Senior Java-AWS Backend Engineer

Position Overview: We are looking for a highly experienced

Senior Backend Engineer

with deep expertise in

Java ,

Spring Boot , and

AWS Serverless technologies . This is a strategic, hands-on role requiring 15+ years of backend development experience and a demonstrated ability to architect, develop, and maintain high-performance systems using modern cloud-native tools and frameworks. As a senior contributor, you will play a pivotal role in designing scalable backend services, integrating systems, mentoring junior developers, and ensuring the security, reliability, and maintainability of the applications built for a mission-critical federal program.

Key Responsibilities:

Architect, design, and develop robust backend systems using

Java ,

Spring Boot , and

AWS Serverless

technologies (e.g., Lambda, API Gateway). Lead backend development efforts and guide solution architecture decisions across multiple projects. Integrate applications with relational and NoSQL databases such as

Oracle ,

PostgreSQL , and

MongoDB . Collaborate closely with cross-functional teams, including front-end developers, DevOps, and QA, to ensure seamless delivery. Develop and maintain secure, testable, and efficient code using modern practices (TDD, CI/CD). Perform code reviews and provide technical leadership and mentorship to team members. Ensure application scalability, performance optimization, and compliance with DHS security standards. Stay abreast of the latest developments in Java, cloud computing, and software engineering best practices.

Required Qualifications:

8+ years of hands-on software engineering experience with a

focus on backend development . Deep expertise in

Java ,

Spring Boot , and

RESTful API

design. Proven experience deploying and operating applications in

AWS , especially

Serverless Architecture

(Lambda, API Gateway, CloudFormation/SAM). Strong experience with

MongoDB

is essential. Proficient in working with

Oracle

and

PostgreSQL

databases. Experience with

version control systems

such as Git. Solid understanding of

DevSecOps practices

and secure application development. Excellent troubleshooting, debugging, and performance tuning skills. Effective communication skills and ability to work in a hybrid, fast-paced, agile team environment.

Preferred Qualifications:

Experience with

WebLogic

or any J2EE-compliant application servers. Proficiency in

Python , particularly for AI/ML or data processing workflows. Familiarity with

Unix Shell scripting

for automation and operational tasks. Exposure to

CI/CD pipelines

using tools like Jenkins, GitHub Actions, or AWS CodePipeline. Previous experience working with DHS or similar federal programs is a strong plus.

Tech Stack & Tools:

Languages:

Java, Python (preferred), Shell scripting (optional) Frameworks:

Spring Boot, J2EE, Serverless Framework Cloud:

AWS (Lambda, API Gateway, IAM, CloudWatch) Databases:

MongoDB (critical), Oracle, PostgreSQL Tools:

Git, JUnit/TestNG, Postman/REST Assured, Jenkins/GitHub Actions Others:

WebLogic, Unix/Linux systems, Agile/Scrum

Why Join Us?

Work on

high-impact national programs

in a secure, hybrid work environment. Collaborate with a team of seasoned technologists building next-gen backend systems. Be at the forefront of

cloud-native transformation

using AWS Serverless. Competitive compensation, professional growth, and clearance support.