{"id":3878438,"url":"https://alion.io/job/sellpy-machine-learning-engineer","title":"Machine Learning Engineer","company":{"id":2099661,"name":"Sellpy","domain":"sellpy.se","url":"https://alion.io/company/sellpy","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"AI/ML","role_family":"AI/ML","seniority":null,"employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Stockholm, Sweden"],"countries":["SE"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"Machine Learning","optional":false},{"name":"Python","optional":false},{"name":"PyTorch","optional":false},{"name":"TensorFlow","optional":false}],"status":"live","first_seen_at":"2026-11-06T16:20:50Z","employer_posted_date":null,"last_verified_at":"2026-11-06T16:20:50Z","board_verified":false,"closed_at":null,"days_open":0,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":0},"description":"Sellpy’s vision is to empower everyone to live circularly. We believe that every item deserves a second life, and we see huge financial, social and environmental value in making sure this happens. Join us in building technology that drives real change.\nMachine Learning Engineer at Sellpy\nWe look for you who want to be part of our journey to make sustainable shopping the first-hand choice by building great product recommendations, creating clever pricing algorithms and optimizing warehouse logistics with machine learning. We want to provide the best customer experience and that’s why we need you on board.\nThis job will suit you if you’re excited to build solutions leveraging the latest machine learning models and build custom models to solve unique challenges together with a team of highly motivated engineers.\nIn short, you will\nBuild machine learning models with a major impact on our product\nSimplify, maintain and improve our already existing models\nBuild solutions leveraging the latest machine learning development\nKeep up with ML development with the team on weekly deep dives\nMake use of your skills in Tensorflow/Pytorch, Python and SQL\nRequirements\nB.S or M.S. degree in Computer Science or related field\nAt least 2 years of working experience within the machine learning field\nStrong proficiency in Python\nIn-depth expertise about machine learning algorithms, deep learning and LLMs\nExperience with ML frameworks such as Tensorflow or PyTorch\nExperience with AWS or similar cloud service providers\nExperience with relational databases and SQL\nExperience of setting up ML systems in production\nWritten and spoken fluency in English\nWe’d be impressed if you have\nPrevious experience with recommender systems\nPrevious experience with using ML systems for item valuation\nKnowledge about how to build efficient data pipelines for large data volumes\nExperience working with vector databases\nYou’ll get to\nBe part of a tech-minded company that's driving the change towards a sustainable lifestyle. In return, you will get direction, energy, and work on meaningful challenges daily\nBenefit from hybrid work from our offices at Medborgarplatsen, Rosersberg and from home\nWork with highly skilled and motivated colleagues\nGain new skills with unlimited access to a learning platform\nGrow professionally during monthly level-up days\nEnjoy Sellpy credits and staff discounts at Sellpy and the H&M brands (Arket, COS, Other Stories, Weekday and more)\nSave up with a monthly pension plan\nEngagement in Sellpy’s social traditions with game nights, interactive planning days, guest speakers and other activities\nLocation\nYou are welcome to do all these things from our office at Medborgarplatsen in Stockholm, and from home. Ideally, we’d love to see you in the office frequently, as it helps create a positive and productive environment.\nHybrid work\nWe work flexibly but value being together. During your first period, you’ll be on-site more often to get settled. Moving forward, we maintain a 50% office presence, with some flexibility depending on your team and tasks.\nOur Interview Process 🤝\nWe want to get to know you, your way of thinking, and how we would work together.\nCulture Interview (45 min): A video call to get to know each other. We talk about your background, your drive, and why you are interested in Sellpy.\nTechnical Interview (1 hour): A deep dive into your technical knowledge and how you approach problem-solving.\nCase Interview (2 hours): You will receive a real-world case assignment to prepare in advance. We then invite you to our office at Medborgarplatsen where you will present your solution and we will discuss your reasoning in depth.\nFounder Interview (30 min): A final chat with one of our founders to discuss the company vision and your potential journey with us.\nForm of employment: Full-time\nStart: As agreed upon","description_format":"text","description_chars":3855,"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":[]},"benefits":["Hybrid work"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Marketplaces","Secondhand"],"lifecycle":[{"event":"open","at":"2026-11-06T17:25:05Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":0,"expected_fill_days":25,"reasons":["seen:0","win:early"],"computed_at":"2026-11-06T22:13:38Z"},"pay":null,"html_url":"https://alion.io/job/sellpy-machine-learning-engineer","json_url":"https://alion.io/job/sellpy-machine-learning-engineer.json","meta":{"generated_at":"2026-11-06T22:13:38Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":73,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-07T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":2099661},"rest":"https://alion.io/mcp/rest/get_company?id=2099661"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fsellpy-machine-learning-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fsellpy-machine-learning-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fsellpy-machine-learning-engineer"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/sellpy-machine-learning-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fsellpy-machine-learning-engineer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3878438}},{"tool":"search_jobs","arguments":{"company":"sellpy.se","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3878438},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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