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Blockchain Software Engineer
Researches and develops blockchain applications (Ethereum, DeFi, NFTs, cross-chain) while teaching and organizing events; core focus on smart contracts and blockchain platforms.
Ada Software Engineer
Develops and tests Ada-based software for defense systems, following a structured lifecycle and containerized microservices architecture.
Mid-Full Stack Developer (JavaScript+Node.js)
Full Stack Developer position working with JavaScript and Node.js to create back-end services, develop front-end interfaces using Vue.js, and integrate both. The role involves working with Express, Jest for testing, and following clean code practices with Sonar for quality validation.
Web Developer – E-commerce Platform
Build a secure client portal and e-commerce platform for a video production company using React/Angular/Vue on the frontend and Node.js/Python/PHP on the backend, with payment gateway integration and video collaboration features.
Full-Stack Web & Multimedia Developer (UI/UX/Animations)
Full-Stack Web & Multimedia Developer building and maintaining company websites and client portals using HTML, CSS, JavaScript, and modern frameworks like React/Angular/Vue.js with back-end basics in Python/Node.js.
Senior Software Engineer, AI & GenAI
Senior AI/GenAI engineer who designs, builds, and leads production-ready AI solutions (LLMs, RAG, agentic systems) while mentoring teams and client-facing technical delivery.
Software Engineer
Builds and maintains travel booking platforms for luxury experiences, focusing on APIs, React/Node.js apps, and PostgreSQL-backed microservices while mentoring junior engineers and ensuring system reliability.
NODE DEVELOPER
Develop Node.js and React applications as a Full Stack Developer, building REST APIs and working with databases and containers.
Full-stack developer
A full-stack developer role building and maintaining web applications using Next.js, React, TypeScript/JavaScript, and deploying on Vercel Edge Functions, working with Postgres SQL databases in an agile, startup-style environment.
Full-Stack Product Engineer (UI/Brand/Design Focus)
Build and own full-stack features for a creator-focused platform, from backend services to polished UI, with a strong emphasis on design systems, branding, and user experience.
Lead Data Engineer
Lead Data Engineer responsible for designing and building scalable data pipelines, vector search systems, and ML data pipelines for an AI start-up, working with Python, PostgreSQL, and cloud technologies.
Senior Software Engineer
Senior Software Engineer at Lob building billing and payments solutions using Node.js, Go, and Vue.js in a service-oriented AWS architecture with SQS, Lambda, and Postgres.
Tech Lead Backend Java SR
Tech Lead Backend Java role at Banco Bradesco, developing and sustaining medium-to-high complexity backend applications, supporting architecture, code reviews, and mentoring. Core technologies include Java 8+, Angular 8+, Node.js, TypeScript/JavaScript, CI/CD, Docker, Kubernetes, and DevOps.
Pessoa Desenvolvedora Backend Node JR
Junior backend developer supporting the Bradesco BEX platform by maintaining APIs, CI/CD pipelines, and cloud resources, troubleshooting incidents, and improving DevEx while collaborating with security and engineering teams.
Fullstack Engineer, RL Environments
Build and maintain the Studio platform, a full-stack React/Next.js frontend and Python/Node.js backend that powers AI data generation, QA, and delivery for thousands of expert contributors and AI labs.
Engineering Manager, Admin and CORE Platforms, Kanpla
About Kanpla We build the platform that powers contract catering across Europe and the US. We're a fast-growing scaleup with an ambitious, energetic engineering team working to reshape the contract catering…
Senior QA Automation
The Senior QA Automation Lead designs and scales test automation for a SaaS company’s web, mobile, and backend systems (React/Next.js, React Native, Node.js), ensuring high-quality releases through CI/CD integration and team mentorship.