Senior Java Full Stack Engineer

Cynet Systems•Reston, VA

About The Position

We are seeking a Senior Java Full Stack Engineer with a strong background in AWS Cloud and full-stack development. This role involves designing, coding, testing, and maintaining complex software systems for tens of thousands of users. You will serve as a subject matter expert, contribute to product roadmaps, and mentor junior engineers. The ideal candidate will have extensive experience with Java, AWS, web services, databases, and a passion for emerging technologies like Generative AI.

Requirements

Experience with Java component in AWS Cloud.
Hands on AWS experience.
AWS Cloud migration experience.
UI Integration experience.
Experience with web services.
Experience with Tomcat.
Experience with databases like MongoDB, PostgreSQL, or some UDB.
Some AI experience.
Ability to communicate technical requirements to all levels of expertise.
Proficient in establishing and maintaining good working relationships.
Knowledge and understanding of software development life cycle (SDLC).
Proficient with integrating complex and/or existing systems.
Knowledge of programming languages such as AWS, Gen AI, Agentic AI, Java, Angular, Python.
Excellent communication skills both written and verbal.
Knowledge of cloud technologies such as AWS, Copilot.
Knowledge of database technologies such as cloud, Mongo DB, PostgreSQL, DB2.
Fundamental knowledge of software engineers' best practices, agile methodologies, CI/CD pipelines.
Knowledge of test-first practices including Test-Driven Development (TDD) and Behavior-Driven Development (BDD).
Strong experience with Deployment/Continuous Integration/Continuous Testing/Continuous Delivery processes and tools.
Knowledge of code quality and promotion practices.
Bachelor's Degree in Information Technology or Computer Science.
8+ years of experience with software development, basic coding and compilation, software architecture/design, user requirements definition, and software specification development.

Nice To Haves

Experience with Generative AI is a big plus.

Responsibilities

Perform technical detail design, coding, and testing of applications.
Serve as subject matter expert for both customer and internal discussions related to maintaining and enhancing existing software systems.
Develop and/or analyze interface design documentation.
Comply with hardware and software systems standards and procedures.
Deliver large systems for tens of thousands of users.
Comply with code quality, migration, and dev/ops standards and policies.
Perform software analysis, including requirements and use case development and design.
Implement and document source code to design specifications.
Perform software testing including developing and running automated unit tests, drafting, and executing structured automated test cases.
Compile, assess, and report data results from software testing and analysis.
Develop software solutions for enterprise environments and other technologies.
Analyze and implement functional and non-functional requirements and designs, implements, and tests software.
Perform operations & maintenance of existing systems.
Identify areas for improvement and streamlining.
Demonstrate experience with front-end and back-end programming and integration frameworks and tools.
Assist in the estimation of development of application features.
Provide direct technical support for high level, high visibility and critical trouble calls for supported applications.
Work with cross-functional teams to develop highly reliable software that runs at scale.
Provide recommendations to infuse new technology.
Extend open-source libraries and systems as necessary to meet the needs of the team.
Play a crucial role in product scoping and roadmap discussions.
Continually evaluate emerging technologies to identify opportunities, trends, and best practices.
Mentor junior software engineers.