{"id":2016045,"url":"https://alion.io/job/getflowbox-backend-developer","title":"Backend Developer","company":{"id":1787478,"name":"Flowbox","domain":"getflowbox.com","url":"https://alion.io/company/getflowbox-com","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Welcome to the Jungle","truth_index":{"grade":"B","score":75,"open_postings":4,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-16T05:45:00Z"}},"role":"Backend","role_family":"Backend","seniority":"middle","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Barcelona, Spain"],"countries":["ES"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":37000,"max_usd":91000,"period":"year","method":"role_seniority_country_cell","sample_n":8},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"Python","optional":false},{"name":"Amazon CloudWatch","optional":true},{"name":"Amazon EKS","optional":true},{"name":"Amazon Kinesis","optional":true},{"name":"Amazon S3","optional":true},{"name":"AWS","optional":true},{"name":"Celery","optional":true},{"name":"Docker","optional":true},{"name":"DynamoDB","optional":true},{"name":"Flask","optional":true},{"name":"GitHub","optional":true},{"name":"Kubernetes","optional":true},{"name":"PostgreSQL","optional":true},{"name":"Snowflake","optional":true}],"status":"closed","first_seen_at":"2026-07-13T00:09:02Z","employer_posted_date":"2026-10-07","last_verified_at":"2026-10-15T02:00:28Z","board_verified":false,"closed_at":"2026-10-15T02:00:28Z","days_open":94,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":93},"description":"Join Flowbox as a Backend Developer and be part of an autonomous, cross-functional, agile team. You will design, develop, and maintain backend services with a focus on high availability, low latency, and scalability. You will also collaborate to design, build, and maintain APIs, services, and systems, and debug production issues across different services. The role requires at least 3-4 years of experience in backend development and data engineering, strong coding skills in Python, and familiarity with a tech stack that includes Celery, Flask, Docker, PostgreSQL, Kubernetes, Microservices architecture, GitHub, and AWS resources.\nMissions\nDesign, develop, and maintain backend services with a focus on high availability, low latency, and scalability.\nCollaborate with cross-functional teams to design, build, and maintain APIs, services, and systems, and debug production issues.\nWork with a tech stack that includes Python, Docker, AWS, S3, Snowflake, Airflow, Athena, Kubernetes, Lambdas PostgreSQL, DynamoDB.\nProfil recherché\n - To thrive in this role, you should have at least 3-4 years of experience in backend development and data engineering- You should have strong coding skills in at least one general-purpose language, preferably Python\n- Furthermore, you will be working with a tech stack consisting of Celery, Flask, Docker, PostgreSQL, Kubernetes, Microservices arch, GitHub and other AWS resources like Cloudwatch, kinesis, EKS. So if you have experience with these, it’s a big plus.\n- It is a plus if you have a track record of working with a fast-paced agile team with a startup culture and mindset\n- As a person, you should have an entrepreneurial mindset, including a strong work ethic and an interest in learning new technologies\n- You should be passionate about what you do and have a strong interest in keeping up with the latest best practices in your area of expertise","description_format":"text","description_chars":1897,"description_truncated":false,"requirements":{"experience_years_min":3,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-07T13:10:52Z"},{"event":"close","at":"2026-10-15T02:00:28Z"}],"visa":[],"liveness":null,"pay":null,"html_url":"https://alion.io/job/getflowbox-backend-developer","json_url":"https://alion.io/job/getflowbox-backend-developer.json","meta":{"generated_at":"2026-10-16T13:05:06Z","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":12490,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-17T00:00:00Z"}},"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":1787478},"rest":"https://alion.io/mcp/rest/get_company?id=1787478"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fgetflowbox-backend-developer"},{"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%2Fgetflowbox-backend-developer"},{"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%2Fgetflowbox-backend-developer"},{"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/getflowbox-backend-developer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fgetflowbox-backend-developer"}]}