The Role
The Senior Software Developer will lead backend development for modernization efforts using .NET and GraphQL, mentor junior developers, and support Agile delivery and CI/CD pipelines.
Summary Generated by Built In
Company Overview
Development InfoStructure LLC., (Devis) is a leading provider of innovative software development, management, and consulting services, specializing in cutting-edge technologies such as DevSecOps, AI, and Machine Learning. With over 30 years of experience, we have established ourselves as a trusted partner for government agencies, delivering tailored, mission-critical solutions that drive digital transformation and operational excellence. Our client-centric approach, coupled with our deep domain expertise and technical prowess, enables us to forge enduring relationships and consistently deliver high-impact, adaptive solutions that resonate with the unique needs of the public sector.
Job Overview
The Senior Software Developer will serve as a backend-focused senior engineer supporting the Office of the Clerk’s Legislative Computer Systems (LCS) modernization initiatives and ongoing maintenance of legacy Clerk applications. This role requires deep expertise in modern backend development with .NET (C#), GraphQL APIs, and Postgres and/or MSSQL, plus strong experience with CI/CD pipelines and containerized (Docker) environments.
This is a full-time role aligned to core business hours 7:00 AM to 6:00 PM Eastern. Work is performed on Capitol Hill, Washington, DC, with off-site work permitted only with approval and at the discretion of the customer.
Primary Duties
Backend Modernization and Maintenance
Education & Experience
Clearance
Salary Range
Development InfoStructure LLC., (Devis) is a leading provider of innovative software development, management, and consulting services, specializing in cutting-edge technologies such as DevSecOps, AI, and Machine Learning. With over 30 years of experience, we have established ourselves as a trusted partner for government agencies, delivering tailored, mission-critical solutions that drive digital transformation and operational excellence. Our client-centric approach, coupled with our deep domain expertise and technical prowess, enables us to forge enduring relationships and consistently deliver high-impact, adaptive solutions that resonate with the unique needs of the public sector.
Job Overview
The Senior Software Developer will serve as a backend-focused senior engineer supporting the Office of the Clerk’s Legislative Computer Systems (LCS) modernization initiatives and ongoing maintenance of legacy Clerk applications. This role requires deep expertise in modern backend development with .NET (C#), GraphQL APIs, and Postgres and/or MSSQL, plus strong experience with CI/CD pipelines and containerized (Docker) environments.
This is a full-time role aligned to core business hours 7:00 AM to 6:00 PM Eastern. Work is performed on Capitol Hill, Washington, DC, with off-site work permitted only with approval and at the discretion of the customer.
Primary Duties
Backend Modernization and Maintenance
- Actively participate in the analysis, design, and development of modernization efforts at LCS.
- Lead and contribute to building, maintaining, and enhancing web applications using .NET (C#), Postgres, and GraphQL (optionally MEAN stack).
- Support all aspects of Agile delivery, including requirements gathering, standups, user stories, task creation, backlog review, and implementation.
- Provide guidance and collaborate closely with a small development team, including mentoring more junior developers.
- Develop and maintain GraphQL APIs, ensuring reliability, performance, and maintainability.
- Design and maintain system data models and schemas, supporting consistent and accurate application behavior across modernization and legacy workstreams.
- Contribute to CI/CD pipeline development and deployment processes.
- Support containerization strategies and troubleshoot deployment issues in containerized environments.
- Plan and implement unit testing into the development lifecycle.
- Assist with or review load testing, identify bottlenecks/latency, and recommend optimizations, enhancements, and fixes.
- Review and troubleshoot bugs, identify root causes, and drive resolutions while promoting software development best practices.
Education & Experience
- Bachelor's degree in Computer Science, Information Systems, or related field
- Minimum of five (5) years of relevant experience in modern backend development including:
- Building applications with .NET (C#)
- Developing and maintaining GraphQL APIs
- Working with Postgres and/or MSSQL databases
- Building/maintaining data models and schemas
- Serving as the senior engineer and/or leading development teams
- Experience with Agile methodologies, DevOps, Docker (containers), and CI/CD pipeline implementations.
- Proven ability to work independently and collaboratively, providing guidance to junior developers.
- Demonstrated stakeholder engagement and requirements gathering experience.
- .NET (C#) backend development
- GraphQL API development and maintenance
- Postgres and/or MSSQL database development
- Data modeling and schema design
- Docker and containerized deployments, CI/CD pipeline implementation
- Agile delivery (requirements, user stories, backlog execution)
- Experience developing legislative systems and/or working with legislative data.
- Experience with Microsoft Azure cloud technologies.
- Experience with MEAN stack and/or React.js (a plus, not required).
- Deliver high-quality backend capabilities for LCS modernization while ensuring continuity and stability for legacy systems.
- Improve reliability and delivery efficiency through effective CI/CD and containerization practices.
- Increase code quality via unit testing, performance analysis, and optimization recommendations.
- Provide leadership and mentorship to support consistent engineering standards and best practices.
Clearance
- Ability to obtain and maintain House facility and system access requirements
- U.S. citizenship required due to federal contract compliance; applicants must be able to work without sponsorship
Salary Range
- $115,000 - $125,000
Top Skills
.Net (C#)
Agile
Ci/Cd
Docker
GraphQL
Mssql
Postgres
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The Company
What We Do
Development InfoStructure, LLC. (Devis) is a leading provider of IT consulting services and solutions to the Federal, State and Local Governments, as well as the international development community.
Devis helps maximize your return on IT investment by:
1) working with the best-adapted programming languages, databases and other solutions for your specific project;
2) actively supporting the open source community; and
3) using and promoting open technology standards.
Devis has extensive experience with world wide software deployments and support.
Our systems operate in more than 80 countries, and in every federal department. Devis-built systems involve the full vertical spectrum of users from data entry clerks to Governement managers to Congress
