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Hire the best GraphQL Developers in Nigeria

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  • $29 hourly
    • 5.0/5
    • (8 jobs)
    A seasoned Frontend Engineer with over 6 years of experience building efficient, performant, scalable, and user-friendly web applications leveraging HTML, CSS, Javascript/Typescript (Vue/Vuex, React/Redux), Meteor.js, Node, Python, MySQL, Firebase, and DynamoDB. I have extensive experience developing complex applications using Vue and React and am proficient in both frameworks. I can design and implement elegant, efficient user interfaces that are easy to navigate and visually appealing. My skills include: - Proficiency in Vue and React for building complex user interfaces - Experience with Python for developing backend systems and RESTful APIs - Knowledge of DynamoDB for designing efficient data models and working with large datasets - Ability to collaborate with cross-functional teams to ensure seamless integration - Passion for exploring new technologies and keeping up with the latest trends in web development. What I Can Help You With: ✔️ Frontend Development: Building responsive and dynamic user interfaces using Vue.js/Nuxt, Reactjs/Next, Meteor and Ember Creating interactive data visualizations with Chartjs/Echarts Developing scalable and maintainable frontend architectures Ensuring cross-browser compatibility and performance optimization ✔️ Backend Integration: Developing RESTful APIs and backend services with MeteorJs, Python and Node.js Integrating frontend applications with various backend systems and databases Utilizing Firebase and DynamoDB for real-time data management and efficient data storage ✔️ Full-Stack Solutions: Developing full-stack applications with Meteor.js for seamless client-server integration Designing efficient data models and working with large datasets in DynamoDB Leveraging cloud services for scalable and robust application deployment ✔️ Collaboration and Teamwork: Working closely with cross-functional teams to ensure seamless integration and delivery Participating in code reviews, mentoring junior developers, and sharing best practices Exploring new technologies and keeping up with the latest trends in web development Let's Collaborate: I would love to hear from you if you're looking for a dedicated, experienced, and passionate frontend developer to bring your project to life. Whether you need help with a specific feature or a complete end-to-end solution, I'm here to collaborate fully and ensure your project's success. Let's discuss how I can contribute to your project and achieve your goals together. Feel free to reach out, and let's start building something great!
    Featured Skill GraphQL
    Firebase
    TypeScript
    Vuex
    Ember.js
    MongoDB
    HTML5
    Tailwind CSS
    Python
    React
    HTML
    CSS
    Vue.js
    JavaScript
  • $25 hourly
    • 4.8/5
    • (2 jobs)
    Am an experienced Web Developer with a passion for working in the information technology and services industry. Skilled in PHP, Code Igniter, Laravel, MySQL, PHP Slim, React JS, React Native, Node JS, Angular JS, Mongo DB, Ruby on Rails, Project Planning, Strategic Planning. Strong web engineer with a HND in Computer Science from Institute of Management and Technology.
    Featured Skill GraphQL
    Supabase
    MERN Stack
    Git
    JavaScript
    Web Testing
    Functional Testing
    Web3
    MySQL
    Tailwind CSS
    Next.js
    PHP
    React
    Node.js
    Laravel
  • $16 hourly
    • 4.9/5
    • (21 jobs)
    I am a full-stack developer with over a decade of experience in web development. I am good at Responsive Web design, PHP, Laravel, Codeigniter, React, JavaScript, TypeScript, Bootstrap, Tailwindcss, Mysql and Python. I have completed over 2000 hours of work for satisfied clients. My primary objective is to ensure maximum client satisfaction through my expertise in web development. My top priority is understanding and fulfilling clients' needs, while consistently delivering projects on time. I approach each project with a continuous learning mindset, embracing new technologies and methodologies to stay ahead in the rapidly evolving field of web development. Whether working independently or as part of a collaborative team, I foster a positive and efficient working environment to achieve optimal outcomes. My technical background encompasses some programming languages, frameworks, and tools. Here are some of the key highlights: - Languages: PHP, Python, SQL, HTML5, CSS3, SCSS, JavaScript, TypeScript, JSON - Frameworks: Node.js, Graphql, serverless architecture Bootstrap, CodeIgniter, Laravel (Blade, Inertia), Express.js, Gatsby jQuery, React, Vue.js, Redux - Payment Gateways: Stripe, Voguepay, Paystack - Operating Systems: Centos, Ubuntu, Debian - Databases: MySQL, PostgreSQL, MongoDB - Cloud Platforms: Amazon AWS, DigitalOcean, Google Cloud - Project Management Tools: Asana, Trello, Zoom, Jira - Version Control Systems: Git, Bitbucket, GitHub By leveraging these technologies, I specialise in creating dynamic and responsive websites that captivate users and enhance their online experience. I am adept at building scalable and secure web applications that adhere to industry best practices. Let's collaborate to bring your vision to life and achieve your business goals. Feel free to message me anytime. I am looking forward to developing something amazing with you.
    Featured Skill GraphQL
    Node.js
    Vue.js
    Bootstrap
    React
    MySQL
    PHP
    Gatsby.js
    JavaScript
    CodeIgniter
    Next.js
    Docker
    Python
    Sass
  • $30 hourly
    • 5.0/5
    • (7 jobs)
    As an experienced software engineer with a passion for Python and JavaScript technologies, I bring 5 years of expertise in software design and development. I've had the opportunity to work with both small and large-scale teams, collaborating with great minds to replicate wireframe designs and build idealized product MVPs, single-page applications, microservices, and more. My technical skills include expertise in backend technologies such as FastAPI, Flask, Django, Microservices, Serverless, and Linux. On the front end side, I specialize in React (Typescript), HTML, CSS, Vanilla JavaScript, and Vue. I'm also proficient in software testing methodologies, including TDD, BDD, unit testing, automated testing, and integration testing. In addition, I have a solid background in database management and design, with experience in MongoDB, SQLite, PostgreSQL, MySQL, and GraphQL. I am currently seeking a full-time role that will leverage my skills and experience while providing opportunities for leadership growth and progression. If you're looking for a dedicated and results-driven software engineer to join your team, I would love to connect with you.
    Featured Skill GraphQL
    Article Writing
    UX & UI
    Python Asyncio
    Node.js
    Data Analysis
    React
    Web Application
    UI/UX Prototyping
    Database Architecture
    Django
    SQL
    API
    TypeScript
    RESTful Architecture
    Python
  • $40 hourly
    • 5.0/5
    • (2 jobs)
    Hello, are you looking to hire an experienced and solution driven software engineer? I am a software engineer and I excel in crafting innovative solutions using React, Next.js, React Native, Node.Js, and Nest Js. I bring a wealth of experience in building scalable, secure, and user-centric web and mobile applications that align with modern business needs. Additionally, I have experience in marketing and writing articles. Reach out today to discuss your project
    Featured Skill GraphQL
    React Native
    Firebase Cloud Firestore
    Angular
    TypeScript
    Responsive Design
    HTML5
    CSS 3
    WordPress
    Web Development
    Node.js
    Git
    React
    MySQL
    Redux
  • $40 hourly
    • 4.8/5
    • (14 jobs)
    👋 Hi there. Thank you for visiting my profile. DO YOU NEED LONG-LASTING SOLUTIONS? 👉 What can I help with? I help development teams and companies with designing and scaling web services and APIs used by front-end developers and mobile application developers. 👉 Whom do I help? - Your company has developers without backend skills and you don't want to hire a full-time backend developer. - You have a successful app or website and you want to add new features to your applications consistently and easily no matter how complex your need is. - As your customers or users grow, some keep on complaining that the app or website does not respond quickly. 👉 How do I help? - We sit down and get clear on what is currently working and what is not. - I will design a new schema for the database and APIs to scale your application - I will build and automate testing of the application to catch any hidden bugs - I will automate the deployment of applications so that making changes to applications will be a lot easier and will have no downtime during the transition 👉 What tools do I use to solve problems? ✭ Cloud Providers — AWS, Heroku, GCP ✭ Databases — PostgreSQL, MongoDB, Firestore ✭ Languages — Golang, Rust, Typescript, Python ✭ APIs — REST, GraphQL, gRPC ✭ Others — Docker, Kubernetes, Git Hope to work with you and provide long-lasting solutions to your business.
    Featured Skill GraphQL
    Serverless Computing
    Solana
    Google Cloud Platform
    Rust
    React
    Docker
    Node.js
    TypeScript
    Kubernetes
    MongoDB
    Golang
    PostgreSQL
    Amazon Web Services
  • $45 hourly
    • 5.0/5
    • (19 jobs)
    I am a highly skilled software engineer with over five years of experience building scalable services and systems. I am proficient in various programming languages, including Python, Golang, and Node. In addition to my strong technical skills, I have also contributed to the DevOps side of projects, working across multiple cloud providers such as GCP, AWS, and Digital Ocean. I am a huge follower of Infrastructure as a Code and have helped provision services with Terraform on all of these cloud providers. I have a strong understanding of CI/CD processes and experience using tools like GithubAction, Travis, and Jenkins. As a leader, I have successfully directed teams in delivering several projects from start to finish. I am a reliable and proactive team player who always seeks to improve processes and drive successful project outcomes. I'm also a Machine Learning/ Data science enthusiast, as I enjoy analyzing data for greater insights and building models with great performance, from those insights. I look forward to applying my skills to your next project!
    Featured Skill GraphQL
    FastAPI
    Terraform
    AWS Fargate
    RabbitMQ
    NoSQL Database
    Python Script
    AWS Lambda
    RESTful API
    Docker
    RESTful Architecture
    Node.js
    Flask
    Django
    SQL
  • $40 hourly
    • 4.9/5
    • (52 jobs)
    Do you want to quickly prototype an incredible idea? Do you want to salvage an abandoned codebase, make an existing application more reliable, or improve its performance? You have found the right guy. I am a meticulous IT enthusiast with 13 years of experience and devotion to delivering the most exciting and challenging IT projects. I am committed to perfection at whatever cost, resulting in a perfect track record of delivery to date. I do not compromise on production value, and I can often fill in non-technical responsibility roles that can be an oversight in short-term contractor teams. I have worked for the largest Fortune 500 giants (Goldman Sachs, DC Comics, Australia Broadband) and the smallest tech start-ups. 📌 Main expertise: ✔ Distributed Systems using Node, Typescript, Go, GraphQL-based APIs, and Distributed messaging-based communication. ✔ Amazon MWS, Amazon S3, Google APIs (Analytics, Maps, Shopping), Stripe, Chargebee, Xero, Twilio ✔ PostgreSQL, MySQL, MongoDB, Cassandra, Redis, Beanstalk, SupervisorD ✔ Jenkins, Docker 📌 Areas of interest: ✔ Web development ✔ API service design ✔ Web Service Orchestration / Automation ✔ Pre-Alpha / Bleeding edge tooling (like Svelte, Gatsby) Your project deserves assurance. Let's get after it together!
    Featured Skill GraphQL
    Web Development
    Database Design
    Kubernetes
    Microservice
    TypeScript
    Golang
    JavaScript
    React Native
    PostgreSQL
    React
    MongoDB
    Next.js
    NestJS
  • $40 hourly
    • 5.0/5
    • (3 jobs)
    Senior Software Engineer with 7 years of experience building scalable software applications. Feel free to reach out.
    Featured Skill GraphQL
    AWS Amplify
    AWS AppSync
    React
    ExpressJS
    Gatsby.js
    PostgreSQL
    Amazon DynamoDB
    Apollo.io
    MongoDB
    AWS Lambda
    Leaflet
    TypeScript
    Node.js
    Next.js
    JavaScript
    Amazon S3
  • $50 hourly
    • 5.0/5
    • (9 jobs)
    I am a highly skilled software engineer with a passion for software architecture, coding, and problem-solving. My over 7 years career is marked by a commitment to delivering high-quality solutions and a dedication to fostering teamwork and effective communication. Here are some of my skills: Software Architecture: I excel in designing and structuring software systems for optimal performance and maintainability. Coding: I have a strong command of various programming languages and frameworks. Teamwork: I thrive in collaborative environments and am known for my ability to work effectively within diverse teams. Communication Skills: I am adept at conveying complex ideas, discussing solutions, and fostering productive interactions. Problem-solving: My analytical abilities enable me to tackle intricate challenges and devise creative solutions. Creativity: I bring innovation to every project, finding unique and effective approaches. Agile: My experience with Agile methodologies ensures that projects are well-managed and developed with agility. Eye for Detail: I maintain a keen attention to detail, ensuring the delivery of high-quality work. Here are some of the technologies and Tools I've worked with over the years. Frontend: I specialize in React, React Native, and Vue.js for building user interfaces. Backend: Node.js, NestJs, and databases like Postgres and MongoDB are in my toolkit. Cloud Platforms: I am well-versed in AWS and Heroku for scalable and efficient deployment. Data Visualization: D3.js empowers me to create interactive charts and graphs. Testing: Jest is my framework of choice for comprehensive testing. UI Development: I leverage Storybook and Tailwind for UI component development. Languages: My proficiency extends to JavaScript and TypeScript. My comprehensive skill set and experience with these technologies and tools enable me to take on diverse roles and contribute effectively to any project. I am driven by a desire to create innovative and high-quality solutions while fostering teamwork and collaboration. I am excited to bring my expertise to your organization and contribute to your success.
    Featured Skill GraphQL
    AWS Lambda
    Laravel
    Vue.js
    ExpressJS
    React
    TypeScript
    D3.js
    JavaScript
    Node.js
  • $35 hourly
    • 4.4/5
    • (5 jobs)
    ✅ Top Rated Plus Full-stack web developer ✅ Over 3800 productive Upwork hours ✅ Over 6 years experience in frontend development, backend development and DevOps.
    Featured Skill GraphQL
    React Native
    styled-components
    Redux
    JavaScript
    HTML5
    CSS
    Node.js
    Sass
    Next.js
    React
    CSS 3
    TypeScript
    ExpressJS
  • $40 hourly
    • 5.0/5
    • (34 jobs)
    Hi, I am Jesse. I am a talented data scientist. I can serve you on your projects beginning immediately. I am diligent, I pay attention to detail and always ready to adapt to your specific need at the moment. Right now, your project needs my skills and you have to take that smart move and hire me. Cheers, Jesse
    Featured Skill GraphQL
    Exploratory Data Analysis
    Computer Vision
    Neo4j
    Ansible
    Kubernetes
    AI Agent Development
    LangChain
    Python
    RStudio
    Data Science
    Machine Learning
    Data Extraction
  • $15 hourly
    • 5.0/5
    • (7 jobs)
    Hello 👋, I am a Full stack Python and JavaScript developer who has worked on a lots of Full stack project with React , React-context, redux, NextJs, GraphQl API integration and firebase, I am also skilled in Python Django, Flask, PostgreSQL, MySQL and I have experience in converting UI/Figma mockups into life web applications. I always focus on high-quality service and 100% client satisfaction, i have a consistent track record of delivery and excellent software engineering skills with good practice of software architecture 🔹 FRONTEND ✔ JavaScript ✔ ReactJS ✔ Redux ✔ NextJS ✔ GraphQL ✔ Firebase ✔ CMS ✔ Git ✔ SCSS ✔ Bootstrap ✔ Tailwind ✔ CSS 🔹 BACKEND ✔ Bot Development ✔ Automated Test ✔ Selenium ✔ Django ✔ Django ORM ✔ Django Rest Framework I seek an avenue to explore and grow and i am ready to execute tasks as instructed and also ready to pickup more relevant tech skills required. Looking forward to hearing from you. Thanks.
    Featured Skill GraphQL
    Website
    Django
    Next.js
    JavaScript
    Twitter/X API
    Bootstrap
    Tailwind CSS
    Redux
    CSS
    Sass
    Python
    HTML
    React
    Automation
  • $10 hourly
    • 4.5/5
    • (8 jobs)
    I am a management and information technology graduate with over 5 years of experience in MERN stack development. Seeking a chalenging and fast paced role where I can leverage my skills and experience to make a significant impact. Excited to contribute to an organization that vaues continuous learning and growth. A good quality work is guaranteed in any desktop application with Electron or web application. ***Expertise*** Front-end Development - SharePoint - React.js - Electron Desktop Application - Bootstrap - HTML5/CSS3 - JavaScript & JQuery Backend Development including Restful APIs development - AWS - Claudia.js - Firebase - Node.js - Express.js - SharePoint - Email template Databases - Dynamodb - SQLite - MongoDB - Mongo Atlas - Firebase Firestore Authentication Integration - Integration with Email/Password - Integration with Facebook - Integration with Twitter. etc. Chatbots - Facebook - Instagram -Twitter. etc. Others. - Tensor flow - Computer vision - SharePoint ***Procedure*** When I start developing the app, I will deploy it on the web and then we can talk about any more modifications you want. Feel free to tell me every single bit of detail you want about how you want the app to be. I always aim for long term relationship. Feel free to contact. Thanks
    Featured Skill GraphQL
    Firebase
    Amazon S3
    Amazon Cognito
    Payment Gateway Integration
    Chatbot
    Desktop Application
    Amazon DynamoDB
    JavaScript
    Firebase Cloud Firestore
    API
    React
    MongoDB
    ExpressJS
    Web Application
  • $10 hourly
    • 5.0/5
    • (4 jobs)
    I help businesses build high-performance, scalable web applications that drive growth. With 6+ years of expertise in the MERN stack (React, Node.js, MongoDB), I specialize in turning complex ideas into seamless, user-friendly solutions. Whether you need a full-stack web app, a REST/GraphQL API, or a cloud-powered SaaS platform, I focus on delivering clean, maintainable code with CI/CD pipelines to accelerate deployment and reduce costs. Here’s how I add value: ✅ Scalable Architecture: Build apps that grow with your user base using React, Node.js, and serverless AWS services (Lambda, EC2, Amplify). ✅ End-to-End Ownership: From UI/UX design to DevOps, I ensure smooth project delivery with tools like Docker, Kubernetes, and Jenkins. ✅ Security & Reliability: Implement robust authentication (Auth0, JWT) and databases (PostgreSQL, MongoDB) to protect sensitive data. ✅ Your Time Saved: Automated testing (Jest/Vitest) and CI/CD pipelines cut deployment time by 40%+ so you can focus on your business. Let’s discuss how I can bring your vision to life! Technical Skills: Frontend: React, Angular, Vue.js, HTML/CSS, JavaScript/TypeScript Backend: Node.js, Express.js, NestJS, Python, .NET, Golang Databases: MongoDB, PostgreSQL, MySQL (+ ORMs: TypeORM, Knex) DevOps & Cloud: AWS (EC2, Lambda, Amplify), Docker, Kubernetes, Jenkins, Azure Auth: JWT, Auth0, AWS Cognito, Passport.js Testing: Jest, Vitest, Unit (for .NET) Portfolio/Projects: 1. E-Commerce Platform (MERN + AWS): - Built a scalable marketplace with React, Node.js, and AWS Lambda. - Reduced API response time by 60% using Redis caching. - Integrated Auth0 for secure user management. 2. Real-Time Analytics Dashboard (Vue.js + NestJS): - Created a dashboard for 10,000+ users with WebSocket support. - Optimized PostgreSQL queries to handle 5x more data. - Row-Level security to secure vital data on postgres 3. Social Application for Meetups (Reactjs + Django) - Create a dashboard for 200 admins with React - Optimized search on PostgreSQL and add advanced data validation - Create event sharing and streaming service for 1,000 users per event - Optimize API calls and implement client caching with SWR (Client App) and Redux Query (Admin dashboard) Ready to build a fast, secure, and scalable web app? Send me an invite, and let’s discuss your project in 24 hours!
    Featured Skill GraphQL
    API
    API Development
    NestJS
    RESTful API
    Redux
    MongoDB
    Next.js
    MySQL
    React
    CSS
    Docker
    JavaScript
    TypeScript
    Node.js
  • $20 hourly
    • 5.0/5
    • (2 jobs)
    I’m not just a developer, I’m a problem-solver who crafts code into exactly what you need, whether it’s a rock-solid back-end or a sleek Chrome extension. I got my start as an intern at Google, where I sharpened my skills and learned to pair precision with creativity in every project I took on. Here’s what I can bring to the table: - Back-end magic: APIs that work seamlessly, secure databases, and performance that sings—a foundation your web or mobile app can rely on. - Chrome extensions that shine: Automate workflows, scrape data, or create personalized browser experiences. If you can dream it, I can build it. - A full-stack toolbox: From web development to automation and functional programming, I’m equipped to tackle projects of any shape or size. But it’s not just about writing great code: - Launch support: Whether it’s an MVP or a polished final product, I’ll help bring your idea to life. Collaborative mindset: I believe in working closely with you, step by step, to ensure your vision comes to life exactly as you imagined. - Creative problem-solving: Challenges don’t intimidate me, they inspire me. - Experience: My time at Google and other past companies gave me a firsthand look at what it takes to execute at the highest level. If you’re ready to turn your ideas into something incredible, let’s make it happen.
    Featured Skill GraphQL
    Git
    Database
    Google Chrome Extension
    Docker
    Haskell
    Functional Programming
    Java
    JavaScript
    TypeScript
    Rust
    Scala
  • $30 hourly
    • 4.9/5
    • (29 jobs)
    Hi, I’m Oyeleke Abdulmaliq, Your Full-Stack Developer and AI Integration Specialist (Cyborg 🦾) . Let’s Connect! 🚀 🌟 “Top Rated Plus” Upwork Premium Freelancer 🔥 Over 7+ Years of Full-Stack Development Expertise 💯 100% Job Success Rate I’m a dedicated and results-driven Full-Stack Developer with over 7 years of experience in both frontend and backend development. I’ve successfully completed over 5000 hours of work for satisfied clients. Recently, I’ve expanded my expertise to include cutting-edge AI technologies, ensuring your projects remain at the forefront of innovation. How I Can Supercharge Your Project: AI Integration and Automation: • Implementing AI-powered coding assistance to accelerate development cycles. • Integrating AI tools like GitHub Copilot, v0, Cursor, to enhance code quality and efficiency. • Developing AI-driven chatbots and virtual assistants using NLP technologies. • Implementing recommendation systems and predictive analytics. Frontend Mastery: • Transforming stunning UI designs into pixel-perfect, reusable components. • Expertise in Next.js, React Native, Gatsby.js, Vue.js, and more. • Crafting JavaScript and TypeScript applications with precision. • Seamless integration with REST and GraphQL clients. • Migrating applications to Gatsby and Next.js. • Implementing simple to complex state management. • Creating comprehensive UI documentation with Storybook. Backend Wizardry: • Building robust RESTful servers and crafting APIs. • Expertise in GraphQL server development. • Proficient in database setup, including MongoDB. • Deploying servers with finesse. • Rigorous unit testing with Jest, Chai, and Testing Library. • Integration testing with React Testing Library. • End-to-end testing prowess with Cypress. General Development Excellence: • Crafting responsive and adaptive designs. • Expert in code refactoring for optimized performance. • Expertise in various hosting solutions. • Strong problem-solving and debugging skills. My Multifaceted Skill Set Includes: • AI Integration: Implementing AI tools like GitHub Copilot for enhanced development efficiency.  • Languages: JavaScript (ES5, ES6, ES7), TypeScript, Python, PHP. • Frontend: React, React Native, Redux, Vue.js, Next.js, Gatsby, React Native. • UI: Tailwind CSS, Bootstrap, Ant Design, Chakra UI, Material UI. • Backend: Node.js, Express.js, GraphQL (Apollo Server, Prisma). • Databases: MongoDB, PostgreSQL, MySQL, Firebase, S3 Bucket. • AI/ML: TensorFlow.js, Brain.js, Scikit-learn, NLP with NLTK and SpaCy. • Source Control: Git, GitHub, GitLab. • Collaboration Tools: Slack, Microsoft Teams, Workplace. • Project Management: Trello, Jira, Asana. I firmly believe that exceptional design is pivotal for user conversion and client retention. In addition to my design acumen, I prioritize clean, well-structured, and SEO-friendly code that’s easily maintainable and scalable. Let’s Set Sail Together! 🚢 Ready to elevate your project? Let’s have a quick call to discuss your goals and how I can help you achieve them. Reach out to me now, and let’s embark on this exciting journey together!
    Featured Skill GraphQL
    TypeScript
    Responsive Design
    PHP
    Next.js
    Web3
    MongoDB
    Tailwind CSS
    Gatsby.js
    HTML
    JavaScript
    Node.js
    React
  • $25 hourly
    • 5.0/5
    • (2 jobs)
    Passionate Full-Stack Developer | Websites, Mobile Apps, and Desktop Applications With expertise in full-stack development, I create modern, responsive websites, mobile apps, and desktop applications tailored to your specific needs. From sleek user interfaces to powerful back-end systems, I ensure seamless functionality across platforms. Skills & Technologies Web Development Technologies HTML, CSS, JavaScript React.js, Node.js, Express.js MongoDB, MySQL, Apollo GraphQL Mobile & Desktop Development React Native for mobile apps Electronjs for desktop application with robust back-end integration Libraries & Tools Material-UI, Bootstrap, Chakra-UI FontAwesome, Google Fonts, and more Why Work With Me? Cross-Platform Expertise: I develop websites, mobile apps, and desktop software for a variety of use cases. Modern, Responsive Designs: Beautiful, user-friendly interfaces for all platforms and devices. Efficient Back-End Development: Database handling, user management, and business logic done right. Ongoing Support: Maintenance and updates to ensure your project thrives. Let’s collaborate to bring your ideas to life across web, mobile, and desktop. Reach out today to get started!
    Featured Skill GraphQL
    Desktop Application
    Mobile App Development
    React Native
    Tailwind CSS
    MongoDB
    React
    MERN Stack
    Back-End Development
    Node.js
    Front-End Development
    Web Development
    JavaScript
    CSS
    HTML
  • $50 hourly
    • 5.0/5
    • (7 jobs)
    Hello, and welcome to my Upwork profile! I am a highly skilled and experienced JavaScript developer with a specialization in creating innovative solutions for the fintech industry. With a deep understanding of both finance and technology, I am able to bridge the gap between these two domains to deliver exceptional results. Technical Expertise: - JavaScript: I have mastered the intricacies of JavaScript and its frameworks, including React, Angular, and Node.js. I leverage the power of JavaScript to build robust and scalable applications. - Fintech Solutions: I possess extensive knowledge of the fintech landscape, having worked on various projects such as payment gateways, financial data analytics, trading platforms, and blockchain integrations. My expertise enables me to develop secure, compliant, and user-friendly fintech solutions. - API Integration: I am adept at integrating third-party APIs and services into fintech applications, enabling seamless connections with banking systems, payment gateways, identity verification providers, and other essential components of the financial ecosystem. - Data Visualization: I have hands-on experience in utilizing cutting-edge data visualization tools and libraries, such as D3.js and Highcharts, to create compelling visual representations of financial data, aiding in decision-making processes. Communication: I prioritize effective communication with clients to understand their specific requirements, provide regular progress updates, and ensure alignment throughout the development process. I am responsive, attentive, and always available to address any concerns or queries. If you are seeking a highly skilled JavaScript developer with a strong background in fintech solutions, look no further. Let's collaborate to bring your vision to life and create innovative solutions that drive your business forward. Contact me now, and let's discuss your project requirements in detail.
    Featured Skill GraphQL
    Database Management
    Web Scraping
    SQL
    Laravel
    MySQL
    MongoDB
    Node.js
  • $20 hourly
    • 4.9/5
    • (3 jobs)
    Hi, I’m Afolasade Bello, a passionate Software Developer with 3+ years of experience building dynamic, high-performance web applications. I specialize in frontend development and full-stack solutions, bringing intuitive and user-friendly interfaces to life. 💡 What I Bring to Your Project: ✔️ Frontend Expertise – React, Vue.js, Angular, TypeScript, JavaScript, GraphQL ✔️ Backend & Database – Python, Firebase, SQL, Node.js ✔️ UI/UX & Prototyping – Figma, Responsive Design, Component-Based Architecture ✔️ Performance & Scalability – Clean, maintainable code with a focus on efficiency 🔹 Recent Work Highlights: ✅ Built a dynamic web application using React – Improved user experience with responsive design and seamless interactions. ✅ Developed full-stack solutions – Integrated Firebase and SQL for efficient data management. ✅ Enhanced project workflows – Leveraged Agile methodologies and version control (Git) to streamline development. I take pride in delivering quality solutions that align with business needs and user expectations. If you need a skilled, detail-oriented, and reliable developer to bring your vision to life, let’s connect!
    Featured Skill GraphQL
    API
    UX & UI
    Front-End Development
    Spring Boot
    HTML
    Python
    TypeScript
    React
    JavaScript
    Angular
    SQL
    CSS
    Vue.js
    Git
  • $30 hourly
    • 4.5/5
    • (2 jobs)
    Hi, I'm Anthony Michael, and I'm a Frontend Engineer with expertise in HTML5, CSS, Material UI, Tailwind Sass, JavaScript, TypeScript, Redux, Vue Js,React Native, React, React Native and NextJS. I've also been in the field for more than three years. Also, I have the ability to design websites that are responsive on all devices, which is helpful for SEO. In addition to using my skills with pure dedication, I consistently deliver work on time. My goal is to meet the growing need for fast and efficient web apps and websites. I'd like to take a moment here. Please contact me if you have any questions
    Featured Skill GraphQL
    Google
    Material Design
    styled-components
    Next.js
    React Bootstrap
    Redux
    HTML5
    Tailwind CSS
    CSS 3
    Sass
    React
    HTML
    JavaScript
    Node.js
  • $25 hourly
    • 5.0/5
    • (1 job)
    Experienced fullstack and blockchain developer with extensive experience in building robust, high-performance applications. My expertise includes using technologies such as Angular, React, Node.js, Next.js, TypeScript, and MongoDB, with deployment on platforms like AWS. With a strong focus on blockchain technology, I have developed innovative solutions leveraging Ethereum, Solidity, Hyperledger Fabric, and other blockchain platforms. My skills encompass creating decentralized applications (dApps), smart contracts, cryptocurrency development, and integrating APIs with Web3.js and Ethers.js. Key Skills: 📌 Blockchain Development: Proficient in building dApps, smart contracts (using Solidity), and ensuring blockchain security. Experienced with Ethereum, Truffle, Hardhat, and related tools. 📌 Full Stack Development: Expert in Angular, React, Next.js, Node.js, TypeScript, MongoDB, and AWS for comprehensive web and blockchain application development. 📌 Scalable Solutions: Proven track record in developing scalable and high-performance web applications for blockchain ecosystems. 📌 Secure Development: Adheres to best practices for secure coding and data protection in both traditional and blockchain-based applications. Why Choose Me: ✅ Cutting-Edge Solutions: Leveraging blockchain technologies like Ethereum and Solana to deliver future-proof solutions such as NFT Marketplaces, Cryptocurrency Wallets, and DeFi applications. ✅ Proven Track Record: Years of experience in web and blockchain development, with successful projects in various domains including NFT marketplaces and web apps. ✅ Passion for Innovation: Enthusiastic about implementing new technologies and ideas, including NFT minting, decentralized exchanges (DEX), and smart contract optimization. Additional Expertise: 🌟 Programming Languages: JavaScript (including Angular, React and Next.js), Solidity, TypeScript 🌟 Blockchain Platforms: Ethereum, Hyperledger Fabric, Solana 🌟 Frameworks & Libraries: Angular, React, Next.js, Node.js, Web3.js, Ethers.js 🌟 Technologies: APIs, MongoDB, AWS, Firebase, NFT development, HTML5, CSS, and secure smart contract development Let's collaborate to bring your blockchain project to life with secure, scalable, and innovative solutions. Whether it's developing a new dApp, launching an NFT marketplace, or creating a custom blockchain solution, I'm here to help you succeed.
    Featured Skill GraphQL
    MongoDB
    NodeJS Framework
    MEAN Stack
    RESTful API
    Sequelize
    Web Development
    Node.js
    Handlebars
    CSS 3
    Angular
    EJS
    JavaScript
    HTML5
    TypeScript
  • $20 hourly
    • 5.0/5
    • (1 job)
    I am a dedicated Backend Developer with a proven track record of proficiency in various programming languages, database management systems, and server-side technologies. My focus is on crafting robust and efficient backend systems that power user-friendly applications. I thrive on tackling complex challenges and am adept at collaborating with teams to deliver high-quality solutions. With a commitment to continuous learning and a passion for innovation, I aim to contribute to the advancement of technology by leveraging my expertise and fostering meaningful connections within the industry.
    Featured Skill GraphQL
    AWS Cloud9
    Firebase
    Mongoose
    Tailwind CSS
    NestJS
    Ruby on Rails
    TypeScript
    Python
    Golang
    Node.js
    React
    ExpressJS
    JavaScript
  • $15 hourly
    • 5.0/5
    • (2 jobs)
    I’m Emmanuel Iyke, a Senior Android Engineer with over five years of experience in designing, developing, and deploying robust, user-centric mobile applications. Based in Lagos, Nigeria, I specialize in building scalable, secure, and high-performance Android apps using Kotlin and Java. My expertise spans Fintech, Logistics, and Commercial Applications, where I’ve consistently delivered solutions that enhance user engagement and drive business growth. I have a proven track record of implementing modern Android technologies such as Jetpack Compose, MVVM, MVI, and Clean Architecture to create maintainable and efficient codebases. My deep understanding of Android SDK, Retrofit, Room, and Dagger/Hilt enables me to build sophisticated applications with seamless API integrations, secure authentication mechanisms, and optimized performance. I’m passionate about leveraging cutting-edge tools like Kotlin Coroutines, StateFlow, SharedFlow, and Firebase to deliver real-time, data-driven solutions. My commitment to security is evident in my work with SSL/TLS encryption, SQLCipher, and Multi-factor Authentication (MFA), ensuring user data is protected at all times. Technical Expertise Languages: Kotlin, Java Frameworks & Libraries: Android Jetpack (ViewModel, LiveData, Navigation, Room, Compose), Retrofit, Dagger 2, Hilt, RxJava, Kotlin Coroutines Architectures: MVVM, MVI, Clean Architecture Tools & Platforms: Android Studio, Firebase (Authentication, Firestore, Cloud Messaging), Git (GitHub, GitLab, Bitbucket), Jenkins, Jira Core Skills: Android Application Development UI/UX Design & Implementation API Integration & RESTful Services Dependency Injection (Dagger/Hilt) Unit Testing & Test Automation (JUnit, Mockito, Espresso) Agile Methodologies & Team Collaboration Writing Clean, Maintainable, and Efficient Code Key Achievements Successfully designed and developed 10+ Android applications with over 100,000+ combined downloads on the Google Play Store. Implemented SSL/TLS certificate pinning using OkHttp to mitigate Man-In-The-Middle Attacks, ensuring secure communication channels. Enhanced data security by integrating SQLCipher Encryption within the Room database, protecting sensitive user information. Developed real-time Fraud Detection Systems using Machine Learning Models, Transaction Monitoring, and Behavioral Biometrics to identify and prevent suspicious activities. Optimized app performance, reducing load times by 30% and improving user retention by 20%. Mentored and led teams, fostering a culture of knowledge sharing and continuous improvement.
    Featured Skill GraphQL
    Java
    UI/UX Prototyping
    Git
    ProGuard
    Dependency Injection Framework
    Dagger 2
    RxJava
    Retrofit
    WorkManager
    Navigation Design
    Model View ViewModel
    Android
    Kotlin
    Google Play
  • $75 hourly
    • 0.0/5
    • (0 jobs)
    I'm a front-end-focused Full Stack JavaScript engineer with 9+ years of experience building innovative solutions that deliver business objectives and high customer satisfaction. A designer-turned-developer, I've built highly scalable front-end systems and helped a fintech startup migrate its tech stack from an AngularJS MVP to a full-featured React.js platform. I have also built and managed serverless microservices and front-ends for an AI-assisted biotech startup. I am a verified ReactJS expert on PluralSight and a tech knowledge expert on AlphaSights. I am a communicative and collaborative professional with experience managing small teams and working remotely. I'm experienced in CSS3, JavaScript, TypeScript, Tailwind CSS, HTML5, JavaScript, React.js, Storybook, Webpack, Apollo, Redux, NextJS, NodeJS, and GraphQL
    Featured Skill GraphQL
    CI/CD
    Jest
    GitHub
    Front-End Development
    Next.js
    CircleCI
    CSS 3
    GitLab
    Node.js
    TypeScript
    JavaScript
    React
    HTML5
    Tailwind CSS
  • $45 hourly
    • 0.0/5
    • (0 jobs)
    I'm an experienced frontend developer. I specialize in building and maintaining web applications with a focus on clean code, optimized performance, and robust architectures. My expertise extends across a broad range of web technologies, including HTML5, CSS3, SASS, JavaScript, React and Next.js, enabling me to deliver exceptional user experiences. I have a proven track record of meeting project objectives within tight time constraints, with a commitment to continuous improvement and personal growth.
    Featured Skill GraphQL
    React
    Redux
    Next.js
    HTML
    JavaScript
    CSS 3
    Front-End Development
    SCSS
    Jest
    Bitbucket
    Git
    RESTful API
    XML
    TypeScript
  • $60 hourly
    • 0.0/5
    • (0 jobs)
    Struggling to launch a fast, scalable, and user-friendly mobile app? Need an expert who can bring your React Native vision to life? I’m here to help! With years 10 of experience as a React Native & Expo developer, I specialize in building cross-platform mobile apps that deliver seamless performance and great user experiences. 💡 Why Work With Me? ✔ Optimized, High-Performance Apps that run smoothly on both iOS & Android ✔ Faster Development with Expo – Save time and reduce complexity ✔ Pixel-Perfect UI/UX – Intuitive and visually appealing designs 📌 How I Can Help You: ✅ Full-Stack Mobile App Development – From concept to deployment on App Store & Play Store ✅ Expo & React Native Optimization – Leverage Expo’s power for fast & reliable builds ✅ Custom UI Components & Animations – Stunning designs with smooth interactions ✅ State Management & API Integration – Seamless connectivity with Redux, Zustand, and GraphQL ✅ Authentication & Security – Secure login flows with Firebase, Auth0, and JWT ✅ Push Notifications & In-App Purchases – Engage users with OneSignal & RevenueCat ✅ Performance & Debugging – Optimize your app for speed, responsiveness, and stability ✅ Deployment & CI/CD – Automate builds, testing, and releases with EAS & Fastlane 💬 What Clients Say: ⭐ "An absolute expert in React Native! He optimized our Expo app and improved performance significantly. Highly professional and communicative." - Charles M. (Supasoft.ng) ⭐ "From UI/UX to API integration, everything was done flawlessly. The best mobile developer we’ve worked with!" - Temitope D. (Tedatechnologies.com) 📩 Let’s Get Started! Need a fast, scalable, and high-quality mobile app? Let’s discuss your project! Send me a message now, and let’s bring your app idea to life.
    Featured Skill GraphQL
    Fastlane
    Stripe
    TypeScript
    Redux
    Tailwind CSS
    Mobile App
    WebRTC
    Supabase
    Firebase
    Expo.io
    React Native
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