{"id":1348993,"url":"https://alion.io/job/catawiki-backend-engineer-6","title":"Backend Engineer","company":{"id":3833471,"name":"Catawiki","domain":"catawiki.careers","url":"https://alion.io/company/catawiki-3","size_band":"11-50","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Schema","truth_index":{"grade":"B","score":75,"open_postings":7,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-09-30T05:45:00Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Netherlands"],"countries":["NL"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":61000,"max_usd":116000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":28},"experience_years_min":7,"visa_sponsorship":true,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"SQL","optional":false},{"name":"Ruby","optional":true}],"status":"live","first_seen_at":"2026-09-21T05:10:03Z","employer_posted_date":"2026-09-21","last_verified_at":"2026-10-01T00:36:40Z","board_verified":true,"closed_at":null,"days_open":9,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":9},"description":"At Catawiki, every day brings the extraordinary! Whether it’s Daniel Ricciardo’s Formula 1 Car, a Woolly Mammoth’s Skeleton, Lady Gaga's Jumpsuit or Usain Bolt’s running shoe, we encounter exceptional objects every day.\nWe’re a one-of-a-kind marketplace for buying and selling special objects. Each week, more than 100,000 unique items are auctioned, all carefully curated by our passionate in-house experts.\nHaving sold over 25 million unique objects, our mission is to become the world’s most popular destination for special objects. As a growing, diverse and sustainable scale-up, we proudly live by three core values. If these values resonate with you, we’d love to explore how you can join us.\nTaking ownership and driving impact \nBeing open to change and feedback\nBeing passionate about our mission and our customers. \nYour Mission\nOn our path to becoming the most visited online curated marketplace for special objects, our Engineering team is on a mission to deliver the best experience across our platforms by building best-in-class products for search and discovery, bidding, curation, logistics, payments, and support.\nWe’re a scale-up tackling customer-facing challenges at high scale, with 75,000 auctions per week and more than 10 million visitors per month. As a Backend Engineer, you’ll support one of our three verticals - Demand, Supply, or Fulfilment - improving and delivering product innovations for our platform.\nWorking in a small, fully autonomous, and highly collaborative Agile team, you will build scalable, maintainable, and resilient microservices and features. That’s why we’re looking for developers who share ideas, explore options, and communicate openly.\nWhat You'll Do\nYou’ll be part of a team with end-to-end responsibility for its own microservices, collaborating across disciplines to build, operate, and continuously improve our products.\nBuild end-to-end by designing, developing, testing, deploying, maintaining, and improving scalable microservices and features.\nOwn what you deliver, taking responsibility for the quality, resilience, and maintainability of your team’s services throughout their lifecycle.\nCollaborate across disciplines while closely working with product designers, product owners, and frontend, backend, and mobile engineers to share ideas and deliver product innovations.\nImprove how we work, identifying opportunities to make our engineering processes more effective and efficient.\nStrengthen our engineering culture by documenting and advocating for development best practices across the team.\nRaise product quality by fixing bugs and refactoring the codebase where necessary to keep our products reliable and maintainable.\nLearn and experiment by testing new technologies and participating in Technical Week - a week dedicated to creativity, innovation, and knowledge sharing across domains after every two product sprints.\nWhat You'll Bring\nYou understand the full lifecycle of web development, identify opportunities, explore solutions, and keep customer needs at the center of your work. Our stack is mainly focused on Ruby; however, prior Ruby experience is not essential if you’re passionate about learning new things.\nStrong software engineering foundations: 7+ years of software development experience, specifically with object-oriented programming.\nRelevant product experience: 3+ years of experience working with customer-facing products in industries such as e-commerce, fintech, or SaaS.\nBackend service expertise: Experience designing, implementing, and deploying backend services with a focus on high availability, low latency, and consistency.\nAPI and data knowledge: A good understanding of API design, SQL, and relational databases.\nClear communication: Excellent English communication skills and comfort raising concerns, sharing ideas, and documenting your work.\nCollaborative mindset: You contribute to the team, take initiative, and step in to help when needed.\nSolution-oriented thinking: You actively identify opportunities and explore alternative approaches to solving problems.\nCommitment to growth: You take ownership of developing your skills by learning new technologies and seeking new opportunities.\nHow We Work\nOur engineers work in small, fully autonomous, and highly collaborative Agile teams aligned with one of three verticals: Demand, Supply, or Fulfilment.\nTeams are responsible for their own microservices from design and development through deployment, maintenance, and improvement.\nEngineers collaborate closely with product designers, product owners, and frontend, backend, and mobile colleagues.\nWe value bold thinking, curiosity, openness, initiative, and a strong customer focus.\nTechnical Week creates dedicated space for experimentation, creativity, innovation, and knowledge sharing across domains.\nWhere You'll Be\nThis is a Hybrid role based in Amsterdam. You will work from our Amsterdam HQa minimum of 2 days per week.\nAt this time, we are only considering candidates who are already based in the Netherlands. As a result, visa sponsorship and relocation support are not available for this position.\nIn Return\nYou’ll be part of an enthusiastic, highly motivated team of 800+ Catawikians.\nA competitive Annual Gross Base Salary depending on your level, competencies, and overall experience.\nA Work From Home Allowance to help with your monthly household bills.\nCommuting between your home and our office is covered by Catawiki.\nAmazing Office right in the centre of Amsterdam.\nWhy You'll Love Working with Us\nCreate a visible impact by working at scale in a global organisation serving millions of customers across 80+ categories. In our flat structure, every role has a broad scope and directly impacts both our customers and the business.\nLearn and grow through our Learning & Development initiatives, including clear development plans and mentorship programmes to support your career progression.\nA culture of connection defines us. We’re a passionate, diverse team of 800+ Catawikians representing 60+ nationalities. We foster an inclusive and queer-friendly environment where everyone is encouraged to bring their full self to work.\nCelebrate life’s moments with us. You’ll receive a €100 Catavoucher when you join, a €50 Catavoucher on your birthday, and an extra day off each year to “Pursue Your Passion”. We also offer additional leave for key work anniversaries and important life events. Benefits may vary by location.\nOur Offices and Way of Working\nOur vibrant offices in Amsterdam and Lisbon are designed to inspire collaboration. Most Catawikians operate in a hybrid setup, combining office-based and remote work, with a minimum of two days per week in the office, unless a role is explicitly stated as fully remote or fully office-based.\nInterested?\nApply with an English CV and Cover Letter. By applying, you agree to Catawiki’s Applicant Privacy Policy. If you’re excited about this role but don’t meet every requirement, we still encourage you to apply anyway. You may be just the right candidate for this or other roles.","description_format":"text","description_chars":7053,"description_truncated":false,"requirements":{"experience_years_min":7,"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":[],"hiring_locations":[{"name":"Netherlands","iso":"NL","kind":"country"}],"hiring_excludes":[],"relocation_offered":true,"industries":["Marketplaces"],"lifecycle":[{"event":"open","at":"2026-09-27T17:44:10Z"}],"liveness":{"score":58,"band":"ok","label":"Likely open","p_open":1,"p_active":0.582,"p_room":1,"age_days":9,"expected_fill_days":30,"reasons":["conf:1","velocity","win:early"],"computed_at":"2026-09-30T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/catawiki-backend-engineer-6","json_url":"https://alion.io/job/catawiki-backend-engineer-6.json","meta":{"generated_at":"2026-10-01T01:44:02Z","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":1236,"day_limit":5000,"remaining_today":3764,"minute_limit":60,"resets_at":"2026-10-02T00:00:00Z"}}}