{"id":69707,"url":"https://alion.io/job/vier-software-developer-kotlin-gn","title":"Software developer Kotlin (*gn)","company":{"id":41312,"name":"VIER","domain":"vier.ai","url":"https://alion.io/company/vier","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Personio","truth_index":{"grade":"B","score":75,"open_postings":3,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-14T06:34:16Z"}},"role":"Backend","role_family":"Backend","seniority":"middle","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":[],"countries":[],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Kanban","optional":false},{"name":"Scrum","optional":false}],"status":"live","first_seen_at":"2026-08-07T15:38:53Z","employer_posted_date":"2026-08-07","last_verified_at":"2026-10-14T14:09:07Z","board_verified":true,"closed_at":null,"days_open":68,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":68},"description":"Your mission\nAt VIER, we are building the next generation of Conversational AI and Generative AI, transforming the way customer service is delivered. Within our RTMP team, we develop state-of-the-art voice technologies and seamlessly connect them with our products. Our work spans the entire technology stack, from low-level DSP hardware and real-time media processing to high-level Voicebot platforms that handle hundreds of thousands of conversations every month. We develop our Cognitive Voice Gateway, the central platform that connects our telephony systems with Conversational AI solutions from external providers and own products. To deliver the best possible customer experience, we collaborate closely with technology partners, customers, and our sales teams. We continuously evaluate and adopt modern technologies to keep our platform at the forefront of innovation.\nIn this position:You design, develop, and continuously improve our software solutions.\nYou analyze business and technical requirements and turn them into scalable, sustainable system solutions.\nYou develop and implement backend applications, services, modules, and APIs.\nYou maintain, optimize, and continuously improve existing software components.\nYou analyze production issues, troubleshoot problems, and implement sustainable solutions.\nYou perform code reviews and help ensure high software quality and contribute to architectural decisions and technical concepts, you create and maintain technical documentation.\nYou plan and execute unit, integration, and system tests.\nYou collaborate closely with internal stakeholders and external partners on exciting projects.\nYou support the rollout, operation, and continuous enhancement of new software solutions.\nYou actively contribute ideas to improve our engineering practices and development processes.\nYour skills\nYou hold a degree in Computer Science, a comparable qualification or have at least three years of professional experience in software development.\nScrum and Kanban are part of your daily work.\nYou have experience with unit testing and understand why it is essential for delivering high-quality software.\nYou take pride in writing clean, maintainable, and high-quality code.\nYou are proficient in at least one JVM-based programming language.\nYou have hands-on experience working with container technologies.\nYou have a strong command of written and spoken English.\n Nice to haveGerman skills at B1 level or equivalent.\nInitial experience with VoIP technologies.\nKnowledge of distributed systems and microservice architectures.\nExperience with Kubernetes.\nInitial programming experience with Kotlin.\nWhy us?\nWe are a company with flat hierarchies and plenty of freedom to make your own decisions and take ownership of your responsibilities.\nWe offer an engaging and varied role where you can make a difference. \nWe support professional development and training tailored to your needs. \nFlexible working hours and a trust-based work schedule make it easy to organize your daily work routine.\nA hybrid work model with three days of remote work.\nAppreciative interactions and respectful communication in line with our Guiding Principles.\nRegular and constructive feedback sessions that support your targeted development.\nWe also offer support through our service provider INSITE during difficult life situations (professional or personal). \nPromotion of a diverse, inclusive corporate culture where all employees have equal opportunities. \nIn addition, we offer a range of other benefits that enrich your daily work life (e.g., mobility allowance, sports programs, events, etc.). You can find more details on our careers page.\n*Gender-neutral: At our company, it doesn’t matter whether you’re female, male, or non-binary… where you’re from, what your skin color is, or what you believe in. We focus on mutual respect and appreciation, as well as fun and motivation at work. 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