{"id":3875154,"url":"https://alion.io/job/freedom-consulting-group-backend-developer-810","title":"Backend Developer 810","company":{"id":98194,"name":"Freedom Consulting Group","domain":"freedomconsultinggroup.com","url":"https://alion.io/company/freedom-consulting-group","size_band":null,"is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":82,"open_postings":97,"ghost_share":0.216,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":88,"computed_at":"2026-11-07T05:47:08Z"}},"role":"Backend","role_family":"Backend","seniority":"staff","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Columbia, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":9,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"CI/CD","optional":false},{"name":"Docker","optional":false},{"name":"Kubernetes","optional":false},{"name":"Linux","optional":false},{"name":"OpenSearch","optional":false},{"name":"OpenShift","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Pydantic","optional":false},{"name":"Python","optional":false},{"name":"Rest API","optional":false},{"name":"SQL","optional":false},{"name":"SQLAlchemy","optional":false}],"status":"live","first_seen_at":"2026-11-06T15:09:10Z","employer_posted_date":"2026-11-06","last_verified_at":"2026-11-08T02:20:31Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":0,"flags":["company_stale"],"days_open":1},"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.\nCandidates in this role will:\nDesign, develop, and maintain backend functionality within applications using Python, Docker, Kubernetes, Opensearch and PostgreSQL.\nDevelop and maintain backend services and REST APIs, including request validation, error handling, and authentication and authorization integration.\nUse Pydantic for data validation and SQLAlchemy for database access and object-relational mapping in Python services.\nDesign and maintain PostgreSQL schemas, queries, indexes, and database migrations, with attention to performance and data integrity.\nBuild and maintain Docker images and deploy, configure, and troubleshoot applications in OpenShift.\nInvestigate and resolve production issues across the user interface, backend services, database, and application deployment.\nWork with customers, product owners, and other stakeholders to clarify requirements, identify dependencies, and estimate implementation effort.\nParticipate in technical design and code reviews, write automated tests, and maintain technical documentation.\nMentor developers and collaborate with operations and security teams to support reliable application delivery.\nDeep expertise of Python and API design\nFamiliarity with Software development within the Department of War.\nFamiliarity with Linux environments and Kubernetes concepts.\nExperience configuring CI/CD pipelines and automating application deployments.\nExperience improving application security, accessibility, performance, and reliability.\nExperience working in an Agile development environment and coordinating with product, operations, and security teams.\nQualifications:\n9 Years of experience in Software or Systems Engineering roles or a highly related field of work with similar scope and responsibilities.\nA Bachelor’s degree may be substituted for 4 years of experience and a Master’s Degree may be substituted for 6 years of experience.\nTS/SCI Clearance with Active CI Polygraph\nStrong experience developing backend services and REST APIs\nExperience developing and maintaining backend applications and services using Python.\nProficiency with PostgreSQL, including relational data modeling, SQL, schema migrations, indexing, and query optimization.\nUnderstanding of OpenSeach data structures, indexing and querying.\nHands-on experience with Docker, including writing Dockerfiles, building images, and troubleshooting containers.\nStrong communication skills and the ability to translate business and customer needs into clear technical requirements\nWhat’s in It for You?\nFlexible work environment\nA team mentality - work with friendly, like-minded professionals\nWork with innovative, cutting edge technologies\nEnjoy extremely competitive compensation and benefits\nA work-life balance you can count on\nOpportunities to grow and advance your career on our dime\nThe Benefits You Get with Freedom\nAmazing benefits including matching 401k, fully paid medical, and more\nGenerous paid time off - including paid site closure days\nCompetitive salary offerings\nPaid training and tuition reimbursement\nReferral bonuses\nFully paid life and disability\nAnnual logo wear allowance\nCompany sponsored events (game nights, holiday party, summer party, happy hours)\nInterested 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.\nAs an Equal Opportunity Employer, we do not discriminate on the basis of race, color, religion, sex, age, marital status, disability or veteran status\nApplicant Federal & E-Verify Postings\nVEVRAA Federal Contractor\nAccessibility: If you need an accommodation as part of the employment process, please contact Human Resources at\nPhone: 410-290-9035 \nEmail: \nEqual Opportunity Employer, including disabled and veterans.\nIf you want to view the EEO Law poster, please choose your language: English - Spanish - Arabic - Chinese\nIf you want to view the EEO Law Supplement poster, please choose your language: English - Spanish - Chinese\nIf you want to view the Pay Transparency Policy Statement, please click the link: 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