers, QA, DevOps, and business analysts to deliver end-to-end solutions.
  • Participate in code reviews, debugging, and performance tuning.
  • Support integration with third-party services and internal systems.
  • Contribute to documentation and maintain clear technical specifications.

Requirements

  • Bachelor’s degree in Computer Science, Software Engineering, or related field.
  • Solid understanding of backend development concepts (APIs, MVC, layered architecture).
  • Experience developing RESTful APIs (hands-on experience using Django REST Framework or equivalent backend frameworks is acceptable and transferable to Java Spring) 
  • Good knowledge of SQL and relational databases (PostgreSQL, MySQL)
  • Familiarity with Git version control and collaborative development workflows.
  • Understanding of software development lifecycle (SDLC) and Agile methodologies.
  • Strong problem-solving skills and attention to detail.
  • Ability to work in a regulated, security-sensitive environment.

Benefits

  • Exposure to Java, Spring Boot, or Spring MVC (professional or academic).
  • Basic understanding of Docker and containerized applications 
  • Experience with Postman for API testing 
  • Knowledge of authentication mechanisms (JWT, OAuth concepts).
  • Interest in fintech, digital banking, or blockchain-based systems (academic projects acceptable) 

Blackstone eIT is a global company that provides innovative AI solutions to automate and digitally transform human and information-intensive processes. Their offerings include machine learning, natural language processing, and computer vision to enable...

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