Lead Software Engineer (GraphQL, Java, AWS)

Title: Lead Software Engineer (GraphQL, Java, AWS)
Location : Rockville, MD or McLean, VA
Target Start Date : ASAP
Type: contract
Pay Rate: DOE

The Lead Software Engineer will lead the integration of Commercial Off-The-Shelf (COTS) products with enterprise technology infrastructure to support an investigations organization. This role focuses on technical integration architecture, GraphQL API development, and ensuring seamless connectivity between external platforms and internal systems.

Key Responsibilities

• GraphQL API Development- Design, develop, and maintain GraphQL APIs to enable efficient data exchange between COTS platforms and internal systems.
• Integration Architecture- Architect scalable integration solutions that connect external products with internal databases, applications, and services.
• Systems Connectivity- Build and maintain middleware, integration layers, and data pipelines to ensure reliable system-to-system communication.
• Vendor Technical Collaboration- Work with COTS vendors on technical integration requirements, API specifications, and troubleshooting.
• Data Integration- Implement data mapping, transformation, and synchronization processes while maintaining data integrity and security standards.
• Technical Leadership- Mentor engineers on integration patterns and GraphQL best practices, and guide technical decisions for the investigations technology stack.
• Performance and Reliability- Ensure integration solutions meet performance, scalability, and reliability requirements.

Required Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or related field (Master's preferred)

• 7 years of software engineering experience with at least 3 years focused on enterprise system integration

• Strong expertise in GraphQL, including schema design, query optimization, resolver implementation, and federation patterns

• Proficiency in Java and Python

• Experience with REST APIs, authentication protocols (OAuth 2.0, JWT, SAML), and API gateway technologies

• Strong understanding of Oracle and SQL Server databases

• Experience with AWS cloud services and containerization

• Knowledge of CI/CD practices and DevOps principles

Preferred Qualifications

• Experience with GraphQL federation and federated architecture implementations

• Background integrating case management, analytics, or enterprise software platforms

• Experience with message brokers and event-driven architectures

• Understanding of security best practices for API integration in regulated environments

Skills and Competencies

• API Design Excellence- Deep understanding of GraphQL schema design, query performance, and API versioning strategies.
• Integration Architecture- Ability to design and implement robust, scalable integration solutions.
• Technical Problem-Solving- Strong troubleshooting skills for complex integration challenges.
• Vendor Collaboration- Effective technical communication with external vendors and internal stakeholders.
• Documentation- Clear technical documentation for APIs, integration architectures, and system interfaces.
• Quality Focus-Commitment to code quality, testing, and monitoring best practices.

Key Technologies

• GraphQL (Apollo Server/Client, GraphQL Federation)
• Programming Languages: Java, Python
• Databases: DocumentDB, MongoDB
• Cloud Platform: AWS (Lambda, API Gateway, ECS, S3, RDS)
• Integration and Messaging: Cloud-based integration services and event patterns
• Containerization: Docker and container orchestration
• DevOps: CI/CD pipelines, monitoring, and logging

Welcome to ConsultNet, a premier national provider of technology talent and solutions. Our expertise spans across project services, contract-to-hire, direct search, and managed services onshore, nearshore, and hybrid. For over 25 years, we have connected thousands of consultants with meaningful roles through a personal, communication-driven approach, partnering with a diverse client base to build high-performing teams and create lasting impact. Our comprehensive service offerings cover a wide range of technology and engineering positions across key markets nationwide. Learn more at www.consultnet.com .

We champion equality and inclusivity, proudly supporting an Equal Opportunity Employer policy. We welcome applicants regardless of Race, Color, Religion, Sex, Sexual Orientation, Gender Identity, National Origin, Age, Genetic Information, Disability, Protected Veteran Status, or any other status protected by law.