{"id":1035335,"url":"https://alion.io/job/appinio-senior-backend-engineer","title":"Senior Backend Engineer (m/f/d)","company":{"id":177928,"name":"Appinio","domain":"appinio.com","url":"https://alion.io/company/appinio","size_band":"201-500","is_staffing_agency":false,"is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"remote","remote_scope":"stated_regions","remote_scope_basis":"posting_text","remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Hamburg, Germany"],"countries":["DE"],"hiring_countries":["DE","FR","GB","AT","BE","BG","HR","CY","CZ","DK","FI","HU","IE","IT","NL","PL","RO","ES","SE","EE","GR","LV","LT","LU","MT","PT","SK","SI"],"hiring_countries_total":28,"salary":null,"salary_estimate":{"min_usd":77000,"max_usd":151000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":16},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Amazon EC2","optional":false},{"name":"Amazon ECS","optional":false},{"name":"Amazon S3","optional":false},{"name":"AWS","optional":false},{"name":"Docker","optional":false},{"name":"Node JS","optional":false},{"name":"Terraform","optional":false},{"name":"TypeScript","optional":false},{"name":"Agile","optional":true},{"name":"Angular","optional":true},{"name":"ClickUp","optional":true},{"name":"GitHub","optional":true},{"name":"JavaScript","optional":true},{"name":"Nest.JS","optional":true},{"name":"Slack","optional":true}],"status":"live","first_seen_at":"2026-07-29T15:45:56Z","employer_posted_date":"2026-09-23","last_verified_at":"2026-09-24T21:56:41Z","board_verified":true,"closed_at":null,"days_open":57,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":57},"description":"Allow us to introduce ourselves\nHello there! We’re Appinio, a global market research company that combines an AI-powered insights platform with expert consultancy. On a mission to make the world a little more fact-based, we help companies understand how consumers think and make smarter decisions.\nWe started out in Hamburg back in 2014, but we’re now humbled to call the world our playground, with over 260 employees spread across 13 countries (we’re remote-first), 2600+ international clients, delivering research from +190 markets, globally.\nWant to be a part of the Appinio movement? \nHere at Appinio, we value transparency in our recruitment process, and we've created a blog to share what to expect during each step of our journey together: here\nYour mission as a Senior Backend Engineer\nWe are looking for a passionate (Senior) Backend Engineer (m/f/d) to join our amazing backend team. In this role, you will be responsible for developing new features and enhancing our existing code base using NodeJs, Express, and MongoDB. \nWhat you’ll be doing\nDesign and maintain server-side applications and database architecture.\nCollaborate with front-end developers for a seamless user experience.\nRegularly review and improve code and system efficiency.\nDevelop and deploy reusable, testable code and automated tests\nYou will thrive in this role if\nYou have at least 3 years of hands-on experience with Node.js, along with strong proficiency in TypeScript and Express.\nYou have practical experience working with NoSQL databases, preferably MongoDB.\nYou have a solid understanding of object-oriented programming principles.\nYou hold a degree in Computer Science or a related field - or have completed a comparable vocational training\nHaving AWS (S3, ECS, EC2), Docker and Terraform experience is a plus\nHaving previous experience with NestJS is a plus\nYou are a proactive problem solver, always seeking innovative solutions and continuously improving processes.\nYou are willing and able to get familiar with new systems.\nYou are a team player and enjoy collaborating with cross-functional teams.\nYou thrive in a collaborative environment, valuing team input and ensuring alignment with project goals.\nHow we work\nWe work in small, agile product teams with lots of ownership and fast decision-making.\nYou’ll collaborate with smart, driven, and genuinely nice people.\nWe keep meetings to a minimum - focus time matters.\nWe use a modern tech stack that supports us in building great products:\nBackend: Node.js (TypeScript), Express, MongoDB, AWS, Docker, Terraform\nFrontend: Angular, Flutter\nTools we love: GitHub, ClickUp, Slack\nWhat’s in it for you?\nFlexibilityPolicy - Average is 30 days taken, however, we do not have a hard cap of number of vacation days as we know life happens\nTemporary work from abroad - If you're based in the EU, you can work outside your country of residence for up to 180 days per year\nAll the hardware you need and your own MacBook\nIf you are located in Hamburg or Berlin, you'll get a Deutschland ticket or access to a mobility budget with the NAVIT app to get you to and from the office space\nSubsidised Urban Sports Club or ClassPass membership based on location\nIn caseyou’re located in one of the cities where most of our fellow Appinioneers are (Hamburg, Berlin, Munich, London, Madrid, Barcelona, or New York), you can get access to our Co-working spaces\nAdditional role details\nThis is a fully remote position open to candidates based in Germany, the UK, Portugal, the Netherlands, and Spain\nThis role will report directly to our Head of Infrastructure\nOur interview process\nScreening Call with a Talent Acquisition Partner\nTechnical Interview with our Engineering Team\nCase Study Interview with our Engineering Leadership Team\nExecutive Interview with C-Level\nReference Calls\nOffer\nKind reminder: Please ensure that your application is submitted in English.\nThis post not only outlines our ideal candidate but also serves as an inspiration for what this role can evolve into. Even if you consider yourself an 80% fit but have a genuine passion for this position, we encourage you to apply. We're eager to hear from individuals who share our enthusiasm.\nAppinio is an equal-opportunity employer. All applicants will be considered for employment without attention to race, colour, religion, sex, sexual orientation, gender identity, national origin, veteran, or disability status.\nPlease read our privacy policy here.\nLearn more about us:\n appinio.com LinkedIn Xing Kununu Instagram","description_format":"text","description_chars":4515,"description_truncated":false,"requirements":{"experience_years_min":3,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":["Apple Macbook"],"hiring_locations":[{"name":"Germany","iso":"DE","kind":"country"},{"name":"France","iso":"FR","kind":"region"},{"name":"United Kingdom","iso":"GB","kind":"country"},{"name":"Austria","iso":"AT","kind":"region"},{"name":"Belgium","iso":"BE","kind":"region"},{"name":"Bulgaria","iso":"BG","kind":"region"},{"name":"Croatia","iso":"HR","kind":"region"},{"name":"Cyprus","iso":"CY","kind":"region"},{"name":"Czech Republic","iso":"CZ","kind":"region"},{"name":"Denmark","iso":"DK","kind":"region"},{"name":"Finland","iso":"FI","kind":"region"},{"name":"Hungary","iso":"HU","kind":"region"},{"name":"Ireland","iso":"IE","kind":"region"},{"name":"Italy","iso":"IT","kind":"region"},{"name":"Netherlands","iso":"NL","kind":"country"},{"name":"Poland","iso":"PL","kind":"region"},{"name":"Romania","iso":"RO","kind":"region"},{"name":"Spain","iso":"ES","kind":"country"},{"name":"Sweden","iso":"SE","kind":"region"},{"name":"Estonia","iso":"EE","kind":"region"},{"name":"Greece","iso":"GR","kind":"region"},{"name":"Latvia","iso":"LV","kind":"region"},{"name":"Lithuania","iso":"LT","kind":"region"},{"name":"Luxembourg","iso":"LU","kind":"region"},{"name":"Malta","iso":"MT","kind":"region"},{"name":"Portugal","iso":"PT","kind":"country"},{"name":"Slovakia","iso":"SK","kind":"region"},{"name":"Slovenia","iso":"SI","kind":"region"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Sales & Marketing","Identity Management","Market Research"],"lifecycle":[{"event":"open","at":"2026-09-18T16:09:51Z"}],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":56,"expected_fill_days":1615,"reasons":["conf:0","win:early"],"computed_at":"2026-09-24T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/appinio-senior-backend-engineer","json_url":"https://alion.io/job/appinio-senior-backend-engineer.json","meta":{"generated_at":"2026-09-25T00:01:18Z","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":26,"day_limit":5000,"remaining_today":4974,"minute_limit":60,"resets_at":"2026-09-26T00:00:00Z"}}}