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Web programming · JavaScript
Ukraine Kyiv, Ukraine
2560
 37  1

I am a full stack developer with over 2 years of experience. I am involved in professional website development. Professional skills: Frontend HTML, CSS/SCSS, JavaScript React, Redux, RTK, RTK Query Typescript Material UI 2. Backend Node.js, Express.js PostgresSQL, MariaDB, MongoDB, Redis Docker, Socket.io Nginx Typescript 3. Other Linux cmd SSL certificate connection TG Bot Telegram Web App Google App Script
  • express.js
  • javascrip
  • JavaScript (ES 5-7) / TypeScript
  • mongodb
  • next.js
  • nginx
  • node.js
  • postgresql
  • React
  • redux
  • telegram web app
  • twa
  • typescipt

Python · Node.js
Ukraine Kharkiv, Ukraine
1756
 47  1
  • aiogram
  • AWS
  • cloudflare
  • flask
  • Google Cloud Platform
  • mongodb
  • Node.js / Express.js / MongoDB
  • Parsing
  • Python3
  • selenium

Blockchain · Website development
Ukraine Kyiv, Ukraine
1661
 4  0

We are Peiko, and we design, support and develop large, high-load, scalable projects. We develop complex products when it is impossible to buy ready-made ones, or they do not fit the target business requirements. Customers address to us when their projects on WordPress, OpenCart, Tilda, Drupal and other template CMS solutions do not cope any more with a great load on a site, with a considerable stream of new inquiries, and limiting factors of use of ready solutions do not allow to scale and grow business, getting additional profit and achievement of leading positions in the market. Our teams consist of experienced professionals in the implementation of projects in the following areas: - e-commerce: online stores, marketplaces, message boards, B2B portals, producers' sites. - FinTech projects: bankings, payment systems, exchanges, exchanges, portals for hedge funds, auction sites - CRM/ERP business automation systems - social networks and media portals - web projects in buying, selling, and renting of real estate - web projects for HoReCa - Blockchain (Crypto exchanger, Exchange) - Fintech, Finance - Traveling Platforms - Hospitality, Healthcare - Retail - Tech Startups Today, Peiko's technical department employs a number of specialists for full-cycle product development: - Designers (UI/UX) - Backend dev`s - Frontend dev`s - project managers - Team Leader - Business analysts - QA - IOS dev`s - Android dev`s - DevOps Teams work as in-house specialists, we are located and work within the office. The technologies we work with are: Back end : Node.js (Express.js) PHP / frameworks : Symfony, Yii2, Laravel Front end: HTML5, CSS3, jQuery, Bootstrap, SASS, FlexBox, WebGL. Js / frameworks : React.js (Next.js), Vue.js (Nuxt.js), GraphQl, Redux Design & Mockup UX/UI : Sketch, Figma (responsive design, wireframing, prototyping) / Generally: Axure, Adobe Illustrator, Sketch, Figma Database : MySQL, PostgreSQL, MongoDB, Redis, Cassandra. Testing : PHPunit, Seleniumhq, Behat, Kahlan, Rspec. Management : Trello, Jira, Slack, Github, Bitbucket, Gitlab. DevOps : Apache, Nginx. Ci/Cd, AWS, Docker Blockchain : Solidity - Smart-contracts Mobile Apps Development : React Native We are ready to implement a project requiring a full development cycle team as well as to cooperate in outstaff format when we need specialists for long-term work (starting from two months). The Peiko team is interested in the success of projects performed by our specialists, in achieving the client's business goals, and in further developing our products. If you need a technical partner for a long-term, confident and mutually beneficial cooperation - contact me. We can discuss with you the idea, possible options for its implementation, and in the shortest possible time to begin work.
  • Bitcoin
  • blockchain
  • BTC
  • cryptocurrency
  • DeFi
  • ethereum
  • ico
  • Smart contract
  • Solidity

Website development · Python
Ukraine Lvov, Ukraine
1372
 36  1

Hey there :) Working as a Software Engineer throughout last 5 years Last 4 years of my life are spent in frontend and I love it Do have a little bit of experience in backend & mobile application development as well Open-source enjoyer, static-typed languages lover ( maybe ) Main stack: React.js + TS + RTK ( redux-toolkit ) All things such as css-preprocessors, linters, state managers, VCS, distinct UI kits, CSS-in-JS and all kinds of bells and whistles are included =) Additional technologies: Node.js ( Express.js ), Python ( FastAPI, Flask ), SQL, TDD, git, Linux Thanks for your attention, have a nice day ;) github.com/krau5
  • FastAPI
  • flask
  • mongodb
  • postgresql
  • React
  • redux
  • Vue.js

HTML and CSS · Website development
Ukraine Mariupol, Ukraine
1243
 17  0
  • A11Y
  • express.js
  • figma
  • Jest
  • node.js
  • React
  • React / Redux TK / Next.js
  • recoil
  • TanStack
  • Vitest

Web programming · Hybrid mobile apps
Ukraine Dnepr, Ukraine
1196
 2  0

Malevich is a strong team of developers . We've been working since 2007 and have created over 300 projects worldwide. We have deep expertise in web and mobile app development, web and mobile design, as well as business automation. What we offer: Web development and Mobile Development E-commerce Web Development API development and integration Corporate software development, ERP Custom CRM development Web design and mobile design Blockchain development DevOps Technology Stack: • JS Technologies: React.js, React Native, React Hooks, Node.js, Redux, React Native, jQuery, Ext JS, Material-UI, SPA, Flutter. • AWS: Amazon Lambda, Amazon Connect, Amazon S3. • Databases: MySQL, PostgreSQL, Firebase, Mongodb, Sphinx, Redis, Dynamo, RabbitMQ, Kafka. • Page creation: HTML, CSS, LESS, SASS, Bootstrap, AJAX, JSON. • DevOps and other technologies: Linux, Git, Docker, GraphQL, Composer, GRPC (Protobufs), REST, API, sockets, blockchain. Payment Systems: PayPal, Stripe, Square, Authorize.net, Payoneer, Wise, Liqpay, Payoneer, Skrill, WePay, Binance Pay, Adyen, Dwolla. Why choose us? 50+ professional team members. Top Rated on Upwork. Full transparency at all stages of development. Instant communication. Direct interaction with the development team. Team scaling on demand. Guaranteed support after project launch. Predictable cost and no additional expenses. What they say about us https://clutch.co/profile/malevich#summary
  • adaptive web design
  • gatsby
  • Mobile UI/UX Design
  • Node.js / Express.js / MongoDB
  • node.js backend
  • Online stores and e-commerce
  • postgresql
  • React
  • React GraphQL / Apollo GraphQL
  • React Native
  • strapi
  • UI/Responsive design
  • Web UI/UX Designer

Web programming · JavaScript
Ukraine Kyiv, Ukraine
1088
 36  0
  • Adobe Photoshop/Zeplin/Figma/Sketch
  • docker
  • express.js
  • gulp/webpack
  • JavaScript (ES 5-7) / TypeScript
  • Jest
  • jquery
  • node.js
  • Pug (Jade)
  • React
  • strapi
  • TypeScript / React Hooks / Patterns
  • unit-testing

HTML and CSS · JavaScript
Ukraine Kyiv, Ukraine
1080
 2  1
  • Bootstrap
  • express.js
  • flexbox
  • jquery
  • pug
  • Vue.js
  • woocommerce

JavaScript · Web programming
Ukraine Kharkiv, Ukraine
993
 18  0

Hello! Need a hand to upgrade your website or create a new one? I've got you covered! As an experienced Front-End Developer, I specialize in crafting responsive and accessible websites. WHAT I BRING TO THE TABLE: Crafting responsive templates using HTML/CSS and various frameworks. Developing sites based on React/Next.js. Creating engaging landing pages. Developing personal and commercial websites. Customizing themes to meet your specific requirements. Ensuring pixel-perfect design across devices, SEO, and site speed optimization. API integration. API development. Identifying and resolving bugs for optimal website performance. MY SKILLS: JavaScript, TypeScript, ES6+ React.js, Redux, jQuery, Alpine.js HTML5 CSS3, SASS/SCSS, PostCSS Git, GitHub, Bitbucket RESTful APIs, GraphQL Express.js, Nest.js Laravel Blade, Twig, Nunjucks WHY CLIENTS TRUST ME: Clear communication and commitment to timely task completion. A focus on creating real, tailored results, not just getting another review. Clean, efficient, and maintainable code that follows industry standards using the latest technologies. An ability to work effectively both independently and as part of a team, adapting to evolving project requirements. Feel free to reach out to me anytime with questions or proposals, and I'll get back to you promptly.
  • ajax
  • Axios
  • Bootstrap
  • figma
  • flexbox
  • Front End Developer
  • jquery
  • landing page
  • mongodb
  • React
  • React.js / Redux / Redux-Saga
  • redux
  • REST / GraphQL
  • TypeScript / React Hooks / Patterns
  • web developer

JavaScript · Web programming
Ukraine Kyiv, Ukraine
984
 5  0
  • express.js
  • mongodb
  • node.js
  • React
  • redux