{"id":176482,"url":"https://alion.io/job/solve-intelligence-full-stack-back-end-leaning","title":"Full Stack (Back-End Leaning)","company":{"id":63463,"name":"Solve Intelligence","domain":"solveintelligence.com","url":"https://alion.io/company/solve-intelligence","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Ashby","truth_index":{"grade":"D","score":54,"open_postings":17,"ghost_share":0.765,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-17T05:46:00Z"}},"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":["London, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":100000,"max":250000,"currency":"USD","period":"year","gross":null,"usd_annual":250000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":true,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Gatsby","optional":false},{"name":"LLM","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Prompt Engineering","optional":false},{"name":"Python","optional":false},{"name":"TypeScript","optional":false},{"name":"GitHub","optional":true},{"name":"JavaScript","optional":true},{"name":"OpenAI Evals","optional":true},{"name":"React.js","optional":true}],"status":"live","first_seen_at":"2026-06-12T09:41:35Z","employer_posted_date":"2026-06-12","last_verified_at":"2026-10-17T09:16:36Z","board_verified":true,"closed_at":null,"days_open":127,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":126},"description":"At Solve Intelligence, we aren’t just \"using\" AI - we are building the proprietary algorithms that define the future of Intellectual Property. We have real paying users, massive traction, and a mission to build a billion-dollar company.\nThe Role: Full Stack Engineer. (Back-End Leaning)\nWe are looking for a super-talented engineer to help us build state-of-the-art AI products extremely fast. You will lead the development of algorithms that push the envelope of what is possible with LLMs.\nWhat you’ll own:\nProduction-Ready AI: Develop and deploy proprietary algorithms that significantly increase the quality of generated patents.\n\nSOTA Evaluation Pipelines: Build a robust, high-scale evaluation framework to benchmark our proprietary models and steer the direction of our R&D.\n\nAdvanced Prompt Engineering: Research and implement cutting-edge prompting methods to maximize model efficacy.\n\nFull-Stack Impact: While focused on AI, you’ll work across the stack (Python, Postgres, React) to ensure our research translates into a seamless user experience.\n\nAbout Solve Intelligence\nWe are the fastest-growing startup transforming the IP landscape. Our AI platform manages everything from invention harvesting to patent generation.\nGrowth: 20-30% MoM revenue growth; selling to 600+ global IP teams (DLA Piper, tech giants, and boutiques).\n\nImpact: Users report 50-90% efficiency improvements.\n\nBacking: Recently featured in Sifted following our $40M Series B announcement, bringing our total funding to $55M from elite investors including Y Combinator, 20VC, Visionaries and others.\n\nCo-Founders & Team\nYou will work directly with a founding team of AI PhDs and elite engineers:\nSanj (CRO): PhD in AI (Gatsby Unit, UCL), ex-Huawei R&D, former lead at Magic Carpet AI (acquired).\n\nChris (CEO): PhD in AI (UCL), published researcher, ex-Dyson and Alan Turing Institute.\n\nAngus (CTO): MEng Computer Science, ex-Qualcomm and Coremont (Brevan Howard).\n\nWho You Are\nWe are a young company of highly motivated \"hackers\" building at a relentless pace.\nSpeed is your default: You want to put things in the hands of customers in days, not months.\n\nYou are a grinder: You have a strong work ethic and are willing to go the extra mile (long nights/weekends) to achieve excellence.\n\nYou are an optimist: You thrive in a high-energy, positive environment and take extreme ownership of your outcomes.\n\nWhat You Bring\nMust-Haves:\nExpert Python Skills: Deep experience building and shipping AI solutions.\n\nProduction Experience: A history of shipping algorithms and/or evaluation pipelines into live environments.\n\nLLM Mastery: Practical experience with prompt engineering and modern LLM architectures.\n\nTechnical Versatility: Familiarity with the full stack (Postgres, TypeScript, React).\n\nClear Communication: Ability to articulate complex technical decisions clearly.\n\nNice-to-Haves:\nPublications at top ML conferences (NeurIPS, ICLR, ICML).\n\nFamiliarity with frameworks like OpenAI Evals.\n\nA history of interesting GitHub contributions or \"impressively difficult\" side projects.\n\nWhat We Offer\nCompetitive Salary + Significant Equity: We want you to have true ownership in our success.\n\nGrowth: Opportunity to work with a world-class team on a genuine rocket ship trajectory.\n\nSupport: Full visa sponsorship and private medical insurance.\n\nThe Goods: Free meals and a high-performance office culture in London.\n\nReady to build the future of AI? 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