{"id":140907,"url":"https://alion.io/job/coulomb-ai-senior-frontend-developer","title":"Senior Frontend Developer","company":{"id":20764,"name":"Coulomb AI","domain":"coulomb.ai","url":"https://alion.io/company/coulomb-ai","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Work at a Startup","truth_index":null},"role":"Frontend","role_family":"Frontend","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Bengaluru, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":20000,"max":30000,"currency":"USD","period":"year","gross":null,"usd_annual":30000},"salary_estimate":null,"experience_years_min":4,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"JavaScript","optional":false},{"name":"Next.js","optional":false},{"name":"React.js","optional":false},{"name":"Redux","optional":false}],"status":"live","first_seen_at":"2026-08-28T00:05:23Z","employer_posted_date":"2026-10-12","last_verified_at":"2026-10-17T09:10:03Z","board_verified":true,"closed_at":null,"days_open":50,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":50},"description":"Do you want to join a fast-growing climate tech startup with real impact?\nAbout Coulomb\nAt Coulomb AI, we envision a future powered by the seamless integration of AI and Battery Technologies, creating a powerful synergy to combat climate change. We build category-leading software that can significantly improve battery lifespan and performance by employing advanced predictive analytics, real-time monitoring, and adaptive battery management algorithms.\nCoulomb is headquartered in San Francisco with its development and research center in Bangalore. Founders Khushboo Shrivastava and Santanu Mondal are alumni of IIT Bombay and have first-hand experience working on first-generation Electric Vehicles at General Motors. We are backed by some of the best climate tech investors in the world, including Y Combinator, Harvard Management Seed Capital, CSVE Ventures, and prominent Silicon Valley-based Angels.\nWe already have a global presence with customers in 5 countries across UK, US, APAC and India\nYet, we’re still at the start of our journey, and we want exceptional people to join us!\nAbout the Role\nWhat it means to be an early engineer\nBeing part of the founding team, you will have the opportunity to shape the future of sustainable energy. Together, we’re going to face the hardest technical challenges this journey has to offer head-on. As the team grows, you’ll be the battle-hardened expert that everyone looks to for guidance. Your role will be pivotal in building a mission-critical analytics platform that encompasses predictive ML models, real-time analytics, and user-friendly dashboards.\nAs a Frontend Engineer, here’s what you’ll be doing\nDevelop our web applications using React, Redux, Next.js, HTML, CSS\nBuild scalable and interactive data visualization components for complex analytics\nIntegrate external tools for product analytics\nCreate and execute test plans and test cases ensuring high-quality user experiences\nQuickly develop proof of concepts (POCs) for new features or product ideas\nRegularly update and maintain website content and assets\nWe are excited about you because you have:\nProven 4+ years of experience as a Frontend Developer with a strong portfolio of web applications developed using React, Next.js, and other similar technologies\nStrong understanding of HTML and various CSS Frameworks\nFamiliarity with integrating advanced charting libraries, maps, calendars, and other third-party components into web applications\nProven expertise in handling browser components DOM, Cookie, Session etc\nProficiency in frontend testing methodologies for flawless user experience and optimizing web application performance\nGood understanding of website management and maintenance, SEO, CMS, etc.\nYou’ll be a great fit if:\nYou have 4+ experience in building frontend applications\nPreviously worked in a startup environment and have a high degree of ownership and appetite for ambiguity\nLike being a part of a high-performing team focussed on fast-paced execution at the same time detail-oriented\nA relentless desire to solve customer problems and chase down answers\nThe number and format of interviews that you'll go through will be personalized to your skillset and the type of role that you're looking for. We want to give everyone the best chance at representing their abilities. Everyone starts with one or two interviews on a video call, and if we think there's a fit, we'll bring you onsite for a round of in-person interviews. Below is the sequence of the process.\nFirst Video Call - You should be prepared to talk about your background, experiences, and interest in Coulomb\nWriting Good Code - The ability to write code that is Efficient, Effective, Easy to read, maintain, and upgrade\nAnalyzing the Efficiency of Code - The ability to analyze and improve the efficiency of code so that it runs with optimal complexity, creating systems that store and transmit data efficiently\nTechnical Interview - You should be prepared to elaborate on your conceptual and practical experience to our Technical experts\nCulture Fit - Make sure we are aligned to work together","description_format":"text","description_chars":4098,"description_truncated":false,"requirements":{"experience_years_min":4,"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":["Energy AI"],"lifecycle":[{"event":"open","at":"2026-08-28T00:05:23Z"}],"visa":[],"liveness":{"score":33,"band":"fade","label":"Fading","p_open":1,"p_active":0.597,"p_room":0.55,"age_days":50,"expected_fill_days":37,"reasons":["conf:3","win:tail"],"computed_at":"2026-10-17T05:46:00Z"},"pay":{"stated_usd_annual":30000,"is_top_pay":false},"html_url":"https://alion.io/job/coulomb-ai-senior-frontend-developer","json_url":"https://alion.io/job/coulomb-ai-senior-frontend-developer.json","meta":{"generated_at":"2026-10-17T09:54:31Z","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":13031,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-18T00:00:00Z"}},"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":20764},"rest":"https://alion.io/mcp/rest/get_company?id=20764"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fcoulomb-ai-senior-frontend-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%2Fcoulomb-ai-senior-frontend-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%2Fcoulomb-ai-senior-frontend-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/coulomb-ai-senior-frontend-developer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fcoulomb-ai-senior-frontend-developer"}]}