{"id":2000379,"url":"https://alion.io/job/zealant-consulting-group-mern-stack-full-stack-developer-websocket","title":"MERN Stack Full Stack Developer (Websocket)","company":{"id":3801480,"name":"Zealant Consulting Group","domain":"zealantgroup.com","url":"https://alion.io/company/zealant-consulting-group","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Backend","role_family":"Backend","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":null,"salary_estimate":{"min_usd":17000,"max_usd":40000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":139},"experience_years_min":6,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"AI Agents","optional":false},{"name":"Apache Kafka","optional":false},{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"CI/CD","optional":false},{"name":"Express","optional":false},{"name":"GCP","optional":false},{"name":"Git","optional":false},{"name":"GraphQL","optional":false},{"name":"Hugging Face","optional":false},{"name":"Jira","optional":false},{"name":"LangChain","optional":false},{"name":"Nginx","optional":false},{"name":"NLP","optional":false},{"name":"Node JS","optional":false},{"name":"OpenAI","optional":false},{"name":"Postman","optional":false},{"name":"React.js","optional":false},{"name":"Rest API","optional":false},{"name":"Swagger","optional":false},{"name":"TensorFlow","optional":false},{"name":"WebSockets","optional":false},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2026-10-07T09:02:15Z","employer_posted_date":null,"last_verified_at":"2026-10-07T09:02:15Z","board_verified":false,"closed_at":null,"days_open":10,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":10},"description":"Interview Process\n\nR1- AI Interview Assesment\n\nR2- Panel round Technical\n\nR3- F2F with founders\n\nR4- HR Culture fit / salary Discussion\n\nPosition Name: Product Developer- III \n\nExperience : Min. 6 - 8 Yrs \n\nWe're looking for a Tech Lead who is not just a coder but a builder, problem solver, and leader. Someone who can dive deep into an existing codebase built on the MERN stack, understand it with zero knowledge transfer, and drive innovation and structure from day one.\n\nThis is a hands-on leadership role. You'll act as both Individual Contributor and Technical Lead, managing architecture, code quality, scalability, and AI integrations across all six products of our Client.\n\nYou'll collaborate closely with the Product and QA Leads to ensure speed, structure, and flawless execution while building robust documentation and engineering discipline from the ground up.\n\nEXCITED ABOUT YOUR TASKS\n\nTake complete technical ownership of the MERN stack applications develop, analyze, debug, and enhance existing code without prior knowledge transfer.\nArchitect and implement scalable, modular, and maintainable solutions across all products\nCollaborate with the Product Manager to translate business goals into technical execution plans.\nDrive AI and automation integrations (e.g., LLMs, NLP, chatbots, analytics) into existing systems.\nCreate and enforce detailed documentation code structure, APIs, architecture diagrams, deployment processes.\nOwn CI/CD, version control, code reviews, and performance optimization.\nIdentify and fix scalability, performance, and security gaps proactively.\nEnsure strong alignment between tech roadmap and product vision.\nBring in best practices for testing, deployment, and code documentation.\n\nWHAT WILL YOU NEED TO SUCCEED \n\n 5-8 years of hands-on experience in full-stack development, with strong focus on the MERN stack (MongoDB, Express.js, React.js, Node.js).\nStrong experience on WebSocket / Socket programming is a must. Websocket is mandatory\nStrong knowledge of Kafka, Nginx, or GraphQL.\nProven experience leading or architecting multi-module SaaS products in Startup environments.\nStrong command over REST APIs, Microservices, and asynchronous architecture.\nExpert in building AI-powered products using AI agents and use of modern vibe coding workflows to rapidly prototype and scale intelligent applications.\nExposure to AI/ML or 3rd Party integration using APIs or SDKs (OpenAI, Hugging Face, LangChain, TensorFlow, etc.).\nUnderstanding of DevOps, CI/CD, and cloud platforms (AWS, GCP, or Azure).\nDeep passion for processes, API documentation, and clean code.\nStrong debugging and reverse-engineering skills, ability to understand complex systems quickly. Ability to balance IC responsibilities with team leadership.\nFamiliarity with Agile, Jira, Git, and API documentation tools like Postman or Swagger.\n\nSkills: aws,kafka,mern stack,websocket,graphql,nginx","description_format":"text","description_chars":2907,"description_truncated":false,"requirements":{"experience_years_min":6,"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":[],"lifecycle":[{"event":"open","at":"2026-10-07T11:09:00Z"}],"visa":[],"liveness":{"score":80,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.846,"p_room":0.945,"age_days":9,"expected_fill_days":26,"reasons":["seen:9","velocity","win:mid"],"computed_at":"2026-10-17T05:46:00Z"},"pay":null,"html_url":"https://alion.io/job/zealant-consulting-group-mern-stack-full-stack-developer-websocket","json_url":"https://alion.io/job/zealant-consulting-group-mern-stack-full-stack-developer-websocket.json","meta":{"generated_at":"2026-10-17T18:14:20Z","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":923,"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":3801480},"rest":"https://alion.io/mcp/rest/get_company?id=3801480"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fzealant-consulting-group-mern-stack-full-stack-developer-websocket"},{"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%2Fzealant-consulting-group-mern-stack-full-stack-developer-websocket"},{"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%2Fzealant-consulting-group-mern-stack-full-stack-developer-websocket"},{"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/zealant-consulting-group-mern-stack-full-stack-developer-websocket\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fzealant-consulting-group-mern-stack-full-stack-developer-websocket"}]}