Jr. Full Stack Web Developer

**Why join us** TRACTIAN is transforming the industrial world by empowering frontline maintenance workers to achieve more. We’ve fused cutting\-edge hardware with innovative software into one powerful platform, disrupting legacy systems and delivering smarter, faster solutions for our clients. At TRACTIAN, you'll break boundaries, question convention, and collaborate with top talent to drive real change. As a part of our growth\-stage startup, you’ll work alongside the founders, shaping the vision, products, and experiences that will define the future of industrial tech. **Marketing at TRACTIAN** Tractian is revolutionizing industrial asset management with advanced B2B SaaS solutions that drive operational reliability and efficiency. Our high\-ticket focus requires a strategic and results\-driven marketing approach to generate and capture qualified opportunities that translate into measurable revenue impact. **What Will You Do** You will operate between front\-end and back\-end layers that support our web and growth stack: secure form handling, lead enrichment and routing to CRM/Marketing Automation, content and feature toggles for experimentation, and clean observability for troubleshooting. You’ll collaborate closely with Front\-end, RevOps, and Data to ensure every release meets standards for security, performance, reliability, and measurable. **Responsibilities** * Help to maintain REST/GraphQL APIs for website/LP features: secure form submission, file uploads, gated content, and event endpoints. * Learn and Implement new tools to improve lead processing pipelines: validation, deduplication, enrichment. * Ensure data quality and compliance (consent, opt\-in, audit logs), keep track of error logs for immediate action. * Support experimentation and personalization\-friendly architectures (feature flags, configuration services, edge\-friendly APIs) with performance in mind. * Optimize performance and cost: caching strategies (edge/CDN, Redis), efficient queries, and scalable patterns. * Maintain CI/CD pipelines, testing (unit/integration), code reviews, documentation, and runbooks. * Collaborate with Front\-end and Growth to translate campaign requirements into reliable services with clear SLAs. , **Requirements** * 1–3 years of experience in full\-stack development (Node.js/TypeScript/React/SQL) with web\-focused services. * Good understanding of API design, authentication/authorization, rate limiting, and secure data handling. * Experience integrating with CRM/MA and third\-party SaaS via APIs/webhooks; familiarity with retries/idempotency. * Practical knowledge of databases (relational and/or NoSQL), data modeling for marketing/growth use cases, and caching. * Comfort with logging/monitoring (e.g., OpenTelemetry), debugging in production, and writing clear documentation. * Collaborative mindset with Front\-end, RevOps, and Growth; ability to translate business requirements into technical solutions , **Bonus Point** * Familiarity with design patterns; * Familiarity with writing SQL queries * Basic knowledge of Python. **Compensation:** * Competitive salary and stock options * 30 days of paid annual leave * Education and courses stipend * Earn a trip anywhere in the world every 4 years * R$1\.035/month for meals allowance * Health plan with national coverage and without coparticipation * Dental Insurance: we help you with dental treatment for a better quality of life. * Gympass and Sports Incentive: R$300/mo extra if you practice activities