Backend Developer 810

Freedom Technology Solutions Group; Annapolis (MD); On-site; USD 150,000 - 190,000; Full time

Benefits offered by this job

Competitive compensation

Flexible work environment

Career growth opportunities

Tuition reimbursement and training

Full benefits including medical

Job summary

Freedom Technology Solutions Group is seeking a Senior Backend Developer to design, build, and support mission-driven applications from Washington D.C., Annapolis Junction, or Reston, VA. The role emphasizes Python-based services, REST APIs, and robust data handling with PostgreSQL.

You will work with Docker, Kubernetes, and OpenShift, implement CI/CD pipelines, and mentor peers while collaborating across security, operations, and product teams to ensure reliable delivery.

Qualifications

• 9 years of software or systems engineering experience.
• TS/SCI clearance with active CI polygraph.
• Strong backend and REST API development experience.
• Proficiency with Python and PostgreSQL.
• Experience with Docker, Kubernetes, OpenShift, and CI/CD pipelines.

Responsibilities

• Design, develop, and maintain backend functionality and REST APIs.
• Implement data validation with Pydantic and DB access with SQLAlchemy.
• Model PostgreSQL schemas, optimize queries, and manage migrations.
• Build and deploy Docker images; manage deployments in OpenShift.
• Mentor teammates and coordinate with product, operations, and security.

Skills

Python

REST API design

Linux

Communication

Education

Bachelor's degree

Tools

Docker

Kubernetes

OpenShift

PostgreSQL

OpenSearch

SQLAlchemy

CI/CD

Job description

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
• Fully paid life and disability
• Company sponsored events (game nights, holiday party, summer party, happy hours)

As an Equal Opportunity Employer, we do not discriminate on the basis of race, color, religion, sex, age, marital status, disability or veteran status

Accessibility: If you need an accommodation as part of the employment process, please contact Human Resources at

Equal Opportunity Employer, including disabled and veterans.

If you want to view the EEO Law Supplement poster, please choose your language: English - Spanish - Chinese

If you want to view the Pay Transparency Policy Statement, please click the link: English