Backend Developer 810

Freedom Technology Solutions Group is looking to add a Backend Developer based in Washington D.C, Annapolis Junction, or Reston, VA. As a Senior Backend Developer you will be supporting an IC Customer working on mission driven applications.

Candidates in this role will:

Design, develop, and maintain backend functionality within applications using Python, Docker, Kubernetes, Opensearch and PostgreSQL.

Develop and maintain backend services and REST APIs, including request validation, error handling, and authentication and authorization integration.

Use Pydantic for data validation and SQLAlchemy for database access and object-relational mapping in Python services.

Design and maintain PostgreSQL schemas, queries, indexes, and database migrations, with attention to performance and data integrity.

Build and maintain Docker images and deploy, configure, and troubleshoot applications in OpenShift.

Investigate and resolve production issues across the user interface, backend services, database, and application deployment.

Work with customers, product owners, and other stakeholders to clarify requirements, identify dependencies, and estimate implementation effort.

Participate in technical design and code reviews, write automated tests, and maintain technical documentation.

Mentor developers and collaborate with operations and security teams to support reliable application delivery.

Deep expertise of Python and API design

Familiarity with Software development within the Department of War.

Familiarity with Linux environments and Kubernetes concepts.

Experience configuring CI/CD pipelines and automating application deployments.

Experience improving application security, accessibility, performance, and reliability.

Experience working in an Agile development environment and coordinating with product, operations, and security teams.

Qualifications:

• 9 Years of experience in Software or Systems Engineering roles or a highly related field of work with similar scope and responsibilities.
• A Bachelor’s degree may be substituted for 4 years of experience and a Master’s Degree may be substituted for 6 years of experience.
• TS/SCI Clearance with Active CI Polygraph
• Strong experience developing backend services and REST APIs
• Experience developing and maintaining backend applications and services using Python.
• Proficiency with PostgreSQL, including relational data modeling, SQL, schema migrations, indexing, and query optimization.
• Understanding of OpenSeach data structures, indexing and querying.
• Hands-on experience with Docker, including writing Dockerfiles, building images, and troubleshooting containers.
• Strong communication skills and the ability to translate business and customer needs into clear technical requirements
• What’s in It for You?
• Flexible work environment
• A team mentality – work with friendly, like-minded professionals
• Work with innovative, cutting edge technologies
• Enjoy extremely competitive compensation and benefits
• A work-life balance you can count on Opportunities to grow and advance your career on our dime
• The Benefits You Get with Freedom
• Amazing benefits including matching 401k, fully paid medical, and more
• Generous paid time off – including paid site closure days
• Competitive salary offerings
• Paid training and tuition reimbursement
• Referral bonuses
• Fully paid life and disability
• Annual logo wear allowance
• Company sponsored events (game nights, holiday party, summer party, happy hours)
• Interested in learning more about Freedom and our culture?  Contact us today!  We’re constantly hosting hiring events in our office and elsewhere, to help you get a sense of what life is like at Freedom before joining the team.
• As an Equal Opportunity Employer, we do not discriminate on the basis of race, color, religion, sex, age, marital status, disability or veteran status
• Applicant Federal & E-Verify Postings
• VEVRAA Federal Contractor
• Accessibility: If you need an accommodation as part of the employment process, please contact Human Resources at
• Phone: 410-290-9035
• Email: recruiting@goftsg.com
• Equal Opportunity Employer, including disabled and veterans.
• If you want to view the EEO Law poster, please choose your language: English
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• If you want to view the EEO Law Supplement poster, please choose your language: English
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• If you want to view the Pay Transparency Policy Statement, please click the link: English