Scope
:

• 
  A
  senior API Software Developer with 8+ years of experience will be
  responsible for creating and using APIs to translate functional
  specifications into working and tested applications. This includes
  developing detailed programming specifications, user interface designs,
  prototypes, writing and/or generating code, compiling data driven
  programs, conducting unit tests and debugging code.

Assignment Deliverables
:

• 
  Detailed
  design and specification documents for RESTful APIs, including endpoints,
  request/response models, authentication, and error handling.
• 
  Clean,
  scalable, and secure REST APIs built using Java and Spring Boot, adhering
  to best practices and company standards.
• 
  Modular
  and decoupled microservices, designed and deployed independently, with
  clear inter-service communication protocols.
• 
  Using
  APIs to develop application based on the business requirement to transform
  and route data.
• 
  Comprehensive
  test coverage using tools like JUnit, Mockito, or Test Containers to
  ensure code reliability and prevent regressions.
• 
  Efficient
  relational database schemas designed and implemented to support API data
  storage and retrieval.
• 
  Profiled
  and optimized APIs for response time, memory usage, and throughput,
  ensuring high performance under load.
• 
  Secure
  API calls with proper authentication (e.g., OAuth2, JWT), authorization,
  input validation, and protection against common vulnerabilities (OWASP).
• 
  Dockized
  applications with configuration files, docker-compose scripts, and
  Kubernetes manifests (if applicable) for smooth deployment.
• 
  Integrated
  monitoring (e.g., Prometheus, Grafana) and logging (e.g., ELK stack,
  Logstash, or Splunk) for operational visibility.
• 
  Produce
  clear documentation for developed systems such as design, deployment
  instructions, and operational guides.
• 
  Regular
  code reviews, feedback sessions, and mentorship to junior developers,
  ensuring code quality and knowledge sharing.
• 
  Weekly
  or sprint-based status updates on development progress, blockers, and
  delivered functionalities.
• 
  Timely
  resolution of production issues, regression fixes, and performance
  improvements based on user feedback and testing.
• 
  Available
  for any on-call on weekend for production issues.
• 
  Support
  – Assist with troubleshooting production issues (24/7) and support
  day-to-day operations

Requirements

Experience and Skill Set Requirements:

Must Haves:

• 
  Extensive
  experience in designing, building, and consuming REST APIs, including API
  documentation and testing, as well as in-depth knowledge of integration
  patterns and best practices, with experience designing and building
  integration solutions using Spring Integration.
• 
  In-depth
  knowledge of microservice architecture and experience building scalable,
  highly available systems using various Azure Services, including hands-on
  experience with messaging queuing, event-driven architecture, and
  asynchronous communication/multi-threading.
• 
  Strong
  skills in SQL and experience working with relational databases such as SQL
  Server or Oracle.
• 
  Knowledge
  of integration with OAuth2, JWT, SAML, and related
  authentication/authorization technologies.

Skill Set Requirements:

Mandatory Requirements
:

• 
  Extensive
  experience in designing, building, and consuming REST APIs, including API
  documentation and testing, as well as in-depth knowledge of integration
  patterns and best practices, with experience designing and building
  integration solutions using Spring Integration.
• 
  In-depth
  knowledge of microservice architecture and experience building scalable,
  highly available systems using various Azure Services, including hands-on
  experience with messaging queuing, event-driven architecture, and
  asynchronous communication/multi-threading.
• 
  Strong
  skills in SQL and experience working with relational databases such as SQL
  Server or Oracle.
• 
  Knowledge
  of integration with OAuth2, JWT, SAML, and related
  authentication/authorization technologies.
• 
  Knowledge
  of data transformation techniques, such as mapping and normalization, with
  experience applying them in a Spring Integration context.
• 
  Ability
  to transform data between different formats, including JSON, XML, and CSV.

Nice-to-Have Requirements
:

• 
  Knowledge
  and experience in Criminal Justice Business and System

Desired Skills and Experience
:

• 
  Strong
  proficiency in object-oriented programming and functional programming with
  modern Java features.
• 
  Strong
  expertise in Java and the Java development ecosystem, including experience
  with Spring Boot.
• 
  In-depth
  knowledge of microservice architecture and experience building scalable,
  highly available systems.
• 
  Expertise
  in designing, building, and consuming REST APIs; knowledge of HTTP
  methods, status codes, and REST best practices
• 
  In-depth
  knowledge of integration patterns and best practices, including experience
  designing and building integration solutions using Spring Integration
• 
  Experience
  with enterprise integration technologies, such as JMS, AMQP, or REST, and
  an understanding of how to use them in a Spring Integration context.
• 
  Strong
  knowledge of XML and experience working with XML-based integration
  solutions, such as XSLT and XPath.
• 
  Knowledge
  of data transformation techniques, such as mapping and normalization, and
  experience using them in a Spring Integration context.
• 
  Experience
  with message-oriented middleware and enterprise service buses, such as
  Azure Service Bus
• 
  Experience
  on Event Driven architecture, experience on Azure Event Hub, etc.
• 
  Strong
  skills in SQL and experience working with relational databases, such as
  SQL Server, or Oracle.
• 
  Understanding
  of security best practices and experience implementing authentication,
  authorization, and encryption.
• 
  Strong
  experience with writing automated tests, including unit, API test, and a
  deep understanding of the testing process.
• 
  Familiarity
  with Kubernetes, Helm, or other container orchestration tools.
• 
  Familiarity
  with Agile software development methodologies, such as Scrum or Kanban,
  and experience participating in sprint planning and retrospectives.
• 
  Excellent
  communication skills, both written and verbal, and the ability to work
  effectively with both technical and non-technical stakeholders.
• 
  A
  passion for staying up-to-date with the latest industry trends and
  technologies, and a desire to continuously learn and improve your skills.
• 
  Strong
  problem-solving and debugging skills, and experience diagnosing and
  resolving complex issues.
• 
  A
  track record of delivering high-quality, robust, and scalable solutions in
  a fast-paced, deadline-driven environment.
• 
  Strong
  analytical and troubleshooting abilities for complex systems.
• 
  Clear
  verbal and written communication for technical and non-technical
  stakeholders..
• 
  Capable
  of mentoring junior developers and contributing to architectural
  decisions.
• 
  Ability
  to prioritize tasks, manage deadlines, and handle multiple
  responsibilities.

Technical Design:

• 
  Strong
  expertise in Java and the Java development ecosystem, including experience
  with Spring Boot.
• 
  In-depth
  knowledge of microservice, Event Driven architecture and experience
  building scalable, highly available systems.
• 
  Extensive
  experience with REST API design and development, including experience with
  API documentation and testing.
• 
  Practical
  knowledge in applying various design patterns and standards to the
  technical design and development.
• 
  Strong
  skills in SQL and experience working with relational databases, such as
  SQL Server.

Integration:

• 
  In-depth
  knowledge of integration patterns and best practices, including experience
  designing and building integration solutions using Spring Integration
• 
  Hands-On
  experience in messaging queuing (Azure Service Bus) and event driven
  architecture.

Technical Framework and Middleware:

• 
  In-depth
  knowledge of microservice architecture and experience building scalable,
  highly available systems using various Azure Services.
• 
  Must
  have prior experience in working with containerized environments such as
  Azure, OpenShift, Docker, Kubernetes, Microservices, etc.
• 
  Experience
  with message-oriented middleware and enterprise service buses, such as
  Azure Service Bus.
• 
  Experience
  on Event Driven architecture.

Security:

• 
  Experience
  with Security and Web Services Security standards and frameworks. Must
  have extensive working experience in OAuth, OpenID, SAML 2.0, etc.
• 
  Understanding
  of security best practices and experience implementing authentication,
  authorization, and encryption.

Public Sector Experience:

• 
  Previous
  experience working in Government or Public Sector organization.