Lead Full Stack Java Engineer (AWS, Microservices) | Onsite VA/MD

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Job Title: Lead Full Stack Java Engineer (AWS, Microservices)| Onsite VA/MD

Location: Rockville, MD / Tyson, VA (5 days onsite)

Interview Process

Round 1: 1.30-min Phone/Virtual

Round 2: In-person (Rockville, MD / Tyson, VA)

Work Authorization: Open to H1B transfers and candidates on(OPT, , L2), as well as be local to the MVD area at the time of interview

Role Overview

Seeking a hands-on Lead Full Stack Java Engineer with strong backend and cloud expertise to support a FinTech client in building a modern, cloud-native data intake platform.

This role is critical in shaping technical direction, architecture, and engineering quality standards. You will start as a hands-on contributor and evolve into a technical leader driving best practices across development, testing, and DevOps.

Responsibilities

Lead design and development of scalable backend systems using Java (17+)

Architect and implement cloud-native and event-driven systems

Own and enhance automation and testing frameworks (functional, integration, API, performance)

Define and enforce engineering best practices and quality standards

Design event-driven architectures using AWS (SQS, SNS, Lambda, Step Functions, API Gateway)

Build and optimize CI/CD pipelines using Jenkins, Maven, GitHub

Drive root cause analysis and production issue resolution

Develop automation tools, simulators, and test utilities

Collaborate with cross-functional teams across engineering and product

Contribute to frontend development (Angular) as needed

Design and optimize data models (PostgreSQL, Oracle, NoSQL)

Mentor engineers and promote engineering excellence

Partner with leadership on technical roadmap and architecture vision

Required Skills

8+ years of backend development experience (Java)

Strong expertise in Java 17+ and object-oriented design

Experience building scalable, distributed systems

Deep understanding of testing strategies and automation frameworks

Strong experience with CI/CD and DevOps practices

Hands-on experience with AWS (ECS, EC2, IAM, DynamoDB, serverless)

Experience designing event-driven architectures

Strong SQL skills (PostgreSQL, Oracle)

Experience with JPA, Hibernate

Experience with AI-assisted development tools (Amazon Q or similar)

Strong communication and leadership skills

Preferred Skills

Experience with Angular or modern frontend frameworks

Experience with Spring Boot & microservices architecture

Exposure to MongoDB / DocumentDB (NoSQL)

Experience With Python Or Additional Languages

Knowledge of AWS Cognito / IAM solutions

Exposure to AWS Bedrock or AI-driven architectures

AWS Certifications

Experience in enterprise-scale or high-growth environments