Jobs JavaScript / Front-End

Digis is looking for a Senior Webflow Developer to join a long-term partnership with a US-based innovator transforming how consumers access aesthetics, telehealth, and pharmacy services.

About the Project
The client is building trusted, patient-first brands that deliver results across verticals like medical weight loss, hormone therapy, and wellness. The project is in an active scaling and optimization phase.
We are looking for a Webflow expert with a strong CRO (Conversion Rate Optimization) mindset who can drive velocity and maintain a high bar for quality.

Responsibilities
 

• Build & Iterate: Develop high-converting landing and marketing pages in Webflow from scratch or based on existing frameworks.
• CRO Execution: Implement A/B test variants and experiment-ready structures.
• Collaboration: Work closely with the Head of Web, CRO specialists, Designers, and Analytics teams to support rapid testing cycles.
   

Requirements
 

• Experience: 5+ years with Webflow.
• CRO Mindset: practical experience in experimentation environments and conversion-focused front-end execution.
• English Level: High proficiency (Advanced/Upper-Intermediate) for frequent technical meetings and direct collaboration with the US-based leadership.
   

Why Join Us
 

• High-Impact Work: Your contributions directly drive the growth of a leading US health-tech platform used by thousands.
• Ownership: Move beyond pure execution; take responsibility for the data-driven evolution of the marketing platform.
• Stability: A long-term project with a clear product roadmap and a stable, successful history.
   

We Offer
 

• 20 paid vacation days per year.
• 5 paid sick leaves per year (no medical documents required).
• Personalized development plan with training compensation.
• English courses compensation.
• Work equipment if needed (PC / laptop / monitor).
• Full accounting and legal support.

We are looking for a Junior Full-Stack Developer to join our team in building and supporting a modern CRM system. 

You will be involved in data parsing and transformation, integrating third-party services, and improving the overall performance. 

This role is a great starting point for someone eager to grow as a full-stack engineer while working on a real product.

Responsibilities:

• Assist in developing and maintaining web applications using React (frontend) and Node.js (backend)
• Work with RESTful APIs and data exchange between front and back end
• Write clean, readable, and maintainable code
• Help with writing scripts for data parsing and transformation

• Collaborate with other developers and stakeholders in an Agile environment

   

Requirements:

• Basic understanding of JavaScript, Node.js, and React
• Familiarity with HTML, CSS, and browser developer tools
• Understanding of REST APIs and HTTP basics
• Basic experience with JSON, data structures, and asynchronous code
• Familiarity with Git and version control workflows
• Ability to write or understand basic data parsing scripts (e.g., extracting and transforming structured or semi-structured data)
• Good problem-solving skills and willingness to learn

• English: Upper-Intermediate or higher 

   

Nice to Have:

• Knowledge of Java or experience working with Java-based backend systems
• Any experience using or integrating AI-powered tools or services (e.g. AI APIs, chatbots, data analysis, automation, or ML-assisted features)
• Experience with tools like Postman, VS Code, or any database (MongoDB, PostgreSQL, etc.)
• Exposure to Agile / Scrum workflows
   

What we offer:

• Competitive salary and bonuses
• Remote-first culture
• Flexible schedule
• Open-minded, results-driven environment
• Product ownership and impact

Job description

We’re looking for a senior frontend developer to join our core team and work on complex technical challenges. 

Our client is a well-funded, fast-growing startup ($7M raised in seed) building a global equity management and compliance platform. Their solution enables dozens of customers to effectively manage their equity compensation plans, ensuring compliance with each country’s laws and regulations, and optimizing the tax treatment of employees' equity.

The product sits at the intersection of fintech, legaltech, and AI, solving one of the hardest infrastructure problems in global business: real-time equity and compliance automation.

In this role, you’ll work with a top-tier engineering team (ex-Google, ex-Meta) and will design and implement elegant, high-performance interfaces for complex financial and legal data - making global compliance intuitive and accessible. 

Responsibilities
 

• Build and maintain advanced UI components with React.js, MUI, Zustand and more
• Collaborate with product and design to translate complex workflows into intuitive experiences
• Drive performance optimization, accessibility, and responsive design
• Implement and maintain frontend testing using Playwright (unit, integration, E2E)
• Participate in system architecture discussions and cross-team projects
   

Required skillset & experience 
 

• 5+ years of experience in modern frontend development
• Expert in React.js and TypeScript
• Familiarity with design systems or component libraries (MUI preferred)
• Experience with state management (Context API, Redux, Zustand, Jotai or similar)
• Skilled in testing frameworks and E2E automation
• Strong sense of design and attention to user experience
   

Bonus points

• Experience working in fintech or complex B2B SaaS platforms
• Understanding of backend integration and data-driven UIs

• You’re a contributor to open-source software or run your own projects

   

What’s in it for you 

• Opportunity to become a core part of a boutique software consultancy, working with well-known international customers and highly complex tech challenges 
• Competitive salary 
• Paid vacation and sick leave 
• Remote-friendly culture
• Internal mentorship and upskilling 
• Learning & development budget ($400/year)
• Health bonus ($40/month)
• PE administration support

Delasport — Implementing Technological Solutions Here and Now.

Delasport is an iGaming Software company providing Sports Betting & Online Casino software, and turnkey B2B solutions. Established in 2010, Delasport delivers a one-stop-shop solution of Sports Betting and Online Casino from a White-Label, with a full range of management services to a Plug&Play iFrame and a complete Turnkey. We are looking for the top talents to join our team in R&D centre in Kyiv.

RESPONSIBILITIES
 

• Collaborate with a team of developers to design, develop, and maintain high-quality web applications
• Implement user interfaces and application features based on defined business requirements
• Utilize modern front-end frameworks and libraries, such as React and Material-UI (MUI), to develop and integrate front-end components
• Apply object-oriented programming (OOP) principles to ensure the creation of clean and modular code
• Follow the SOLID, DRY, KISS, and YAGNI principles
• Participate in code reviews and provide feedback to improve overall code quality
• Troubleshoot and debug front-end issues to ensure optimal application performance
• Collaborate with cross-functional teams to gather requirements and contribute to the design and implementation of new features
   

REQUIREMENTS
 

• At least 1 year experience in WEB development
• Strong understanding of JavaScript, React, React Hooks, TypeScript, and Redux
• The presence of a portfolio (e.g., active Git profile or example of previous test tasks)
• Solid knowledge of object-oriented programming (OOP) principles and their practical application
• Understanding and application of the SOLID, DRY, KISS, and YAGNI principles in code development
• Experience in writing unit tests
• Strong problem-solving and analytical skills
• Attention to detail and ability to write clean and maintainable code
• Good communication skills and ability to work effectively in a team
• Enthusiasm for learning and staying up-to-date with new technologies and best practices
• Upper-Intermediate English level (both speaking and writing)
   

NICE TO HAVES
 

• Familiarity with front-end libraries and frameworks such as Material-UI (MUI), React Hook Form and Redux Toolkit
• Knowledge of MVC architecture
   

WHAT WE CAN OFFER YOU
 

• Modern office in Podil with an uninterruptible power supply and the Internet
• Personal time off (21 business days of paid vacation, paid days on special occasions, sick leaves, emergency days off)
• Public holidays
• Health and life insurance with our broker, available starting from the month following the employee’s start date with the company
• Modern technical equipment
• English courses with native speakers
• Ukraine-based educational programs
• Sports activities reimbursement
• Corporate entertainments
• Happy hours on Fridays
• Gig contract support

Job Description

- 5+ years of relevant commercial experience as frontend engineer.

- Deep expertise in the Chrome Extension API (permissions, declarativeNetRequest, messaging, storage). 

- Experience bypassing anti-scraping measures or handling highly obfuscated DOM structures. Familiarity with Shadow DOM and its impact on style isolation and scraping.

- Proven experience migrating or building under Manifest V3 architecture.

- Mastery of React for building extension-specific UIs (Sidepanels, Action Popups).

- Strong knowledge of Content Security Policy (CSP) and cross-origin resource sharing (CORS) in an extension context.

- Experience with TypeScript to ensure type safety across different extension environments.

- Expert-level understanding of DOM manipulation and scraping of asynchronous, "heavy" web apps. Knowledge of browser performance profiling to ensure the extension doesn't slow down the user's browser. Understanding of how to secure sensitive data within local extension storage.

- Proven experience contributing to mature Chrome extension projects maintained by multiple R&D teams, with complex shared codebases.

- Experience developing or maintaining automation and performance testing tools to monitor extension impact at scale, detect regressions, and ensure minimal disruption to end users.

Job Responsibilities

Our Chrome/Edge extension is a core part of the clinician's daily workflow. It lives alongside Electronic Health Record (EHR) systems, capturing data and providing real-time AI suggestions. We need a high-level specialist to lead the development of this extension, ensuring it remains robust against external site changes and maintains strict medical-grade security. Part of your responsibilities will include, but not limited to:

- Lead the architecture and development of our browser extensions using Manifest V3.

- Build sophisticated content scripts that reliably scrape and interact with dynamic EHR platforms.

- Manage complex background logic using Service Workers for session lifecycle management.

- Ensure the extension’s React-based UI (popups and overlays) is high-performance and non-intrusive.

- Implement secure, cross-context messaging between content scripts, service workers, and the main web app.

- Develop robust "DOM observers" to handle updates on third-party sites without breaking functionality.

- Collaborate effectively with multiple R&D teams on large, mature extension projects, contributing to a shared, scalable codebase.

- Design, implement, and maintain automation frameworks to continuously monitor extension performance, detect regressions, and measure the impact on browsers and external systems.

- Establish best practices for performance, security, and maintainability in large-scale, multi-team extension projects.

Department/Project Description

We are redefining the standard of care in mental health. Our platform empowers clinicians by automating administrative burdens—such as note-taking and compliance auditing—using cutting-edge AI and real-time audio analysis. By bridging the gap between clinical sessions and actionable data, we allow providers to focus on what matters most: the patient.

LineUp is a fast-growing IT outsourcing company with 13 years of experience. We are currently looking for a Senior Frontend developer to join a long-term product project.

You will become part of the Smart City ecosystem - a large-scale software product for the Middle East market. This is a fully agile, product-oriented environment with real users and a tangible impact on urban infrastructure.

Key Responsibilities:

• Architect and Develop complex frontend applications using React and Next.js.
• Collaborate closely with stakeholders and other developers to understand business requirements, translate them into high-quality technical solutions that meet those needs.
• Utilize state management tools like Zustand or similar, and integrate with backend services efficiently using TanStack (React Query) or other data-fetching libraries.
• Implement and maintain CI/CD pipelines using GitLab runners, and manage deployment processes with Docker (build and push to registry).
• Ensure consistency in UI/UX by utilizing component libraries such as PrimeReact or similar, and build reusable components.
• Troubleshoot, debug, and optimize frontend code to enhance performance and maintainability.
• Stay current with the latest frontend technologies, frameworks, and best practices, and promote continuous learning and self-development within the team. Mentor other team members, providing guidance and sharing your knowledge.
• Contribute to the agile development process by participating in scrum events, and driving towards a cross-functional, collaborative work environment.
• Development and maintenance of a high-level engineering culture within the team.

Qualifications:

• Minimum of 5 years of experience in frontend development with a strong focus on React, Next.js and related technologies.
• Strong proficiency in state management libraries (e.g., Zustand) and data-fetching solutions like TanStack (React Query).
• Solid understanding of modern frontend build tools, CI/CD pipelines, and containerization with Docker.
• Experience with component libraries such as PrimeReact or similar, and a strong understanding of pure React hooks and custom hooks.
• Proven ability to document frontend architectures, designs, and processes clearly and comprehensively.
• Excellent problem-solving skills and attention to detail, with a passion for creating high-quality, performant code.
• Ability to work effectively both independently and as part of a team in an agile environment.
• Strong communication skills with the ability to interact professionally with stakeholders at all levels.
• English at Upper-Intermediate level and above.

What We Offer:

• Competitive salary.
• A collaborative and innovative work environment.
• Professional development opportunities.
• The chance to work on exciting and challenging projects.
• A supportive company culture.

• Project Description:

  We are seeking a highly skilled Regular Web Graphics Developer to join our team in the oil and gas industry. The ideal candidate will have extensive experience in developing advanced web-based visualizations and a deep understanding of industry standards. This role requires proficiency in WebGL and Three.js, along with a strong grasp of the graphics rendering pipeline. Experience with Unity or VR is a plus. Additionally, the candidate should possess general cloud development skills and backend expertise, including microservices architecture and experience with AWS and Azure.

   

• Responsibilities:

  • Design, develop, and maintain interactive web-based visualization tools for oil and gas data.
  • Implement advanced graphics rendering techniques using Angular, TypeScript, Three.js
  • Collaborate with geologists, engineers, and other stakeholders to understand visualization requirements and deliver effective solutions.
  • Ensure visualizations are optimized for performance and scalability.
  • Stay up-to-date with industry standards and best practices in web visualization and graphics rendering.
  • Integrate visualization tools with existing data management systems and workflows.
  • Develop and maintain backend services using microservices architecture.
  • Utilize cloud platforms such as AWS and Azure for deployment and management of visualization tools.
  • Provide technical guidance and mentorship to junior developers.

   

• Mandatory Skills Description:

  • 3+ years in Graphics development, with a strong emphasis on web-based Visualization applications and tools.
  • Bachelor's or Master's degree in Computer Science, Engineering, or a related field.
  • Strong proficiency in Angular, TypeScript and WebGL, Three.js
  • In-depth knowledge of the graphics rendering pipeline.
  • Experience with backend development and microservices architecture.
  • Proficiency in cloud platforms such as AWS or Azure.
  • Excellent problem-solving skills and attention to detail.
  • Strong communication and collaboration skills.
  • Ability to work independently and as part of a team.

We are seeking an experienced Senior Front-End Engineer with deep Shopify expertise to build high-performance e-commerce solutions. You will contribute to both implementation and architecture, collaborate with design, product, and engineering teams to deliver scalable, fast, and user-friendly storefronts.

Responsibilities:

• Develop and customize Shopify themes using Liquid, HTML, CSS/SCSS, and JavaScript
• Work with Shopify Online Store 2.0 features (sections, blocks, metafields)
• Integrate third-party apps, APIs, and backend services
• Optimize performance, Core Web Vitals (LCP, FID, CLS), accessibility (WCAG), and SEO
• Mentor junior engineers and contribute to architectural decisions (state management, caching, deployment)
• Act as the primary Shopify expert, advising on platform capabilities and custom app development
• Troubleshoot complex technical issues in a collaborative environment
• Use AI tools to accelerate development, code review, and problem-solving

Requirements:

• 5+ years front-end development, including 2+ years in a senior role
• Proven Shopify expertise:
  • Customizing and building themes using Liquid, HTML, SCSS/CSS, JavaScript
  • Online Store 2.0 framework and theme architecture (sections, blocks, metafields)
  • Shopify admin, storefront, and checkout customization
  • Shopify CLI, Git-based deployment, and development workflows
  • Integrating third-party apps and custom scripts
  • Solid understanding of Shopify limitations and best practices for performance, accessibility, and SEO
  • Working knowledge of Shopify APIs (Storefront API, Admin API) and webhooks
• Experience with REST/GraphQL APIs and asynchronous JavaScript (fetch/AJAX)
• Familiarity with modern front-end tooling (Webpack, Vite, esbuild); TailwindCSS is a plus

Will be a plus:

• Shopify Plus features (Scripts, checkout.liquid, Flow)
• Translating Figma/Sketch designs into pixel-perfect themes
• Understanding of accessibility best practices (WCAG)
• Analytics tools (Google Analytics, GTM)
• Composable commerce architecture
• Exposure to other e-commerce platforms (Magento, BigCommerce, SFCC)

What we offer:

• Fully remote work with flexible schedule
• Competitive salary and long-term contract
• Work on cutting-edge Shopify projects
• Professional growth and continuous learning

27 Nerds is an IT company based in Ivano-Frankivsk, Ukraine, with 10+ years building products for esports, gaming, and creators. From Arena27 (esports club network Poland/Ukraine) and Bo3.gg to projects in cybersecurity and e-commerce. Currently developing a white-label platform for bloggers: branded App Store apps with feeds from YouTube/Twitch/Insta/TikTok + chats/content.

Looking for Senior Frontend Developer to build Creator & Super Admin web panels for MVP (full-time, over 9-12 weeks), with potential extension.

Key responsibilities:

• Creator Admin Panel: Dashboard (metrics/activity), Content management (upload/schedule photos/videos/text), DM Inbox (fan profiles/messages), Livestream settings (URLs/status), Analytics (growth/engagement), App Settings (branding/social OAuth).
• Super Admin Panel: Platform dashboard (health/alerts), Creators management (onboard/edit/disable), Users (search/suspend/GDPR), Moderation queue (flagged content), Settings (feature flags/configs).
• Backend API integration (OpenAPI 3.0), responsive data-heavy UI (tables/charts/filters), authentication flows.

• Build reusable components, optimize performance, ensure mobile responsiveness.

   

Requirements:

• 4+ years React/Next.js TypeScript production experience.
• Complex data dashboards with state management (React Query/Zustand/Redux).
• REST API integration, authentication (JWT), client-side routing.
• Modern CSS (Tailwind/CSS-in-JS), responsive design, Figma-to-code.

• English B1+ (API docs, code reviews, team syncs).

   

Nice to have:

• Charting libraries (Recharts/Chart.js), admin panel experience.
• Design systems, component libraries.

• Esports/media platform UIs.

   

What we offer:

• Full-time engagement — core team member for 3-month sprint
• Real App Store impact — admin panels power creators' app management
• Senior team: Tech Lead Architect, 2 Backend, DevOps (AWS cert), QA, PM
• Modern stack: React/Next.js → Node.js/NestJS APIs → PostgreSQL/Redis → AWS
• Long-term potential (Phase 2+ payments, advanced analytics)

• Remote/hybrid (Ivano-Frankivsk)

   

Technical challenges you'll solve:

• Data-heavy dashboards (real-time metrics, 1000s of records filtering/pagination)
• Complex workflows (content upload + moderation queue management)
• Multi-tenant admin UX (creator-specific vs platform-wide views)
• Responsive admin for desktop/tablet (creator usage patterns)

Join 27 Nerds to build powerful admin tools for the creator economy! 🚀

Job Description

• Strong proficiency in JavaScript, HTML & CSS
• Strong understanding of RESTful API design principles and best practices
• Familiarity with GitLab for version control and CI/CD
• Solid understanding of front-end build tools such as Webpack, Babel, etc.
• Excellent problem-solving skills and attention to detail
• Good communication and collaboration skills
• Bachelor's degree in Computer Science, Engineering, or related field (preferred)

Would be a benefit:

• Hands-on experience with Adobe Premiere Pro plugin development

Job Responsibilities

• Develop and maintain Adobe Premiere Pro plugins using UXP and CEP frameworks
• Build responsive, user-friendly plugin UI using HTML, CSS and JavaScript
• Integrate token-based authentication and subscription validation via external APIs
• Implement advanced search and filtering, playlists, and settings views
• Integrate live audio playback and preview controls inside the plugin
• Handle cross-platform compatibility (Windows & macOS)
• Ensure compatibility with current and older Premiere Pro versions
• Collaborate with designers and QA to ensure a polished user experience
• Participate in code reviews and maintain clear technical documentation

Department/Project Description

Leading US based music licensing platform providing high-quality sound effects and music for creators, filmmakers and media professionals worldwide. Company focuses on simplifying access to licensed audio content through modern digital tools and seamless workflow integrations. Project involves building software integrations that connect client ecosystem with industry standard video editing applications.

В команду потребується React.js-розробник з 2+ роками професійного коммерційного досвіду в якості фронтенд-розробника, для роботи над різноманітними цікавими проектами. 

Необхідні навички: 

• впевненні знання JavaScript / TypeScript, HTML/CSS
• досвід використання React.js більше 2-х років
• досвід використання Next.js більше 2-х років
• досвід використання socket.io, MapBox, Leaflet
• вміння будувати додатки, що оптимізовані під показники Google
• вміння верстати кроссбраузерно та Pixel Perfect
• вміння працювати з Git
• здібність працювати з додриманням дедлайнів 
   

Ми пропонуємо: 

• робота над цікавими проектами
• 5-ти денний робочий день
• вихідні в усі державні свята
• дружня командна атмосфера

Project: Elker (https://elker.com/)

УВАГА: Якщо ви раніше подавалися на цю вакансію, будь ласка, напишіть повторно.

Фронтенд розробнику на цій позиції належить брати активну участь у комунікації з командою та клієнтом, приймати архітектурні рішення та розвивати успішний проект, яким користується, наприклад, Університет Мельбурна та Асоціація адвокатів штату Вікторія (Австралія).

Коло завдань включає поліпшення архітектури проекту, підвищення стабільності, і звичайно ж розробку нових фіч.

Також ми розробляємо мобільний додаток на ReactNative + expo, так що досвід роботи з цією технологією буде корисним.

Формальний список вимог складається з двох пунктів - 2+ роки досвіду з Vue.js та англійська вище за середній.

Всім привіт!
 

Шукаємо в команду three.js розробниказ досвідом 3D/AR. В задачі входитиме, в першу чергу, розробка інтерактивних 3Д конфігураторів для різноманітних типів продуктів. 

Шукаємо розробника:
- з досвідом в three.js і WebGL
- з розумінням ідей і принципів оптимізації 3D під веб 
- бажано мати досвід оптимізації продуктивності при 3D-рендерингу в реальному часі.

Дуже чекаємо ваші CV. 
До зв'язку!

Вакансія:

   Ми в активному пошуку кваліфікованого Shopify фронтенд розробника з не менше ніж 2-річним комерційним досвідом роботи. 

   Наш ідеальний кандидат володіє глибоким розумінням процесу написання, тестування та оптимізації коду, а також має вміння аналізувати та розбиратися в чужому коді. 

   Ви будете долучені до супроводу клієнтів, розробці та налаштуванні інтернет магазинів та оновленні наших продуктів, а саме Premium Shopify Themes і в подальшому долученні до розробки нових тем.

   Ми цінуємо командну роботу і тому кандидат повинен мати досвід роботи в команді та розуміти, як впливає його внесок на кінцевий результат.

   Ми шукаємо відповідальну та пунктуальну людину, яка вміє самостійно організувати свою роботу та дотримується встановлених правил та термінів.

Основний скілл лист:

• Shopify Liquid (theme development)
• Shopify APP setup
• HTML
• CSS
• JS
• Git
• BEM
• Speed Performance
• Self QA (в команді є QA)
• Time tracking system Hubstaff

   Якщо ви відповідаєте цим критеріям і готові приєднатися до нашої команди, будь ласка, надішліть нам своє резюме із зазначенням деталей вашого досвіду та досягнень.

   За підсумками співбесіди кандидату буде запропоновано випробувальний період від 2 до 4 тижнів (випробувальний термін оплачується). Після випробувального терміну компанія підпише контракт з кандидатом.

Про нас:

   Наша компанія спеціалізується на задоволенні бізнес потреб наших клієнтів у сфері eCommerce. Команда UTD eCommerce займається дизайном, розробкою, тестуванням, оптимізацією магазинів електронної комерції, а також додатками для них. Ми спеціалізуємось на розробці комплексних рішень для Shopify.
 

UTD eCom:

Дружня та весела команда, яка складається з розробників як Front-end так і Back-end, спеціалістів з контролю якості та управління проєктами.

Cheers!

У компанію DEV-3 розшукується Junior Front-End Developer з впевненими знаннями нативного JS, Html, CSS 

Великим плюсом будуть знання Wordpress (імплементація дизайну у custom theme з використанняс ACF)

Для розуміння рівня JS ми пропонуємо Вам виконати цікаве тестове завдання.

Нижче наведено короткий опис тестового завдання:

Тестове завдання передбачає створення сторінки з текстовим полем та кнопкою, де користувач вводить рядок, а потім відображає його під формою. Реалізується можливість виділення окремих символів або групи літер (через клік із Ctrl або виділяючий прямокутник) зі зміною їхнього кольору. Виділені символи можна перетягувати в будь-яке місце рядка або по всьому документу. При переміщенні однієї літери на місце іншої вони міняються місцями, виключаючи накладання. Використання готових бібліотек заборонено — лише чистий JavaScript і CSS.

Зверніть увагу: це лише короткий опис тестового завдання. Повне технічне завдання буде відправлене після вашого відгуку на вакансію.

Ми спеціалізуємося на розробці проектів на React, Nodejs і Wordpress, а також дуже складних анімацій та ефектів.

Ми пропонуємо:

- Дружний та молодий колектив

- Перспектива кар'єрного зростання

- Графік роботи з 09:00 до 18:00 (пн-пт)