{"id":1271353,"url":"https://alion.io/job/roofline-ai-compiler-engineer-junior","title":"AI Compiler Engineer (Junior)","company":{"id":2243202,"name":"Roofline","domain":"roofline.ai","url":"https://alion.io/company/roofline-ai","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Personio","truth_index":null},"role":"AI/ML","role_family":"AI/ML","seniority":"junior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Cologne, Germany"],"countries":["DE"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":72000,"max_usd":150000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":9},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"MLIR","optional":false},{"name":"Python","optional":false},{"name":"LLVM","optional":true}],"status":"live","first_seen_at":"2026-04-16T19:00:06Z","employer_posted_date":"2026-04-16","last_verified_at":"2026-09-26T17:16:04Z","board_verified":true,"closed_at":null,"days_open":163,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":163},"description":"Who we are\nRoofline is building a software development kit to run any model on disruptive hardware at the edge. We are looking for talented and ambitious engineers that are passionate about technology to design and implement new components in our software stack. You will work alongside other world class engineers to enable the full spectrum of AI applications across heterogeneous hardware platforms.Why us?\nThe opportunity to grow. Be at the forefront of building and shaping an industry-defining venture. There are plenty of opportunities to learn and grow\nThe team to succeed. We are building the leading AI compiler team in Europe. Join our future-focused team to contribute to meaningful, disruptive innovations with us\nThe flexibility you need. Whether you need to take extra time off, adjust your schedule, or have other ideas to maximize your productivity, we’ve got your back\nThe compensation that rewards. We are looking for world class talent and pay accordingly. We offer equity for every employee since we truly want you to participate in our success\nThe culture you desire. We actively make space to build our culture. We bring you on site regularly and organize dedicated retreats for the whole team\nYour mission\nDesign and implement new components of our next generation compiler build upon MLIR\nExplore novel optimization techniques\nIterate with customers to design the best compiler technology and the best user experience possible\nPartner with a growing open-source community to foster a strong ecosystem around roofline\nYour profile\nDegree in Computer Science/ Electrical Engineering or a related field\nFirst compiler experience\nKnowledge and hands-on experience in C++ and Python\nProven understanding of software engineering principles, data structures, design patterns, and algorithms \nDesire to work with a growing community of open-source contributors\nAmbition and curiosity to solve complex problems, a strong mindset to take ownership of your tasks to drive our solutions forwards, and collaborative attitude to foster our culture\nNice to haves:Experience working with MLIR or LLVM.\nMeaningful contributions to open-source compiler communities\nKnowledge of AI algorithms, experience with using AI accelerators or compiling to relevant hardware\nKnowledge of data motion networks, data flow programming models, and optimized AI libraries\nKnowledge about hardware architectures for CPUs, GPUs, or NPUs/accelerators is a plus","description_format":"text","description_chars":2449,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":["Equity"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Artificial Intelligence","Edge AI"],"lifecycle":[{"event":"open","at":"2026-09-26T00:17:55Z"}],"liveness":{"score":5,"band":"cold","label":"Long shot","p_open":1,"p_active":0.184,"p_room":0.28,"age_days":162,"expected_fill_days":15,"reasons":["conf:5","win:tail","crowd:junior"],"computed_at":"2026-09-26T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/roofline-ai-compiler-engineer-junior","json_url":"https://alion.io/job/roofline-ai-compiler-engineer-junior.json","meta":{"generated_at":"2026-09-27T01:01:59Z","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":934,"day_limit":5000,"remaining_today":4066,"minute_limit":60,"resets_at":"2026-09-28T00:00:00Z"}}}