{"id":2552711,"url":"https://alion.io/job/ynd-technologies-kotlinjava-developer","title":"Kotlin/Java Developer","company":{"id":4424782,"name":"YND Technologies","domain":"ynd.co","url":"https://alion.io/company/ynd-technologies","size_band":null,"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":"junior","employment_type":"contractor","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Warsaw, Poland"],"countries":["PL"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":12000,"max":20000,"currency":"PLN","period":"month","gross":null,"usd_annual":61044},"salary_estimate":null,"experience_years_min":2,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"Java","optional":false},{"name":"Kotlin","optional":false},{"name":"Scrum","optional":false},{"name":"Spring Boot","optional":false},{"name":"Apache Kafka","optional":true},{"name":"ArgoCD","optional":true},{"name":"AWS","optional":true},{"name":"Claude Code","optional":true},{"name":"ElasticSearch","optional":true},{"name":"GCP","optional":true},{"name":"Kubernetes","optional":true},{"name":"Redis","optional":true},{"name":"Terraform","optional":true}],"status":"live","first_seen_at":"2026-10-14T15:02:41Z","employer_posted_date":null,"last_verified_at":"2026-10-14T15:02:41Z","board_verified":false,"closed_at":null,"days_open":2,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":2},"description":"About us\n\nAt YND, while we originated in Berlin, our vibrant hub is now in Warsaw, where we've firmly planted our roots. Operating remotely, we deliver innovative solutions to clients worldwide. As a software consultancy, we're dedicated to blending creativity and engineering excellence to make a real impact, approaching every project with authenticity and purpose. From big-name clients to emerging startups, we're committed to delivering because we know that our achievements are directly tied to our clients' success.\n\nWhat We Bring to the Table\n\nCompetitive salary\nWork equipment\n\nMultisport card\n\nFlat hierarchy and quick decision-making\n\nPersonalized career growth and feedback\n\nRemote work and flexible hours\n\nCompany updates and team-building\n\nWhat our recruitment process looks like\n\nYou'll have the opportunity to meet with our recruitment team to delve into our culture, work methods, and ongoing projects.\n\nWe've crafted a recruitment task for you to complete offline, providing an opportunity to showcase your skills and approach.\n\nDuring the technical interview, we're eager to gain deeper insight into your experience and expertise.\n\nZakres obowiązków\nAs a Kotlin/Java Developer, you will be responsible for the development of the back-end services of the system, primarily in Kotlin.\nYou will be joining a cross-functional team of very experienced engineers, who believe in making great products and have all the technical skills to make it happen.\nYou will be working with a senior team member who will oversee your work and provide necessary training.\nWymagania\n\n2+ years of professional experience with recent Kotlin or Java versions\n\nExperience with or willingness to learn and use Kotlin on a daily basis\n\nGood knowledge of Spring Boot\n\nAbility to write code that contributes to correct, scalable, reliable, and performant solutions\n\nGood knowledge of automated tests and writing testable code\n\nAbility to think critically about own and others’ solutions\n\nExperience with Scrum / Agile environment\n\nBe open and willing to learn from mistakes\n\nBe open to feedback from more experienced peers\n\nProactive approach - suggesting, researching and finding solutions to the problems\n\nCreativity & attention to detail - always looking for an opportunity to make things better\n\nGood command of English (written and spoken)\n\nNice to have\n\nExperience with or interest in developing AI-powered applications\nExperience with or willingness to use AI tooling in daily development (e.g. Claude Code)\nExperience with NoSQL data stores (MongoDB, Elasticsearch, Redis, etc.) or message brokers (Kafka, SQS, etc.)\nExperience with or interest in cloud infrastructure or DevOps topics (e.g. AWS, GCP, k8s, ArgoCD, Terraform)\n\nTech stack\nKotlin\nJava\nSpring Boot\nMongoDB\nElasticsearch\nNoSQL\nRedis\nKafka\nAmazon SQS\nAWS\nGCP\nClaude Code\nDevOps","description_format":"text","description_chars":2838,"description_truncated":false,"requirements":{"experience_years_min":2,"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":["Design & Creative","Digital Goods","Custom Software Development"],"lifecycle":[{"event":"open","at":"2026-10-14T18:21:00Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":1,"expected_fill_days":17,"reasons":["seen:1","velocity","win:early","comp:junior"],"computed_at":"2026-10-16T05:45:00Z"},"pay":{"stated_usd_annual":61044,"is_top_pay":false},"html_url":"https://alion.io/job/ynd-technologies-kotlinjava-developer","json_url":"https://alion.io/job/ynd-technologies-kotlinjava-developer.json","meta":{"generated_at":"2026-10-16T16:18:30Z","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":689,"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":4424782},"rest":"https://alion.io/mcp/rest/get_company?id=4424782"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fynd-technologies-kotlinjava-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%2Fynd-technologies-kotlinjava-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%2Fynd-technologies-kotlinjava-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/ynd-technologies-kotlinjava-developer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fynd-technologies-kotlinjava-developer"}]}