{"id":1939349,"url":"https://alion.io/job/safetymojo-senior-developer-node-react","title":"Senior Developer (Node / React)","company":{"id":3875849,"name":"Safetymojo","domain":"safetymojo.com","url":"https://alion.io/company/safetymojo","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"BambooHR","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":"explicit","locations":["Sandy, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":120000,"max":150000,"currency":"USD","period":"year","gross":null,"usd_annual":150000},"salary_estimate":null,"experience_years_min":6,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"Docker","optional":false},{"name":"GCP","optional":false},{"name":"Kubernetes","optional":false},{"name":"MySQL","optional":false},{"name":"Node JS","optional":false},{"name":"PostgreSQL","optional":false},{"name":"React.js","optional":false},{"name":"SQL","optional":false},{"name":"CI/CD","optional":true},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2026-06-25T00:00:00Z","employer_posted_date":"2026-06-25","last_verified_at":"2026-10-13T19:23:14Z","board_verified":true,"closed_at":null,"days_open":110,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":110},"description":"Mojo AI is revolutionizing safety management in high-risk industries like construction and oil & gas. How are we doing this? With Safety Mojo - our groundbreaking, AI-powered app designed for frontline safety professionals. Right now, we’re at an inflection point. We’ve proven product-market fit, we have incredible customers who love what we’ve built, and we’re moving from startup phase into serious growth mode.\nThe Job\nWe are seeking an experienced and highly skilled Senior Developerto join our team. The ideal candidate will have 6-12 yearsof development experience with a focus on Node.js, React, SQL, and NoSQL databases. You will play a critical role in designing, developing, and scaling back and front end systems to support high-traffic applications, ensuring reliability, security, and performance.\nKey Responsibilities:\nBackend Development: Design, develop, and maintain high-performance, scalable backend services and APIs using Node.js.\nFront Development: Design, develop, and maintain high-performance, web applications using React.\nDatabase Management: Develop and optimize data base structures using SQL (e.g., MySQL, PostgreSQL) and NoSQL (e.g., MongoDB) technologies, ensuring data integrity and performance.\nScalability & Performance Optimization: Architect and implement scalable systems that can handle large volumes of traffic and data while ensuring high availability and low latency.\nCode Quality & Best Practices: Write clean, well-documented, and reusable code, following industry best practices, security guidelines, and standards.\nCross-functional Collaboration: Work closely with developers, product managers, and other stakeholders to understand requirements and provide solutions that align with business goals.\nTroubleshooting & Debugging: Diagnose and resolve complex issues in a timely manner, implementing robust solutions to prevent future occurrences.\nContinuous Improvement: Stay up-to-date with emerging technologies, tools, and industry trends, advocating for improvements to technology and team processes.\nResponsibilities described in this job description are subject to change at the Company’s discretion. You maybe asked to carry out other duties, tasks, or projects in support of the company's intiatives.\nRequirements:\n6-12 years of general development experience, with a strong focus on Node.js, and React.\nProven experience in scaling applications andoptimizingsystems for high performance.\nStrong understanding of database design principles, indexing, query optimization, and data modeling for both SQL and NoSQL databases.\nExperience with cloud platforms (AWS, Azure, Google Cloud) and containerization technologies (Docker, Kubernetes) is a plus.\nExcellent problem-solving skills and the ability to work effectively in a fast-paced, team-oriented environment.\nStrong communicationskills, with the ability to convey complex technical concepts to both technical and non-technical stakeholders.\nPreferred Qualifications:\nExperience with Microservices architecture and distributed systems. \nFamiliarity with CI/CD pipelines and DevOps practices.\nKnowledge of modern technologies to collaborate effectively with dev teams.\nBenefits:\nCompetitive salary, 401k and performance-based bonuses.\nComprehensive health, dental, and vision benefits.\nFlexible working hours\nJob Type:Full-time\nWork Location: In person at our offices in Sandy Utah.\nCompensation & Benefits:\nThe base salary range for this role is $120,000.00 - $150,000.00 per year. Actual compensation will be determined based on experience, skills, and location.\nThis role is eligible for bonuses.\nBenefits include two health insurance options (traditional and HDHP with HSA), dental, vision, life, disability, 401(k) with match, and generous PTO.\nEEOC & Inclusion:\nWe are an equal opportunity employer and are committed to building an inclusive environment for all employees. We do not discriminate on the basis of race, color, religion, sex (including pregnancy, sexual orientation, and gender identity), national origin, age, disability, genetic information, or any other protected status under applicable law.\nEmployment Classification:\nThis role is exempt according to the wage and hour laws governed by the Fair Labor Standards Act.\nAmerican with Disabilities Act:\nWe are committed to providing reasonable accommodations for qualified individuals with disabilities in accordance with the Americans with Disabilities Act. If you require assistance during the application or interview process, please let us know.\nAt-Will Employment:\nEmployment with Mojo AI is at-will. This means that either the employee or the company may terminate the employment relationship at any time, with or without cause or notice, subject to applicable law.\nBackground Check Requirement:\nEmployment is contingent upon successful completion of a background check and verification of authorization to work in the United States.","description_format":"text","description_chars":4913,"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":["401k plan","Flexible schedule","Health insurance"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Artificial Intelligence"],"lifecycle":[{"event":"open","at":"2026-10-06T01:49:11Z"}],"visa":[],"liveness":{"score":9,"band":"cold","label":"Long shot","p_open":1,"p_active":0.332,"p_room":0.28,"age_days":110,"expected_fill_days":22,"reasons":["conf:1","win:tail","crowd:"],"computed_at":"2026-10-13T05:45:00Z"},"pay":{"stated_usd_annual":150000,"is_top_pay":false},"html_url":"https://alion.io/job/safetymojo-senior-developer-node-react","json_url":"https://alion.io/job/safetymojo-senior-developer-node-react.json","meta":{"generated_at":"2026-10-13T20:11:15Z","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":31066,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-14T00:00:00Z"}},"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":3875849},"rest":"https://alion.io/mcp/rest/get_company?id=3875849"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fsafetymojo-senior-developer-node-react"},{"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%2Fsafetymojo-senior-developer-node-react"},{"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%2Fsafetymojo-senior-developer-node-react"},{"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/safetymojo-senior-developer-node-react\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fsafetymojo-senior-developer-node-react"}]}