{"id":1045804,"url":"https://alion.io/job/twoway-software-engineer-intern-2","title":"Software Engineer Intern","company":{"id":689037,"name":"TwoWay","domain":"twoway.finance","url":"https://alion.io/company/twoway","size_band":"11-50","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Join","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"intern","employment_type":"internship","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Paris, France"],"countries":["FR"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Nest.JS","optional":false},{"name":"Node JS","optional":false},{"name":"SvelteKit","optional":false},{"name":"JavaScript","optional":true},{"name":"Svelte","optional":true}],"status":"live","first_seen_at":"2025-11-16T10:46:20Z","employer_posted_date":"2025-11-16","last_verified_at":"2026-09-28T11:26:03Z","board_verified":true,"closed_at":null,"days_open":316,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":315},"description":"TwoWay builds next-gen software with traders, for traders.\nWe optimize trading workflows in financial institutions, transforming high-volume chat messages into structured market data in real time. This helps traders stay ahead of the market, cut operational risk, and save time - all while fitting into existing workflows and screen space.\nWe collaborate closely with top-tier EU and US investment banks and other financial institutions to solve real, complex problems that matter.\nOur promise:\nOperational efficiency - Reduce manual errors and mitigate operational risk at scale\nPerformance under pressure - In volatile markets, boost desk efficiency and capture more revenue\nClient & market impact - Help desks deliver sharper prices, serve more clients, and scale with leaner teams\nWe deeply care about:\nPerformance - real-time, zero-latency data processing that enhances decision-making and pricing accuracy.\nDesign - user-centric from day one, tailored for the complex realities of trading desks.\nImpact - enabling traders to operate more efficiently in stressful environments and helping banks better serve their clients.\nIf this resonates with you - if you're excited by our mission, thrive in high-stakes, high-impact environments, and are curious, open, and always learning - we’d love to hear from you.\nVos missions\nYou will report directly to our CTO, which is an amazing opportunity to learn fast and grow.\nAs a Software Engineer Intern at TwoWay, you’ll be part of a fast-moving team building critical tools for investment bank traders. This is not a typical internship - you’ll work on real features, contribute to core product decisions, and ship code that goes into production.\nYou’ll collaborate closely with senior engineers, product designers, and the founders. From day one, you’ll be trusted with meaningful responsibility and given the support to learn and grow quickly.\nAs a key member of the team, you’ll do the following missions:\nBuild and improve core features of our web application, from backend logic to frontend UI\nContribute to the design and architecture of new components and APIs\nCollaborate with the product team to understand user needs and translate them into clean, maintainable code\nWrite tests and participate in code reviews to maintain high code quality\nInvestigate and fix bugs in a fast-paced production environment\nLearn best practices in software development, DevOps, and product iteration in a startup setting\nWe are looking for a 6 to 12-month internship, starting as soon as possible.\nVos compétences\nYou’d be a great fit if you\nBuild Fullstack Products: You’re comfortable working across the stack - with experience or strong interest in modern frameworks like SvelteKit on the frontend and NestJS or Node.js on the backend. You love shipping features end-to-end.\nThrive in Fast-Paced Environments: You’re energized by startups. You enjoy learning quickly, taking initiative, and iterating fast in a dynamic, high-growth setting.\nCare About UX and Details: You pay attention to UI/UX consistency, performance, and believe the best software feels as good as it works.\nThink Long-Term: You understand the importance of clean code, maintainability, and security, even when moving fast.\nStay Curious and Data-Informed: You ask questions, seek feedback, and back decisions with evidence. You’re not afraid to challenge assumptions and improve how things are done.\nAre a Strong Communicator: You explain technical ideas clearly, ask for help when needed, and enjoy collaborating with product and design peers.\nAvantages\nAt TwoWay, we’re building category-defining software for global investment banks - and doing it with a team that values speed, ownership, and real impact. If you’re sharp, driven, and thrive in fast-paced, high-stakes environments, you’ll feel right at home.\nWe’re a small, tight-knit team where:\nIdeas move fast\nTalent is trusted\nExecution beats hierarchy\nWe believe in clarity over fluff, shipping over perfection, and impact over ego.\nTwoWay is a hybrid company with teammates across France and Europe. Our HQ is at Station F in Paris - the world’s largest startup campus and home to a thriving tech ecosystem.\nWhat you’ll get:\n Work with curious, ambitious people who care deeply about what they build\n See your code deployed at top-tier EU & US financial institutions\n Full trust, real autonomy, and the ability to grow faster than anywhere else\n Flexible setup: full remote, full office, or anything in between\n Competitive compensation with real upside\nWhat we don’t care about:\n Fancy résumés or name-drop schools\n Free laundry or gimmicky perks\n Clocking hours - we measure outcomes, not input\nWant to build with us? We’d love to hear from you!\nOur hiring process\nWe keep our process fast, clear, and respectful of your time. Here’s what to expect:\nIntro call - A 30-minute conversation to get to know each other and align on expectations\nCase study - A practical exercise to understand how you think and work\nFounder interview - A deeper discussion with one of our cofounders to assess mutual fit and ambition\n Offer - If it’s a match, we move fast to get you on board\nYou’ll get transparent communication at every step. We want this to be as much about you evaluating us as the other way around.","description_format":"text","description_chars":5271,"description_truncated":false,"requirements":{"experience_years_min":null,"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":["Financial Services","Financial Software & Embedded Finance","Financial AI"],"lifecycle":[{"event":"open","at":"2026-09-18T21:49:20Z"},{"event":"open","at":"2026-09-27T08:15:50Z"}],"liveness":{"score":12,"band":"cold","label":"Long shot","p_open":1,"p_active":0.344,"p_room":0.36,"age_days":315,"expected_fill_days":185,"reasons":["conf:21","win:tail","crowd:junior"],"computed_at":"2026-09-28T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/twoway-software-engineer-intern-2","json_url":"https://alion.io/job/twoway-software-engineer-intern-2.json","meta":{"generated_at":"2026-09-29T01:52:07Z","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":1550,"day_limit":5000,"remaining_today":3450,"minute_limit":60,"resets_at":"2026-09-30T00:00:00Z"}}}