{"id":1254679,"url":"https://alion.io/job/epam-poland-senior-full-stack-developer-pythonfastapi-reacttypescript","title":"Senior Full-stack Developer - Python/FastAPI & React/TypeScript","company":{"id":2612641,"name":"EPAM Systems Poland","domain":"epam-poland.pl","url":"https://alion.io/company/epam-poland","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"posting_text","remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":[],"countries":[],"hiring_countries":["PL"],"hiring_countries_total":1,"salary":null,"salary_estimate":{"min_usd":101000,"max_usd":223000,"period":"year","method":"global_role_seniority_cell","sample_n":4445},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"Claude","optional":false},{"name":"Claude Code","optional":false},{"name":"Databricks","optional":false},{"name":"FastAPI","optional":false},{"name":"OpenSearch","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Python","optional":false},{"name":"React.js","optional":false},{"name":"SQL","optional":false},{"name":"TypeScript","optional":false},{"name":"Agile","optional":true},{"name":"Anthropic","optional":true},{"name":"AWS","optional":true},{"name":"Azure","optional":true},{"name":"GCP","optional":true},{"name":"JavaScript","optional":true},{"name":"Next.js","optional":true},{"name":"Platform Engineering","optional":true},{"name":"Playwright","optional":true},{"name":"pySpark","optional":true},{"name":"Radix UI","optional":true},{"name":"Spark","optional":true},{"name":"Storybook","optional":true},{"name":"Zustand","optional":true}],"status":"live","first_seen_at":"2026-09-25T18:00:18Z","employer_posted_date":null,"last_verified_at":"2026-09-25T18:00:18Z","board_verified":false,"closed_at":null,"days_open":2,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":2},"description":"We are creating a new product in a multi-cloud setup and are seeking a Senior Full-stack Developer to drive backend and frontend delivery. You will build with Python/FastAPI, React/TypeScript, PostgreSQL, OpenSearch, and heavy Databricks usage while optimizing performance. Apply today.\nResponsibilities\nCreate and maintain web applications with Python/FastAPI and SQL\nArchitect APIs and integrations to support high-load database workloads\nImprove query performance throughout production systems\nDeliver UI work using TypeScript and React\nApply GenAI engineering tools to streamline and improve developer workflows\nPartner with teammates while owning and completing independent assignments\nShare progress proactively with stakeholders and the wider team\nDrive feature ownership and add value beyond ticket-by-ticket execution\nDeliver outcomes despite ambiguity in a fast-paced startup environment\nRequirements\nExtensive experience of 5+ years delivering production systems with Python, FastAPI, and SQL\nDeep understanding of web app development, API architecture, and integration patterns\nDemonstrated ability to manage high-load databases and improve query performance\nComfort with TypeScript and React plus willingness to work end-to-end full-stack\nHands-on use of GenAI engineering tools, ideally Claude Code\nClear communication skills with a proactive, ownership-oriented approach\nAbility to handle uncertainty and execute without constant direction in a transparent, fast-moving startup environment\nEnglish proficiency at B2 (Upper-Intermediate) level or higher\nNice to have\nExperience across TypeScript, React, Next.js, Storybook, Playwright, Radix UI, and Zustand\nWorking knowledge of PostgreSQL and OpenSearch\nExposure to cloud platforms, Infrastructure as Code, and supporting tools\nExperience handling data via PySpark and SparkSQL\nClient-facing experience\nWe offer\nWe gather like-minded people:\nTop tech minds driving innovation in AI, cloud and digital platform modernization\nSupportive team and agile, startup-like culture\nHybrid by design mode and opportunity to work remotely within Poland\nChance to work abroad for up to 60 days annually\nBusiness-driven relocation opportunities\n\nWe provide growth opportunities:\nCareer development programs\nThought leadership, mentoring, soft skills and well-being programs\nCertification (Anthropic, Gemini, GCP, Azure, AWS)\nEnglish classes\n\nWe cover it all:\nStable pay\nParticipation in the Employee Stock Purchase Plan with a 15% discount\nBenefits package (health insurance, multisport, shopping vouchers)\nReferral bonuses up to $2,000\nOffices featuring entertainment and relaxation zones, table tennis and football, free snacks, coffee and more\nCorporate, social and well-being events\n\nPlease, note:\nBenefits listed above are available to employees only\nWe are open for working with Contractors. Terms of B2B cooperation agreements are agreed individually\nWe will reach out to selected candidates exclusively\n\nEPAM is global leader in AI transformation engineering and integrated consulting, serving Forbes Global 2000 companies and ambitious startups. With over thirty years of expertise in custom software, product and platform engineering, we empower our clients to become AI-Native enterprises, driving measurable value from innovation and digital investments.","description_format":"text","description_chars":3317,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"English","level":"Upper-Intermediate (B2)","optional":false}]},"benefits":["Growth opportunities","Health insurance"],"hiring_locations":[{"name":"Poland","iso":"PL","kind":"country"}],"hiring_excludes":[],"relocation_offered":true,"industries":[],"lifecycle":[{"event":"open","at":"2026-09-25T18:54:51Z"}],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":2,"expected_fill_days":37,"reasons":["seen:2","velocity","win:early","comp:brand"],"computed_at":"2026-09-28T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/epam-poland-senior-full-stack-developer-pythonfastapi-reacttypescript","json_url":"https://alion.io/job/epam-poland-senior-full-stack-developer-pythonfastapi-reacttypescript.json","meta":{"generated_at":"2026-09-28T05:56:51Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":4126,"day_limit":5000,"remaining_today":874,"minute_limit":60,"resets_at":"2026-09-29T00:00:00Z"}}}