09/02/2025 updated
100 % available
Senior Software Engineer | React | Node.js | Python | JS/TS | Shopify
Recife, Brazil
Only remote
Bachelor's Degree in Computer ScienceFlutterASP.NETJavaScriptUser Experience (UX)Automated Customer Account Transfer ServiceApplication Programming Interfaces (APIs)Artificial IntelligenceAmazon Web ServicesCascading Style Sheets (CSS)Mobile Application DevelopmentCloud ComputingDatabasesContinuous IntegrationDevOpsDjango
Full Stack Development
Expertise in MERN stack (MongoDB, Express.js, React, Node.js) with 8+ years of experience building scalable web applications, e-commerce platforms, and blockchain solutions.
AI and Machine Learning
Development of AI-powered chatbots and natural language processing systems using Python, OpenAI, and implementing solutions that provide automated customer support.
Cloud and DevOps
Implementation of AWS cloud infrastructure, serverless architectures, and CI/CD pipelines, optimizing operational costs while ensuring scalability for growing traffic.
Frontend Technologies
Proficiency in modern JavaScript frameworks including React, Angular, Vue.js, Next.js, and supporting technologies like Redux, TypeScript, and CSS frameworks.
Backend Development
Strong capabilities in Python, Django, Node.js, Flask, ASP.NET, and various database systems including MongoDB, MySQL, PostgreSQL, and Firebase.
E-commerce and Shopify
Specialized knowledge in Shopify theme and app development, customization, and API integrations that boost sales conversions and enhance user experience.
Blockchain Technology
Experience with Web3, Solidity, and NFT implementations, developing smart contracts on Solana and creating blockchain solutions.
Mobile Development
Skills in Flutter and mobile-first application development, creating job seeker apps and other mobile solutions that increase user engagement.
Expertise in MERN stack (MongoDB, Express.js, React, Node.js) with 8+ years of experience building scalable web applications, e-commerce platforms, and blockchain solutions.
AI and Machine Learning
Development of AI-powered chatbots and natural language processing systems using Python, OpenAI, and implementing solutions that provide automated customer support.
Cloud and DevOps
Implementation of AWS cloud infrastructure, serverless architectures, and CI/CD pipelines, optimizing operational costs while ensuring scalability for growing traffic.
Frontend Technologies
Proficiency in modern JavaScript frameworks including React, Angular, Vue.js, Next.js, and supporting technologies like Redux, TypeScript, and CSS frameworks.
Backend Development
Strong capabilities in Python, Django, Node.js, Flask, ASP.NET, and various database systems including MongoDB, MySQL, PostgreSQL, and Firebase.
E-commerce and Shopify
Specialized knowledge in Shopify theme and app development, customization, and API integrations that boost sales conversions and enhance user experience.
Blockchain Technology
Experience with Web3, Solidity, and NFT implementations, developing smart contracts on Solana and creating blockchain solutions.
Mobile Development
Skills in Flutter and mobile-first application development, creating job seeker apps and other mobile solutions that increase user engagement.
Experience
Professional experience5 - 10 years
Freelancer since2017
Languages
EnglishFluent
Project history
Leading AI chatbot development, building sports betting platforms, developing Shopify themes and apps, implementing ASP.NET backend APIs, deploying to AWS, creating mobile apps with Flutter, maintaining Python/Django applications handling 1M+ daily requests, and building microservice-based healthcare information systems.
Built software suite in .NET with Azure Serverless and Angular SPA, delivered full-stack web application using Django, MySQL, Bootstrap and jQuery, architected solution optimized for system response time with Twilio APIs and Azure Functions, developed object-oriented Node.js code, and created RESTful and GraphQL APIs.
Developed custom e-commerce platform using React and Node.js, implemented Redux state management, increased testing coverage by 80% using Cypress and Jest, maintained and added features to over 40 customer applications, designed scalable RESTful APIs, improved platform scalability with Firebase, and implemented serverless architecture with AWS Lambda.