I am a software engineer with extensive experience in mobile application development. I have worked with a variety of technologies including Flutter, React Native, Ionic, and React, and I am skilled in backend development, utilizing Firebase (including Firebase Authentication, Firestore, Cloud Messaging, Firebase Functions, and more), as well as Node.js with Express. I am also experienced in deploying mobile applications to both the Apple App Store and Google Play Console.
React Native
JavaScript
iOS
Flutter
MongoDB
Node.js
Android
Mobile App Development
Git
Ionic Framework
Firebase
Oksana K.
Torrevieja, Spain
$35/hr
5.0
7 jobs
๐จAre you looking for a seasoned Full Stack Developer ๐ who can transform your vision into a high-performance digital productโLook no furtherโ๏ธWith over ๐ต ๐๐ฒ๐ฎ๐ฟ๐ ๐ผ๐ณ ๐ต๐ฎ๐ป๐ฑ๐-๐ผ๐ป ๐ฒ๐ ๐ฝ๐ฒ๐ฟ๐ถ๐ฒ๐ป๐ฐ๐ฒ ๐ I specialize in building robust ๐ฆพ scalable ๐ and intuitive web applications using the latest technologies like ๐ฅ๐ฒ๐ฎ๐ฐ๐.๐ท๐, ๐๐ป๐ด๐๐น๐ฎ๐ฟ, ๐ฎ๐ป๐ฑ ๐ก๐ผ๐ฑ๐ฒ.๐ท๐ ๐ฅ๐ฅ๐ฅ
โ ๐ช๐๐ฌ ๐ช๐ข๐ฅ๐ ๐ช๐๐ง๐ ๐ ๐?
๐ ๐๐ ๐ฝ๐ฒ๐ฟ๐๐ถ๐๐ฒ ๐๐ฐ๐ฟ๐ผ๐๐ ๐๐ต๐ฒ ๐ฆ๐๐ฎ๐ฐ๐ธ: Whether it's front-end magic with ๐ฅ๐ฒ๐ฎ๐ฐ๐.๐ท๐/๐๐ป๐ด๐๐น๐ฎ๐ฟ or back-end power with ๐ก๐ผ๐ฑ๐ฒ.๐ท๐, I've mastered the full stack. I ensure seamless integration, clean code, and efficient solutions that meet your business goals ๐
๐ ๐ง๐ฎ๐ถ๐น๐ผ๐ฟ๐ฒ๐ฑ ๐ฆ๐ผ๐น๐๐๐ถ๐ผ๐ป๐: I believe in a user-centric approach, tailoring every project to meet your unique needs. From dynamic single-page applications to complex enterprise systems, I deliver solutions that drive success ๐
๐ช ๐๐ด๐ถ๐น๐ฒ ๐ฎ๐ป๐ฑ ๐๐ผ๐น๐น๐ฎ๐ฏ๐ผ๐ฟ๐ฎ๐๐ถ๐๐ฒ: I thrive in agile environments, working closely with clients to ensure their vision is realized at every stage. Transparent communication, iterative progress, and on-time delivery are my top priorities โฑ
โ ๐ฃ๐ฒ๐ฟ๐ณ๐ผ๐ฟ๐บ๐ฎ๐ป๐ฐ๐ฒ ๐ฎ๐ป๐ฑ ๐ฆ๐ฐ๐ฎ๐น๐ฎ๐ฏ๐ถ๐น๐ถ๐๐: I build with the future in mind, ensuring your applications are not only fast and responsive but also scalable and maintainable. I'm committed to delivering quality that stands the test of time ๐โโ๏ธ
๐ ๐๐๐๐๐ถ๐ป๐ด-๐๐ฑ๐ด๐ฒ ๐ง๐ฒ๐ฐ๐ต๐ป๐ผ๐น๐ผ๐ด๐ถ๐ฒ๐: Staying updated with the latest trends and technologies is key. I constantly refine my skills to leverage the best tools and practices in the industry, including TypeScript, Express, MongoDB, AWS, and more โ๏ธ
๐ ๐ ๐ ๐๐ฒ๐ ๐ฆ๐ธ๐ถ๐น๐น๐ ๐๐ป๐ฐ๐น๐๐ฑ๐ฒ: ๐
โ ๐๐ฟ๐ผ๐ป๐-๐๐ป๐ฑ: React.js, Angular, Redux, HTML5, CSS3, SASS, Bootstrap, Material UI
โ ๐๐ฎ๐ฐ๐ธ-๐๐ป๐ฑ: Node.js, Express.js, RESTful APIs, GraphQL
โ ๐๐ฎ๐๐ฎ๐ฏ๐ฎ๐๐ฒ: MongoDB, MySQL, PostgreSQL
โ ๐๐ฒ๐๐ข๐ฝ๐: Docker, Kubernetes, CI/CD Pipelines, AWS, Azure
โ ๐ง๐ฒ๐๐๐ถ๐ป๐ด: Jest, Mocha, Chai, Cypress
๐ซ ๐๐๐๐ฅ ๐๐ช โ๐๐๐๐๐ฅ๐ค ๐๐๐ช: ๐ซ
๐ฌ "๐๐ฏ ๐ฆ๐น๐ค๐ฆ๐ฑ๐ต๐ช๐ฐ๐ฏ๐ข๐ญ ๐ฅ๐ฆ๐ท๐ฆ๐ญ๐ฐ๐ฑ๐ฆ๐ณ ๐ธ๐ฉ๐ฐ ๐ค๐ฐ๐ฏ๐ด๐ช๐ด๐ต๐ฆ๐ฏ๐ต๐ญ๐บ ๐ฅ๐ฆ๐ญ๐ช๐ท๐ฆ๐ณ๐ด ๐ฉ๐ช๐จ๐ฉ-๐ฒ๐ถ๐ข๐ญ๐ช๐ต๐บ ๐ธ๐ฐ๐ณ๐ฌ. ๐๐ช๐ด ๐ข๐ฃ๐ช๐ญ๐ช๐ต๐บ ๐ต๐ฐ ๐ฉ๐ข๐ฏ๐ฅ๐ญ๐ฆ ๐ค๐ฐ๐ฎ๐ฑ๐ญ๐ฆ๐น ๐ต๐ข๐ด๐ฌ๐ด ๐ธ๐ช๐ต๐ฉ ๐ฆ๐ข๐ด๐ฆ ๐ช๐ด ๐ช๐ฎ๐ฑ๐ณ๐ฆ๐ด๐ด๐ช๐ท๐ฆ."
๐ฌ "๐๐ง๐ง๐ช๐ค๐ช๐ฆ๐ฏ๐ต, ๐ณ๐ฆ๐ญ๐ช๐ข๐ฃ๐ญ๐ฆ, ๐ข๐ฏ๐ฅ ๐ข ๐ต๐ณ๐ถ๐ฆ ๐ฆ๐น๐ฑ๐ฆ๐ณ๐ต ๐ช๐ฏ ๐ง๐ถ๐ญ๐ญ-๐ด๐ต๐ข๐ค๐ฌ ๐ฅ๐ฆ๐ท๐ฆ๐ญ๐ฐ๐ฑ๐ฎ๐ฆ๐ฏ๐ต. ๐๐ฉ๐ฆ ๐ฑ๐ณ๐ฐ๐ซ๐ฆ๐ค๐ต ๐ฆ๐น๐ค๐ฆ๐ฆ๐ฅ๐ฆ๐ฅ ๐ฐ๐ถ๐ณ ๐ฆ๐น๐ฑ๐ฆ๐ค๐ต๐ข๐ต๐ช๐ฐ๐ฏ๐ด."
๐ ๐ฅ๐ฒ๐ฎ๐ฑ๐ ๐๐ผ ๐๐ฟ๐ถ๐ป๐ด ๐ฌ๐ผ๐๐ฟ ๐ฃ๐ฟ๐ผ๐ท๐ฒ๐ฐ๐ ๐๐ผ ๐๐ถ๐ณ๐ฒ? ๐
Letโs collaborate to build something extraordinary! Whether you need a new web application, a feature upgrade, or technical consultation, I'm here to help. Drop me a message, and let's discuss how we can achieve your goals together ๐๐๐
KEYWORDS:
Full-stack development | fullstack developer | web development | React.js | Angular | Node.js | JavaScript | HTML5 | CSS3 | TypeScript | front-end development | frontend developer | back-end development | backend developer | MongoDB | MySQL | PostgreSQL | Express.js | RESTful APIs | GraphQL | Bootstrap | Material UI | SASS | LESS | Redux | Docker | Kubernetes | CI/CD pipelines | AWS | Azure | Firebase | Git | GitHub | Bitbucket | DevOps | Agile development | Scrum | responsive design | single-page applications | SPAs | web apps | cross-browser compatibility | performance optimization | web security | authentication | authorization | JWT | OAuth | JSON | AJAX | WebSockets | API integration | microservices | serverless architecture | cloud computing | MVC architecture | database design | NoSQL | SQL | data modeling | TDD | unit testing | integration testing | Jest | Mocha | Chai | Cypress | Selenium | continuous integration | continuous deployment | code review | code quality | design patterns | MVC | MVVM | version control | object-oriented programming | OOP | functional programming | ES6+ | npm | yarn | package management | web components | PWA | progressive web apps | mobile-first design | UI/UX design | wireframing | prototyping | REST architecture | SOAP | XML | Redux-Saga | Next.js | Nuxt.js | Angular CLI | React Router | server-side rendering | SSR | client-side rendering | CSR | SEO optimization | Webpack | Babel | Gulp | Grunt | software architecture | system design | debugging | troubleshooting | web accessibility | ADA compliance | node js developer | react js node js | node js angular | mongodb node js | backend nodejs | backend nodejs | nodejs developer | react nodejs | nodejs mongodb | typescript nodejs | node.js developer | react.js node.js | backend node.js | node.js aws | vue.js node.js | backend nodejs | react | react developer | react native | react native mobile | react typescript | beta reader | reactjs | reactjs redux | reactjs developer | reactjs typescript | react.js | react.js node.js | react.js developer
React
JavaScript
PHP
TypeScript
API
API Integration
Python
MySQL
Web Development
HTML
Web Application
Web Design
CSS
HTML5
Node.js
Anton C.
Barcelona, Spain
$35/hr
4.9
78 jobs
โญ๏ธ ๐ฆ๐ฝ๐ฒ๐ฒ๐ฑ ๐๐ถ๐๐ต๐ผ๐๐ ๐ฐ๐๐๐๐ถ๐ป๐ด ๐ฐ๐ผ๐ฟ๐ป๐ฒ๐ฟ๐: working code on time, every time
โญ๏ธ ๐๐๐ฑ๐ด๐ฒ๐ ๐ฑ๐ถ๐๐ฐ๐ถ๐ฝ๐น๐ถ๐ป๐ฒ: every billed hour is justified โ no filler tasks
โญ๏ธ ๐๐๐๐ถ๐ป๐ฒ๐๐-๐ณ๐ถ๐ฟ๐๐ ๐๐ต๐ถ๐ป๐ธ๐ถ๐ป๐ด: I understand the problem before I write code, so your budget goes into the product, not experiments
๐ React Developer, Full Stack Developer React, Frontend React Developer โ specializing in production-ready SaaS platforms, multi-tenant B2B systems, and AI-powered web applications.
โญ Top Rated Plus โข 6+ years as a React Developer โข 70+ projects delivered as a Full Stack Developer React Next.js โข 5,000+ Upwork hours as a React Native Developer โข ~70% returning clients as a Frontend React Developer
WHY HIRE ME
๐ 6+ years and ๐ฆ 70+ projects mark my work as a Full Stack Developer React Node, building SaaS Platform, MVP, and AI-Powered Web Application solutions.
๐ ~70% of clients return โ a track record built as a React Developer through partnerships lasting months to years, working as a Frontend React Developer and Full Stack React Developer.
โฑ๏ธ 5,000+ Upwork hours logged as a React.js Developer, Node.js Developer, and React Native Developer.
โญ Top Rated Plus status reflects steady delivery as a Front End Developer and Nextjs Developer, with a track record of on-time launches.
WHERE I DELIVER
Working as a Full Stack Developer React Node, I built a multi-tenant B2B SaaS platform with React, Next.js, and Node.js โ OWASP-compliant authentication, role-based access control, custom workflow logic, and full Stripe billing (Subscriptions and Connect), backed by PostgreSQL via Prisma with REST and GraphQL APIs on AWS.
Building as a React Developer with the OpenAI and Anthropic APIs, I developed an AI-powered SaaS product with React, Next.js, Node.js, and Supabase โ RAG pipelines, embeddings, semantic search, real-time streaming, Stripe Checkout billing, and an offline-ready PWA on Vercel.
My work as a Frontend React Developer covers two-sided marketplaces, e-commerce platforms, booking and scheduling systems, real-time chat, analytics dashboards, and internal tools.
Complex features like authentication flows, payment processing, real-time data, and third-party integrations fall under my Front End Developer work.
Deep App Router, Server Components, SSR, SSG, and ISR experience comes from my time as a React Next.js Developer and Node.js Developer, plus API routes and middleware.
Core Web Vitals, accessibility, and responsive, cross-browser interfaces are where my Full Stack React Developer background shows.
The same product extends to iOS and Android through my React Native Developer work with React Native and Expo.
Production-ready code from MVP to scale is what I deliver as a Web App Developer React and React App Developer.
REST and GraphQL APIs, authentication flows, and background jobs for high-traffic products come out of my Node js Developer and Full Stack Developer React Node experience.
SEO-friendly, fast-loading storefronts and marketing sites come from my React Web Developer and Nextjs Developer work.
TECH STACK
On the frontend, I build with React, Next.js, and TypeScript, styling with Tailwind CSS and Shadcn/ui and handling state with Redux or Zustand โ whatever keeps the codebase easy to hand off. The backend runs on Node.js, usually via Express or NestJS, talking to PostgreSQL through Prisma, or to Supabase and Firebase when a project needs managed auth and real-time out of the box, exposed through REST or GraphQL APIs. I deploy to AWS or Vercel with GitHub Actions running CI/CD, so every push ships cleanly. When a project calls for OAuth, webhooks, transactional email via SendGrid, or automation through Zapier, that comes built into the stack, not bolted on later.
MIXED-STACK SUPPORT
Python, PHP, Laravel, MySQL, MongoDB, Redis, WordPress, Java, FastAPI, jQuery, and Web3 round out a broader Python Developer, Wordpress Developer, and React Web Developer skill set โ and as a Mobile App Developer, I pick up inherited code and mixed stacks quickly.
INDUSTRIES
SaaS & B2B, AI Startups, Marketplaces & E-commerce, Fintech, Healthtech, Ed-tech, and Real estate โ where my React Developer and Full Stack Developer React Node work has landed.
WHAT CLIENTS HIRE ME FOR
Scalable web applications, secure REST and GraphQL APIs, high-performance Next.js front-ends, and reliable, production-ready SaaS โ that's what clients bring me on for as a React Developer, Full Stack Developer React Node, and Frontend React Developer, backed by ๐ฆ 70+ projects, ๐ 6+ years, and ๐ ~70% returning clients.
Building, scaling, or improving a product? I work as a React Developer, Full Stack Developer React Node, Frontend React Developer, React Native Developer, and Nextjs Developer โ let's talk on a quick call. ๐
Responsive Design
React Native
React
JavaScript
Node.js
CSS
MongoDB
Front-End Development
TypeScript
Bootstrap
HTML
PHP
Vue.js
Web Design
Redux
CSS 3
Python
jQuery
HTML5
WordPress
Mariya S.
Platja d'Aro, Spain
$35/hr
4.6
220 jobs
$1M+ earned on Upwork. 25+ years, 700+ projects, and deep JavaScript/TypeScript expertise across React, Next.js, Node.js & NestJS. I build and scale SaaS, web apps, automation, APIs, and complex platforms from architecture to production.
๐ Iโm a veteran Senior Full-Stack JavaScript/TypeScript Engineer, Full Stack JavaScript Developer, React Developer, Node.js Developer, and Web Developer with 25+ years of experience building scalable web applications, SaaS platforms, automation systems, browser extensions, and enterprise-grade JavaScript products.
I work across the full product lifecycle - from architecture and UI development to backend APIs, cloud infrastructure, integrations, performance optimization, and production support. My core stack includes React, React.js, Next.js, Node.js, NestJS, TypeScript, Vue.js, Angular, PostgreSQL, MongoDB, Redis, AWS, Docker, and serverless technologies.
Over the years, Iโve delivered 700+ projects across SaaS, eCommerce, Fintech, Web-to-Print, EdTech, Healthcare, CRM, AI automation, marketplaces, analytics, and enterprise platforms.
๐ RESULTS & EXPERIENCE
โ 25+ years in full stack development and web engineering
โ 700+ web, SaaS, React, Node.js, and automation projects delivered
โ Systems handling 10M+ API requests per month
โ 30+ applications scoring 90โ100 in Lighthouse audits
โ Backend performance improvements of up to 50%
โ Production experience with startups, scaling products, and enterprise systems
โ Advanced AWS serverless, event-driven, and real-time architecture
โ CI/CD and monorepo workflows that accelerate delivery and simplify maintenance
โก FRONTEND / REACT DEVELOPMENT
As a Senior React Developer and Frontend Developer, I build fast, maintainable interfaces for SaaS platforms, dashboards, marketplaces, internal tools, and customer-facing applications.
My frontend expertise includes:
โข React 18, React.js, Next.js 14+, Vue.js, Angular, TypeScript
โข SPA, SSR, ISR, PWA, and responsive web application development
โข Tailwind CSS, Material UI, SCSS, Bootstrap, and reusable UI systems
โข Complex dashboards, analytics interfaces, charts, and data visualization
โข Storybook, design systems, reusable component libraries, and UI architecture
โข Nx, Turborepo, Module Federation, and micro frontend architecture
โข Core Web Vitals, Lighthouse optimization, bundle reduction, and frontend performance
โข Mobile-first development and React Native integrations
โข Chrome extensions, browser extensions, content scripts, background services, and extension APIs
โข Puppeteer, Playwright, browser automation, scraping workflows, and automated testing
๐ NODE.JS / BACKEND DEVELOPMENT
As a Node.js Developer and Backend Developer, I design scalable APIs and backend systems that support complex business logic, real-time workflows, automation, and high-volume applications.
โข Node.js, NestJS, Express, Koa, Hapi
โข REST API and GraphQL development
โข PostgreSQL, MongoDB, MySQL, DynamoDB, Firebase, Redis
โข Prisma, Sequelize, TypeORM, Mongoose
โข JWT, OAuth, RBAC, secure authentication, and permissions
โข WebSockets, SocketIO, Redis, Kafka, and real-time infrastructure
โข BullMQ, AWS SQS, queues, workers, and background processing
โข Microservices and event-driven architecture
โข AWS Lambda, EventBridge, Step Functions, and serverless systems
โข ETL pipelines, analytics processing, and data aggregation
โข OpenAI API, Dialogflow, AI integrations, and automation workflows
โ๏ธ CLOUD, DEVOPS & DELIVERY
I build production-ready systems with reliable deployment, monitoring, and scaling workflows.
โข AWS, Docker, CloudFront, S3, Vercel, Firebase
โข GitHub Actions, GitLab CI/CD, Bitbucket Pipelines
โข AWS CDK and infrastructure as code
โข Sentry, Datadog, ELK Stack, logging, and monitoring
โข Redis caching, database optimization, and cloud cost reduction
โข Monorepos with Nx and Turborepo
โข Secure deployment and environment management
๐ PRODUCTS I BUILD
โข SaaS platforms and startup MVPs
โข AI-powered products and automation systems
โข eCommerce and marketplace platforms
โข CRM, ERP, and internal business tools
โข Fintech and analytics applications
โข Healthcare and EdTech platforms
โข Real-time dashboards and reporting systems
โข Browser extensions and browser automation tools
โข API integrations and workflow automation
โข Legacy platform modernization
โ๏ธ CORE TECHNOLOGIES
JavaScript, TypeScript, React, React.js, Next.js, Vue.js, Angular, Node.js, NestJS, Express, PostgreSQL, MongoDB, MySQL, Redis, AWS, Docker, Firebase, Vercel, GraphQL, WebSockets, Puppeteer, Playwright, Stripe, OpenAI API, SendGrid, PandaDoc.
โ LETโS BUILD A PRODUCT THAT CAN SCALE
Message me If you need a Senior Full Stack Developer, Full Stack JavaScript Developer, React Developer, Next.js Developer, Node.js Developer, Backend Developer, or Web Developer who can take ownership of both architecture and delivery, Iโd be glad to help.
React Native
React
JavaScript
Node.js
TypeScript
ExpressJS
MongoDB
Web Application
CSS
GraphQL
Front-End Development
Full-Stack Development
Redux
Next.js
PostgreSQL
REST API
API Integration
Python
HTML5
Vue.js
Joaquin F.
Barcelona, Spain
$27/hr
5.0
1 jobs
๐ Transforming Ideas into Scalable Web Solutions ๐
Hello! Iโm a full-stack web developer with a passion for creating high-performance, scalable, and user-friendly web applications. With extensive experience in Next.js, Vue.js, Node.js, and AWS, I specialize in building everything from responsive landing pages to complex APIs and custom dashboards. My mission is to help startups, small businesses, and marketing teams achieve their goals through innovative, reliable, and efficient web solutions.
๐ง Services I Offer:
1. MVP Development for Startups
2. Landing Page Development
Whether itโs for a marketing campaign or your startupโs launch, I create high-converting, responsive landing pages using Next.js/Vue.js. My focus is on driving user engagement and maximizing your ROI.
3. Custom CMS & API Development
Need a content management system or custom API? I develop tailored CMS solutions with Next.js & Supabase and robust APIs with Node.js & Express that integrate seamlessly with your existing systems.
4. Dashboard Development
Transform your data into actionable insights with custom dashboards built using Vue.js/React.js. I design intuitive, real-time dashboards that empower your team to make data-driven decisions.
5. Performance Optimization & Bug Fixing
If your website is running into issues, I offer bug fixing and performance optimization services for Next.js/Vue.js applications, ensuring your site runs smoothly and efficiently.
6. AI and Automation Integration
Leverage the power of AI and automation! I develop custom AI chatbots using the OpenAI API and design automated workflows with Zapier/Make, helping you enhance customer engagement and streamline operations.
7. SEO-Optimized Website Development
Boost your online presence with SEO-optimized static websites that load quickly and rank high on search engines. Perfect for marketing campaigns that demand visibility and speed.
๐ Why Work With Me?
โข Proven Expertise: I bring years of experience working with cutting-edge technologies like Next.js, Vue.js, Node.js, AWS, and more.
โข Startup-Friendly: I understand the challenges of launching a startup and offer flexible, scalable solutions tailored to your needs.
โข Results-Oriented: My focus is on delivering high-quality solutions that solve your problems, drive growth, and generate results.
โข Communication: I believe in transparent communication and provide regular updates to keep you informed throughout the project.
Iโm excited to partner with you to turn your vision into reality. Letโs build something amazing together! ๐
Contact me today to discuss your project.
React
JavaScript
Angular
Next.js
Node.js
PHP
Tailwind CSS
MySQL
Vue.js
API Integration
Artificial Intelligence
API
Database
Supabase
Web Development
Aniol C.
Barcelona, Spain
$38/hr
5.0
1 jobs
๐ ๐ต๐ฒ๐น๐ฝ ๐ฐ๐ผ๐บ๐ฝ๐ฎ๐ป๐ถ๐ฒ๐ & ๐ฒ๐ป๐๐ฟ๐ฒ๐ฝ๐ฟ๐ฒ๐ป๐ฒ๐๐ฟ๐ ๐ฏ๐๐ถ๐น๐ฑ ๐๐ต๐ฒ ๐ฏ๐ฒ๐๐ ๐ช๐ฒ๐ฏ๐ฏ ๐ฝ๐ฟ๐ผ๐ท๐ฒ๐ฐ๐๐ ๐ฎ๐ป๐ฑ ๐๐น๐ผ๐ฐ๐ธ๐ฐ๐ต๐ฎ๐ถ๐ป ๐ฏ๐ฟ๐ฎ๐ป๐ฑ๐ ๐ ๐๐ต๐ฟ๐ผ๐๐ด๐ต ๐ฆ๐๐๐๐๐๐๐ ๐ฑ๐ฒ๐๐ฒ๐น๐ผ๐ฝ๐บ๐ฒ๐ป๐ ๐ฎ๐ป๐ฑ ๐ฆ๐ง๐ฅ๐๐ง๐๐๐๐ ๐ฐ๐ผ๐ป๐๐๐น๐๐ถ๐ป๐ด ๐ฅ
+175 projects, +20M in revenue, +3M in funds raised
๐๐น๐น ๐ผ๐ณ ๐๐ต๐ฒ๐บ ๐๐ฎ๐ธ๐ฒ๐ป ๐๐ต๐ฟ๐ผ๐๐ด๐ต ๐บ๐ ๐-๐ญ ๐ฝ๐ฟ๐ผ๐ฐ๐ฒ๐๐ ๐๐ผ ๐ฐ๐ฟ๐ฒ๐ฎ๐๐ฒ ๐๐ต๐ฒ ๐ฏ๐ฒ๐๐ ๐๐ฒ๐ฐ๐ต๐ป๐ผ๐น๐ผ๐ด๐ ๐ฎ๐ป๐ฑ ๐ถ๐ป๐ณ๐ฟ๐ฎ๐๐๐ฟ๐๐ฐ๐๐๐ฟ๐ฒ ๐ฒ๐ป๐๐๐ฟ๐ถ๐ป๐ด ๐๐ฒ๐ฐ๐๐ฟ๐ถ๐๐ & ๐ฒ๐ณ๐ณ๐ถ๐ฐ๐ถ๐ฒ๐ป๐ฐ๐. ๐ฏ
"๐๐ค ๐ฆ๐ช๐๐จ๐ฉ๐๐ค๐ฃ๐จ ๐๐จ๐ ๐๐, ๐ฉ๐๐๐จ ๐๐ช๐ฎ ๐๐จ ๐ฉ๐๐ ๐๐๐จ๐ฉ ๐ค๐ ๐ฉ๐๐ ๐๐๐จ๐ฉ. ๐ ๐๐๐ซ๐ ๐๐ค๐ฃ๐ ๐ ๐ซ๐๐ง๐ฎ ๐ฉ๐๐ค๐ง๐ค๐ช๐๐ ๐ง๐๐จ๐๐๐ง๐๐ (๐๐ค๐ง ๐ฌ๐๐๐ ๐จ!) ๐ฉ๐ค ๐๐๐ฃ๐ ๐ ๐ง๐๐๐ก๐ก๐ฎ ๐๐ค๐ค๐ ๐๐ก๐ค๐๐ ๐๐๐๐๐ฃ ๐๐๐ซ๐๐ก๐ค๐ฅ๐ฅ๐๐ง, ๐๐ฃ๐ ๐๐ ๐๐ญ๐๐๐๐๐๐ ๐ข๐ฎ ๐๐ญ๐ฅ๐๐๐ฉ๐๐ฉ๐๐ค๐ฃ๐จ 1000%. ๐๐ค๐ฉ ๐ค๐ฃ๐ก๐ฎ ๐๐ ๐๐จ ๐ซ๐๐ง๐ฎ ๐ฅ๐ง๐ค๐๐๐จ๐จ๐๐ค๐ฃ๐๐ก ๐๐ฃ๐ ๐จ๐ ๐๐ก๐ก๐๐ ๐ฌ๐๐๐ฃ ๐๐ฉ ๐๐ค๐ข๐๐จ ๐ฉ๐ค ๐๐ช๐จ๐ฉ๐ค๐ข๐๐ฏ๐ ๐จ๐ข๐๐ง๐ฉ ๐๐ค๐ฃ๐ฉ๐ง๐๐๐ฉ๐จ, ๐ข๐๐ฃ๐ฉ๐๐ฃ๐ ๐ฌ๐๐๐จ๐๐ฉ๐๐จ, ๐๐ช๐ก๐ ๐ช๐ฅ๐ก๐ค๐๐๐จ ๐ฉ๐ค ๐ค๐ฅ๐๐ฃ๐จ๐๐, ๐จ๐๐ฉ๐ฉ๐๐ฃ๐ ๐จ๐๐ง๐ซ๐๐ง๐จ ๐๐ฉ๐, ๐๐ช๐ฉ ๐๐ ๐๐จ ๐๐ก๐จ๐ค ๐ซ๐๐ง๐ฎ ๐ฃ๐๐๐, ๐ฅ๐๐ฉ๐๐๐ฃ๐ฉ, ๐๐ฃ๐ ๐๐๐ก๐ฅ๐จ/๐๐๐ญ๐๐จ/๐๐๐๐ช๐จ๐ฉ๐จ ๐๐ช๐ง๐๐ฃ๐ ๐ฉ๐๐ ๐ฌ๐๐ค๐ก๐ ๐ฅ๐ง๐ค๐๐๐จ๐จ.
๐ ๐๐๐ง๐๐ ๐ ๐๐ค๐ฏ๐๐ฃ ๐ฅ๐๐ค๐ฅ๐ก๐ ๐๐ค๐ง ๐ข๐ฎ ๐๐๐ ๐ฅ๐ง๐ค๐๐๐๐ฉ, ๐๐ฃ๐ ๐ฉ๐๐๐จ ๐ฌ๐๐จ ๐๐ฎ ๐๐๐ง ๐ข๐ฎ ๐๐ง๐๐๐ฉ๐๐จ๐ฉ ๐๐ญ๐ฅ๐๐ง๐๐๐ฃ๐๐.
๐๐๐๐ฃ๐ ๐จ ๐ ๐ก๐ค๐ฉ ๐ผ๐ฃ๐๐ค๐ก ๐"
โญ๏ธโญ๏ธโญ๏ธโญ๏ธโญ๏ธ
๐ฃ Tom Olssen - Vengeaful Beasts ๐ฃ
๐๐ถ๐ธ๐ฒ ๐๐ต๐ฎ๐ ๐๐ผ๐โ๐ฟ๐ฒ ๐ต๐ฒ๐ฎ๐ฟ๐ถ๐ป๐ด? ๐๐ป๐๐ถ๐๐ฒ ๐บ๐ฒ ๐๐ผ ๐๐ผ๐๐ฟ ๐ท๐ผ๐ฏ ๐ผ๐ป ๐จ๐ฝ๐๐ผ๐ฟ๐ธ ๐๐ผ ๐๐ฐ๐ต๐ฒ๐ฑ๐๐น๐ฒ ๐ฎ ๐๐ฅ๐๐ ๐ฑ๐ถ๐๐ฐ๐ผ๐๐ฒ๐ฟ๐ ๐ฐ๐ฎ๐น๐น ๐๐ผ ๐ณ๐ถ๐ป๐ฑ ๐ผ๐๐ ๐ถ๐ณ ๐๐ฒ ๐ฐ๐ฎ๐ป ๐ฏ๐๐ถ๐น๐ฑ ๐๐ผ๐บ๐ฒ๐๐ต๐ถ๐ป๐ด ๐ฎ๐บ๐ฎ๐๐ถ๐ป๐ด ๐๐ผ๐ด๐ฒ๐๐ต๐ฒ๐ฟ. ๐
๐๐ฒ๐ฟ๐ฒโ๐ ๐๐ต๐ฎ๐ ๐๐ฒ๐๐ ๐บ๐ฒ ๐ฎ๐ฝ๐ฎ๐ฟ๐ ๐ณ๐ฟ๐ผ๐บ ๐ฎ๐ป๐๐ผ๐ป๐ฒ ๐ฒ๐น๐๐ฒ ๐๐ผ๐ ๐ฐ๐ผ๐๐น๐ฑ ๐ต๐ถ๐ฟ๐ฒ ๐๐ผ ๐ต๐ฒ๐น๐ฝ ๐๐ผ๐:
๐ธ I deliver exceptional results from the start. Many clients reach out to me after trying less experienced talent or in-house solutions that didnโt meet their expectations. By choosing me, youโre securing a product that will make you proud and run smoothly for years to come.
๐ธ Youโre never reliant on me to stay in control! My development approach emphasizes clear, ongoing communication and transparency. I ensure that you have full ownership and understanding of everything built.
๐ธ Working closely with Blockchain companies has allowed me to establish exclusive partnerships with some of the most prominent names in the Web3 industry. From Marketing, PR, Go-to-Market Strategy, and Tokenomics to NFT Strategy, Legal Structure Setup, VC Fundraising, and KOL, I offer comprehensive expertise.
๐ธ Security is never compromised. Too many times in the Web3 world we see projects getting shattered - funds stolen, servers crashing, trust from users lost. Thatโs why I include thorough quality assurance testing at every stage, with final checks before your product is delivered.
๐๐ป๐๐ถ๐๐ฒ ๐บ๐ฒ ๐๐ผ ๐๐ผ๐๐ฟ ๐ท๐ผ๐ฏ ๐ผ๐ป ๐จ๐ฝ๐๐ผ๐ฟ๐ธ ๐๐ผ ๐๐ฐ๐ต๐ฒ๐ฑ๐๐น๐ฒ ๐ฎ ๐๐ฅ๐๐ ๐ฑ๐ถ๐๐ฐ๐ผ๐๐ฒ๐ฟ๐ ๐ฐ๐ฎ๐น๐น ๐๐ผ ๐ณ๐ถ๐ป๐ฑ ๐ผ๐๐ ๐ถ๐ณ ๐๐ฒ ๐ฐ๐ฎ๐ป ๐ฏ๐๐ถ๐น๐ฑ ๐๐ผ๐บ๐ฒ๐๐ต๐ถ๐ป๐ด ๐ฎ๐บ๐ฎ๐๐ถ๐ป๐ด ๐๐ผ๐ด๐ฒ๐๐ต๐ฒ๐ฟ. ๐
๐ฆ๐๐ฅ๐ฉ๐๐๐๐ฆ & ๐ฆ๐ข๐๐จ๐ง๐๐ข๐ก๐ฆ:
โ Ethereum / Solana / BSC / Polygon (EVM) Customized Smart Contract Development
โ Blockchain & Web3 Consultation (Smart Contract Ecosystem Design, Tokenomics, Whitepaper)
โ EVM Smart Contract Audits (Automated Testing, Security Breach Search, Gas Efficiency, etc.)
โ NFT Collection (ERC721 / ERC721A / ERC1155) creation (Whitelist, Shareholder Dividends, Burn mechanism, Reveal/Unreveal, Access Control, etc.)
โ NFT Minting Dapps
โ NFT Staking Contracts + Staking Dapps
โ ERC20 Tokens (Basic Tokenomics, Staking Features, Buy Limits, Fees, etc.) + ICOs / IDOs
โ DAOs
โ NFT Marketplace
โ Decentralized Exchange (Uniswap / Pancakeswap)
โ Launchpad (Seedify)
โ Yield Farming + DeFi Protocol
โ Image & Metadata Generation Algorithm for NFT Artwork + IPFS Upload
โ Solana NFT Smart Contract + Minting Dapp (Candymachine, Metaplex)
โ 2D & 3D Graphic Design, Animations, and Promo Teaser Videos
๐ง๐๐๐ ๐ฆ๐ง๐๐๐:
โ Solidity, Hardhat / Truffle / Remix, Slither, Ethereum / Binance / Polygon / Avalanche / Optimism / Solana
โ React.JS + Next.JS (Web3.JS, ethersJS), AngularJS, HTML, CSS & JavaScript (jquery, Bootstrap)
โ Node.js, NestJS, ExpressJS, Docker, Python, Amazon AWS, MongoDB, MySQL
โ Figma, AdobeXD, PSD
โ Github / Gitlab / Bitbucket, Slack, Trello / Notion / Clickup / Jira
๐๐ป๐๐ถ๐๐ฒ ๐บ๐ฒ ๐๐ผ ๐๐ผ๐๐ฟ ๐ท๐ผ๐ฏ ๐ผ๐ป ๐จ๐ฝ๐๐ผ๐ฟ๐ธ ๐๐ผ ๐๐ฐ๐ต๐ฒ๐ฑ๐๐น๐ฒ ๐ฎ ๐๐ฅ๐๐ ๐ฑ๐ถ๐๐ฐ๐ผ๐๐ฒ๐ฟ๐ ๐ฐ๐ฎ๐น๐น ๐๐ผ ๐ณ๐ถ๐ป๐ฑ ๐ผ๐๐ ๐ถ๐ณ ๐๐ฒ ๐ฐ๐ฎ๐ป ๐ฏ๐๐ถ๐น๐ฑ ๐๐ผ๐บ๐ฒ๐๐ต๐ถ๐ป๐ด ๐ฎ๐บ๐ฎ๐๐ถ๐ป๐ด ๐๐ผ๐ด๐ฒ๐๐ต๐ฒ๐ฟ. ๐
React
JavaScript
Blockchain
Blockchain Development
Next.js
Cryptocurrency
Node.js
Ethereum
Smart Contract
Python
Solana
Solidity
NFT
API
Blockchain Architecture
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