{"id":4201190,"url":"https://alion.io/job/raydar-backend-software-engineer-20","title":"Backend Software Engineer","company":{"id":4478753,"name":"Raydar","domain":"raydar.com","url":"https://alion.io/company/raydar-com","size_band":"51-200","is_staffing_agency":true,"employer_type":"agency","is_intermediary":false,"listed_via":null,"ats_vendor":"Workable","truth_index":{"grade":"B","score":75,"open_postings":7,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":23,"computed_at":"2026-11-12T10:38:37Z"}},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["San Francisco, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":180000,"max":250000,"currency":"USD","period":"year","gross":null,"usd_annual":250000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"PostgreSQL","optional":false},{"name":"Python","optional":false},{"name":"React.js","optional":false},{"name":"TypeScript","optional":false},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2026-11-12T22:15:31Z","employer_posted_date":"2026-11-12","last_verified_at":"2026-11-12T22:15:31Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"About the company\nOur client is an advertising technology company.\nThe role\nRaydar is recruiting for this role on behalf of our client. Build and maintain backend services for a software platform, from data models to real-time decision logic. The role covers the full development lifecycle, from design through production operation, with room to shape how new features are structured.\nWhat you'll do\n- Ship foundational backend code for a software platform.\n- Build scalable data models that support growing product needs.\n- Design reusable abstractions for new product features.\n- Evolve real-time decisioning services that must respond quickly.\n- Take backend services from initial design through production support.\nRequirements\nWhat we're looking for\n- Experience owning backend services through the full software development lifecycle several times.\n- Proven ability to carry server-side software from initial build all the way to live operation.\n- Hands-on proficiency with Python and PostgreSQL.\n- Working knowledge of a mainstream web backend framework, an event streaming system and an in-memory data store.\n- Familiarity with analytical databases or infrastructure-as-code tooling.\n- Experience with a major cloud platform and modern observability tooling.\n- Comfort with React and TypeScript on the frontend.\nBonus points\n- Academic training in computing or a closely neighbouring engineering subject.\n- Past experience launching a young company or working at one in its formative years.\n- Background in trading firms or real-time bidding systems.\nBenefits\nCompensation and benefits\n- Base salary: USD 180,000 to 250,000 per year\n- Equity\nLocation and work model\n- San Francisco, CA, United States\n- Hybrid\n- 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