{"id":1776419,"url":"https://alion.io/job/fslci-full-stack-developer","title":"Full Stack Developer","company":{"id":2248040,"name":"FSLCI","domain":"fslci.org","url":"https://alion.io/company/fslci","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"BambooHR","truth_index":{"grade":"B","score":75,"open_postings":5,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-12T06:55:09Z"}},"role":"Backend","role_family":"Backend","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":["Amsterdam, Netherlands"],"countries":["NL"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":39000,"max_usd":98000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":9},"experience_years_min":2,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Docker","optional":false},{"name":"JavaScript","optional":false},{"name":"Linux","optional":false},{"name":"React.js","optional":false},{"name":"Windows","optional":false},{"name":"GitHub","optional":true}],"status":"live","first_seen_at":"2026-02-10T00:00:00Z","employer_posted_date":"2026-02-10","last_verified_at":"2026-10-12T11:16:44Z","board_verified":true,"closed_at":null,"days_open":244,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":244},"description":"OTC Flow is seeking a Full Stack Developer to join our Amsterdam office. In this role, you will contribute to OTC Flow’s growth by developing high-quality software solutions, supporting our internal teams, and helping enhance our technological capabilities in the evolving environmental commodities market. You will be expected to take ownership of features from design to deployment.\nAbout Us\nOTC Flow is at the forefront of the global environmental commodity markets. We provide liquidity and innovative solutions across a broad spectrum of financial-environmental instruments, supporting clients in meeting compliance requirements and advancing their sustainability objectives. Our deep market knowledge and commitment to a sustainable future make us trusted partners in renewable energy and environmental markets.\nAbout the Role\nIn this role, you’ll be part of a team working on designing, building, and improving software tools that help with data analysis and automate tasks for traders and back office. You’ll dive deep into prototyping and deploying solutions quickly, contributing to both back-end logic and front-end interfaces. You’ll work directly with different teams to understand their needs and help improve tools to support their work, implementing changes and making adjustments to fit evolving strategies.\nMain Responsibilities\nSoftware Development\nDevelop and maintain internal tools that support trade capture, market analysis, trading operations, and client workflows.\nImplement new features and improvements across OTC Flow’s platforms.\nTranslate business and market requirements (e.g., GOOs, EUAs, REGOs) into practical technical solutions.\nCollaboration\nWork with Sales Traders, Analysts, and Operations to understand needs and convert them into technical tasks.\nHelp build tools that simplify complex environmental market data.\nParticipate in code reviews and team discussions.\nData, Automation & CRM\nSupport the creation of automated workflows, integrations, and data pipelines.\nImprove system performance and data quality across internal platforms.\nAssist with CRM-related enhancements and data maintenance.\nContribute to feature development, bug fixing, and UX improvements.\nHelp strengthen OTC Flow’s overall technical infrastructure.\nEngage in continuous learning and share knowledge within the team.\nRequirements\n2- 5 years of experience with industry-standard Pythonfor backend and Javascript / Dash / React for the front end.\nStrong understanding of SQLdatabases.\nBachelor's degree Computer Science, Software Engineering and/or related field\nComfortable in Windows environments. Linux & Docker knowledge is a plus.\nExperience in gathering business requirements, communication with stakeholders is a key requirement in this role.\nHands-on mentality, we have a culture of ownership of the work we do at OTC Flow.\nStrong communication skills and a strong eagerness to achieve high results through collaboration with colleagues.\nExperience building user-friendly dashboards or internal tools is highly valued - please include a portfolio, GitHub, or project examples that demonstrate your full stack work.\nWhat We Offer\nVibrant work environment: Join a highly driven, young, and international team that values collaboration and energy.\nSupport for growth and innovation: Thrive in an innovative-driven workplace in the heart of Amsterdam, where we actively invest in and support employee ideas, turning them into real opportunities.\nHolidays: Enjoy 25 vacation days annually.\nCovered commute costs: Benefit from covered commute expenses, including public transport reimbursements, a Swap-bicycle plan, mileage allowance, or free parking.\nDaily Perks: well-stocked fridges and cabinets full of snacks and drinks available throughout the day and healthy team lunches prepared by our in-house chef.\nExciting team activities: Participate in monthly (sports) events, (inter)-national company trips, and various social activities with your department and the wider Amsterdam team.\nRecognition and rewards: We celebrate milestones with company awards, anniversary celebrations, and generous referral bonuses for bringing talented colleagues on board.\nPurpose-driven impact: Be part of a team making a real difference in the environmental sector through projects that create positive, sustainable change.\nNext Steps\nIf you’re eager to grow your software development skills in a dynamic, sustainability driven environment, we would love to hear from you.\nRecruitment Process\n1. Submit your CV and application.\n2. Short pre-screening interview.\n3. Final interview with the hiring manager.\nAt OTC Flow, we believe our differences make us stronger. 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