Jobs

Required skills

• +3 years of active practice in C# .NET / .Net Core / ASP.NET Core 
• Knowledge at JS/HTML/CSS with commercial development experience minimum 2 years;
• Experience in React, MaterialUI;
• Experience of Mobx, Typescript;
• Hands-on experience of building RESTful API’s and SPA’s;
• Experience in MS SQL;
• Experience in authentication and authorization;
• Intermediate+ Englis level. 

As a plus:

• Knowledge of Rabbit MQ, Redis, Hangfire, SignaIR;
• Experience in Docker;
• Experience with micro front-end approach;
• Experience of Unit test (XUnit, jest-junit);
• Experience in ES6;
• Experience in Bank, Retail, Financial or/and Point of Sales projects;
   

Responsibilities:

• Integration with 3d party API’s and systems;
• Support of existing and creation of new applications. 
• Active participation in discussions and decision making on internal products;
• Proposing technical solutions based on business needs;
• Participation in an estimation process for short, long term planning;
• Active collaboration with team (participation in grooming, daily meetings, planning sessions etc.)

Project Description:

Wireless Standard POS (Point-Of-Sales) (www.b2bsoft.com) is our retail management solution for the Telecom Market.

It provides thousands of retailers with features and functionalities they need to run their businesses effectively with full visibility and control into every aspect of sales and operations. 

It is simple to learn, easy to use and as operation grows, more features can be added on.

Our system can optimize and simplify all processes related to retail in this business area. 

 

Few things that our product can do:

• Robust Online Reporting
• Repair Management Software
• 3rd Party Integrations
• Customer Connect Marketing
• Time and Attendance
• Carrier Commission Reconciliation

As a member of one of 7 product development teams in Kiev you will have the opportunity to work on a very complex product with microservice architecture (50+ for now) and communicate with Product, QA, Business analytics, Architecture and Customer Support teams to help improve product quality.

From a technology standpoint you will also have the opportunity to work with and develop the following technology stack which we use in our product development:

• For Back End development we use .Net Framework technologies, C# and .NET last LTS version.

• For Front End development we use React JS framework (Typescript).

On a daily basis we use additional technology stacks including: .NET, Microsoft Azure, MS SQL, HTML, CSS, JavaScript and many others.

A potential invitation to potential minds!

4K-Soft is People. People are most important to us. People are at the heart of every connection we build. Come and join 4K-Soft, where human minds come together to pave the way for the future. We offer a variety of full-time jobs, training programs and internships. Only imagine, how you can help our company and start your career with 4K-Soft!

We are looking for a Junior FullStack Web Developer.

What we expect from you:

1+- year of experience in Node.js + React.

We offer:

Competitive level of remuneration

Modern comfortable office or remote work

Convenient work schedule, paid vacation and sick leaves

The opportunity to grow professionally by participating in the implementation of interesting and complex projects, as well as showing personal initiative.

About Project

It is an AI-powered education travel platform that helps students, professionals, and lifelong learners discover and book personalized learning journeys around the world. The platform combines AI recommendation engines, intelligent search, and community features to match users with courses, workshops, cultural programs, and travel opportunities tailored to their interests, budget, and goals.

 

What We’re Building

• A web and mobile platform with a seamless, modern UX
• A dedicated mobile app for learners to browse, book, and manage their journeys on the go
• A powerful admin panel for managing courses, partners, users, and payments
• AI-driven matching of users to educational travel opportunities
• Integrated booking and payment flows
• Multi-language support from day one
• Scalable architecture to support international growth

We are looking for an experienced and driven Senior Fullstack Developer to join our dynamic team.

Key Responsibilities

• Develop and maintain scalable e‑commerce applications using Next.js (frontend) and NestJS (backend).
• Design and implement RESTful and GraphQL APIs enabling seamless, secure data flow between services and the frontend.
• Build, integrate, and optimize Stripe payment flows (payments, subscriptions, refunds, webhooks, 3DS/SCA) and reconcile events for accuracy and auditability.
• Model and access data with Prisma and PostgreSQL (schema design, migrations, performance tuning, indexing).
• Optimize performance (TTFB, LCP, CLS, bundle size) and ensure security best practices (OWASP, rate limiting, input validation, secrets management).
• Collaborate with UI/UX designers to deliver smooth, responsive user experiences that meet accessibility and SEO best practices.
• Troubleshoot, debug, and resolve issues across the stack; contribute to observability (logs, metrics, traces, alerts).
• Work with CI/CD pipelines to ship small, well‑tested, and frequent releases (feature flags, canary/blue‑green when applicable).
• Participate in Agile ceremonies (stand‑ups, planning, retros) and provide realistic estimates and status updates.

• Stay current with trends in e‑commerce, web development, and full‑stack engineering and propose improvements to our architecture and tooling.

   

Requirements

• 3+ years of professional experience in full‑stack development.
• Strong expertise in Next.js (App Router, SSR/SSG, server actions/components) and NestJS (modules, providers, guards, interceptors).
• Mandatory: hands‑on e‑commerce experience (headless workflows, custom checkout, cart, catalog, inventory, Stripe payment gateway integration).
• Proficiency in TypeScript/JavaScript and modern tooling (ESBuild/Vite/Webpack, package managers, linting/formatting).
• Experience with Prisma + PostgreSQL (preferred) or MySQL; ability to write efficient queries and optimize DB performance.
• Solid knowledge of API development (REST, GraphQL) and authentication/authorization (JWT, OAuth).
• Familiarity with cloud services (e.g., AWS, Vercel, Firebase) and CI/CD workflows.
• Experience with state management (Redux, Zustand, React Query/TanStack Query).
• Strong understanding of performance optimization and SEO best practices.

• Experience working in Agile/Scrum environments and collaborating with cross‑functional teams.

   

Nice to Have

• Experience with microservices architecture and serverless computing.
• Familiarity with Docker and Kubernetes.
• Knowledge of message brokers (RabbitMQ, Kafka).
• Experience with analytics and A/B testing tools.
• React Native experience (for complementary mobile features is a plus).

What We Offer

• Competitive compensation

• Remote‑friendly culture with flexible hours.

   

Are you a Full-Stack Developer passionate about Python and React? Join our team to work on cutting-edge projects with a dynamic and supportive environment!

What You Need:

• Bachelor’s/Master’s degree in Computer Science, Software Engineering, or a related field.
• Proven experience in Full-Stack development with Python and JS/React.
• Strong background in MySQL/PostgreSQL/MongoDB.
• Experience working with Git repositories (GitHub, GitLab, Bitbucket).
• Intermediate+ English skills.
• Experience with structured and modular programming approaches.
• Expertise in designing and implementing efficient system architectures.

Will be a plus:

• Experience with Docker.
• Knowledge of AWS, Google Drive API.
• Familiarity with PHP, Java, C/C++, or C#.

Your Role:

• Develop and enhance backend and frontend applications.
• Introduce new features and optimize existing functionalities.
• Maintain high coding standards and best development practices.
• Troubleshoot and debug issues to ensure high system performance and reliability.

Why Join Us?

• Competitive salary.
• Career growth in a successful IT company.
• Collaborative and friendly work environment.
• Corporate English courses.

Work Setup:

• Full-time position.

• Remote or on-site options available.

   

If this sounds like you, apply today! 

We are looking for a senior full-stack developer to maintain and expand an existing SaaS platform. This contract includes multiple sub-projects. Must be highly experienced with Laravel and Vue.js frameworks.

You are:
* A self-learner
* A skilled multi-tasker and the wearer of many hats
* Not afraid to roll up your sleeves and have a “Can Do” attitude
* Communicating in English – verbal and written
* Superior creative and innovative problem-solving

Experience:
* Deep architectural understanding of web applications
* 7+ years of programming experience in PHP, JavaScript (with TypeScript), SCSS, CSS, and HTML
* 5+ years of experience with Laravel and VueJS frameworks
* Strong experience with the MySQL
* Strong experience with version control (GIT)
* Ability to write readable, self-documented code
* Ability to write Open API specs
* Understanding of Architecture Patterns, Design Patterns, SOLID, and OWASP
* Experience with the Heroku Cloud Platform - Advantage
* Experience with Docker and Kubernetes - Advantage

Responsibilities:
* Design and implement components/features in the SaaS platform following the business and
   functional requirements
* Ensure the platform meets all requirements of quality, security, and scalability
* Perform testing and quality assurance
* Perform code review
* Migrate VueJS projects from version 2 to 3
* Migrate Laravel projects from version 8 to 11
* Create integrations with third-party systems such as Jira, Monday, Slack

Insiders is a fast-growing IT company which employs about 200 people. Our company focused on providing innovative digital services and cutting-edge technologies to solve complex business challenges.

We are located in Lviv and currently work in an office format. For candidates from other cities, we offer relocation (an apartment located near the office, this option is free).

What we expect from the candidate:

•Solid understanding and ability to the practical application of HTML/CSS, JavaScript and TypeScript. 

•Proofed experience in Node.js with Express.js and Nest.js frameworks.

 •Knowledge of MySQL, PostgreSQL, MongoDB and Redis.

•Deep knowledge and understanding of networking - REST API standards, HTTP/HTTPS methods. 

•Solid understanding of React/Next.js. 

•Experience with Git. 

what we offer:

- free study in our Corporate English Academy

- growth and development opportunities for young developers even if you have no commercial experience

- regular salary review (after the completion of each contract)

- provision of Apple equipment

- comfortable office with all amenities not far from the center (uninterrupted internet, generator, tea and coffee, pastries).

- timely payment of salaries.

- corporate events, teambuildings, etc.

- working on projects side by side with Senior developers, which will give you the opportunity to learn and develop.

We are looking for a talanted Full-stack developer to join our friendly team.

Requirements:
— At least 2+ year of commercial experience with Vue.js and Laravel;
— Experience with Vuex;

— Experience at OOP;
— Knowledge of CSS and CSS3 fundamentals.
— Knowledge of XHTML and major HTML5 API’s;
— Knowledge of JavaScript and libraries;
— Experience with source control systems;
— Intermediate English level or higher.

We offer:

— Professional and career growth;
— Flexible work schedule;
— Long-term employment;
— Interesting projects;
— English courses;
— Competitive salary;
— Team-building events and fun activities;
— Friendly team spirit;
— 21-days of paid vacation.

We’re looking for a talented Full Stack Developer with expertise in React/Next.js and Nest.js to join our forward-thinking team 🚀.

In this role, you’ll have the chance to work on a diverse array of projects and contribute to cutting-edge solutions in blockchain, finance, e-commerce, and beyond.

🛠️ Key Responsibilities:

🔹 Collaborate with cross-functional teams to develop innovative applications

🔹 Build and maintain both front-end and back-end code for various projects

🔹 Integrate third-party services and APIs

🔹 Design and implement RESTful APIs

🔹 Ensure code quality through continuous testing and version control using Git/GitFlow

📋 Requirements:

🔹 Experience with JavaScript/TypeScript and Nest.js

🔹 Experience with React/Next.js

🔹 Hands-on experience with relational databases

🔹 Proficiency in Git and GitFlow

🔹 Strong skills in building RESTful APIs

🔹 Analytical mindset and problem-solving skills

🔹 Good time management and self-organization

🔹 Understanding of different database types and architectural approaches

✨ Nice-to-Haves:

🔹 Experience with AWS, Azure, or other cloud environments

🔹 Docker and deployment experience

🌱 Why Join Us?

🔹 Collaborative Team Culture – mentorship, mutual support, and a passion for excellence

🔹 Flexible Work Setup – enjoy flexible processes and a work-life balance that respects your time

🔹 Influence and Innovation – have a real impact on company decisions and contribute to exciting projects

🔹 Growth-Oriented Environment – continuous learning and personal development

🔹 Challenging Projects – ambitious tasks that elevate your skills

🔹 Professional Development – access to resources and modern tools

🔹 Modern Technology Stack – stay up-to-date with the best tools in the industry

At FuturiX Solutions, we’re committed to making a difference in the digital world, and we want you to help us shape the future.

Apply today and be part of a team where innovation meets impact 🌐💡

EcomTraffic Agency is a CRO-focused Shopify agency specializing in A/B testing and conversion optimization. We help e-commerce brands maximize revenue by developing high-impact split tests. Now, we’re looking for a Senior Shopify Developer to join our remote team.

What You’ll Do

• Develop and implement A/B tests on Shopify stores.

• Write custom code in Liquid, JavaScript, and CSS for test variations.

• Integrate A/B testing tools like Intelligems and Convert.

• Debug and troubleshoot split test issues.

• Work with CRO Leads to build and deploy tests.

• Maintain clean, scalable code for rapid test deployment.

What You Need

• 3+ years of Shopify development experience.

• Strong skills in Liquid, JavaScript, HTML, and CSS.

• Ability to work independently in a fast-paced, remote environment.

• Strong problem-solving skills and attention to detail.
• Very broad experience using GitHub

• Familiar with A/B testing tools and CRO methodologies; experience is a pre.

• Knowledge of Shopify APIs and custom app development; this is a pre.

Why Join Us?

• Fully remote with flexible working hours.

• Work on high-impact A/B testing projects for leading e-commerce brands.

• Join a team of CRO experts focused on data-driven growth.

• Competitive compensation and long-term growth opportunities.

🚀 Ready to optimize e-commerce stores with cutting-edge split testing? Apply now!

Requirements:

• 2+ years of experience with PHP (hands-on development).

• Solid experience with the Laravel framework.

• Knowledge of JavaScript (bonus if you’ve used ES2015+).

• Good HTML & CSS knowledge with 2+ years of experience in layout development.

• Experience with databases (e.g., MySQL, MongoDB, or others).

• Familiarity with package managers (composer, npm, yarn).

• Understanding of OOP and MVC architecture.

• English: Intermediate level (focus on written communication).

Nice to Have (but not required):

• Experience with modern tools: PHP8+, SASS, TypeScript, Webpack, Babel.

• Familiarity with version control systems like Git or SVN.

Responsibilities:

• Develop new applications, features, services, and APIs using Laravel and JavaScript.

• Create and maintain responsive, high-quality layouts using HTML and CSS.

• Stay up-to-date with new technologies, trends, and best practices in web development.

• Collaborate with team members to ensure efficient and high-quality internal processes.

• Participate in technical discussions and code reviews, applying critical thinking and contributing to the team’s growth.

• Focus on delivering clean, maintainable code with an emphasis on simplicity and usability.

What We Offer:

✔️ Stable and competitive salary with regular performance-based reviews.

✔️ Opportunities for career growth and continuous skill development.

✔️ Work on innovative projects using cutting-edge technologies.

✔️ A dynamic environment with minimal bureaucracy to focus on delivering results.

✔️ Professional bookkeeping and tax support.

✔️ Compensation for external English language training.

Why Join Us?

We’re a dynamic team passionate about creating impactful projects. At CUDEV, you’ll grow professionally while collaborating with experienced colleagues in an environment that fosters creativity, innovation, and continuous learning.
 

About the Role

As a Lead Full-Stack Developer (Tech Lead), you will take a hands-on leadership role in the design, development, and delivery of high-traffic, customer-facing applications across international markets including the United Kingdom, Germany, Spain, France, and Japan. In addition to building scalable solutions using React, .NET Core, .NET 6+, and C#, you will guide the technical direction of the team, mentor engineers, and ensure best practices in architecture, code quality, and deployment.

This is a high-impact role where you’ll shape how we scale and evolve our international platform, which supports 1M+ daily users and processes over 2B monthly requests. You’ll work cross-functionally with Product, UX, and Engineering stakeholders and help drive our strategy around performance, scalability, and AI integration.
 

What You’ll Do

• Lead the design and development of full-stack web applications using React and .NET technologies.
• Act as a technical mentor and thought leader for a team of engineers, supporting growth and encouraging a culture of engineering excellence.
• Collaborate with Product Managers, UX Designers, and cross-functional teams to translate business requirements into scalable technical solutions.
• Set and maintain high standards for code quality, testing, and CI/CD practices.
• Conduct code reviews, provide architectural guidance, and ensure alignment with best practices.
• Monitor production systems, ensure high availability and performance, and proactively address technical debt.
• Drive the implementation of AI-powered features and LLM-based flows, contributing to our innovation strategy.
• Promote a DevOps mindset and lead continuous improvements in deployment frequency, development velocity, and system reliability.
   

What We’re Looking For

• 7+ years of experience in commercial full-stack development, with at least 2+ years in a technical leadership or lead developer role.
• Deep expertise in .NET Core, C#, and React.
• Strong understanding of modern web architecture, microservices, REST APIs, and asynchronous programming.
• Proficiency with automated testing frameworks such as Jest/Vitest, Playwright, and NUnit.
• Experience guiding teams through Agile development processes and continuous integration/delivery.
• Upper-Intermediate level of English or higher, with strong communication and collaboration skills.
• A proactive, solution-oriented mindset with a passion for mentoring and enabling teams.
• Curiosity and enthusiasm for AI technologies, with a desire to explore and implement AI-driven solutions.
   

We invite a highly skilled JavaScript expert with extensive experience in React and Node.js, who excels as a collaborative team member.

The role extends beyond coding, encompassing responsibilities such as handling feature aspects, specifications, technical design, development, testing, documentation, and maintenance.

Customer:

Our client has rapidly become one of Europe’s most swiftly expanding FinTech companies. They oversee all aspects of financial operations, from generating virtual cards to facilitating wire transfers and maintaining customer account balances. As a payment institution, our client provides a platform that integrates financial services into its product, offering features such as account management, card payments, bank transfers, and additional services.

Requirements:

• Over 5 years of experience in Back-end software development
• At least 3 years of experience with TypeScript
• Over 3 years of experience working with Node.js, React, and Redux on large-scale applications
• Strong experience in designing distributed and secure systems
• Good understanding of microservices architectures
• Experience in designing, building, and maintaining APIs
• Experience in building and consuming REST and/or GraphQL APIs
• Familiarity with DevOps practices
• Experience working with a Cloud Provider (AWS, GCP, Azure, etc.)
• Good knowledge of best testing practices
• At least an Upper-Intermediate level of English

Responsibilities:

• Design and implement large-scale software solutions and components using multiple technologies, with a primary focus on React and Node.js
• Keep consistently high level of quality throughout all stages of the development
• Communicate effectively to actively collaborate with the team and get context for complex tasks
• Follow best engineering practices and company and client guidelines
• Play supervisory, advisory, and coaching roles for less-experienced engineers on the team
• Promote clean code and design patterns and principles

📍 Location: Lisbon 
 

We are looking for an experienced Senior Full Stack Developer to strengthen our development team! If you are passionate about building scalable solutions using Node.js and React, we would love to meet you!
 

✅ What We’re Looking For:

• 5+ years of commercial web development experience;
• 3+ years of hands-on experience with Node.js;
• 3+ years of experience as a Frontend Engineer working with React;
• Proficiency with Next.js, NestJS, Apollo, Material UI;
• Strong knowledge of TypeScript;
• Solid experience with high-load SQL or NoSQL databases;
• Hands-on experience with REST, GraphQL, and WebSockets;
• Good understanding of TDD principles and writing tests;
• Familiarity with microservice architecture;
• Proficient with Git;
• Experience working with RabbitMQ, Redis, MongoDB, and MySQL;
• English at an Upper-Intermediate level or higher.
   

✅ Nice to Have:

• practical experience with CI/CD, microservices architecture, and containers;
• Knowledge of Kubernetes and Docker;
• Experience working with message brokers like RabbitMQ or Apache Kafka.
   

✅ Responsibilities:

• Development and enhancement of the in-house platform;
• Integration of third-party APIs;
• Building new features from scratch;
• Work on the company’s own fintech solutions;
• Participation in bi-weekly sprints following SCRUM methodology (grooming, planning, review).
•  

✅ What We Offer:

• Official employment under Cyprus and EU legislation (support with family relocation);
• Relocation package: airfare and 2 weeks of hotel accommodation;
• Fitness corner in the office;
• Language classes support;
• Birthday gifts;
• 24 working days of annual vacation for a proper work-life balance.

Requirements:

• 2+ years of experience with PHP (hands-on development).

• Solid experience with the Laravel framework.

• Knowledge of JavaScript (bonus if you’ve used ES2015+).

• Good HTML & CSS knowledge with 2+ years of experience in layout development.

• Experience with databases (e.g., MySQL, MongoDB, or others).

• Familiarity with package managers (composer, npm, yarn).

• Understanding of OOP and MVC architecture.

• English: Intermediate level (focus on written communication).

Nice to Have (but not required):

• Experience with modern tools: PHP8+, SASS, TypeScript, Webpack, Babel.

• Familiarity with version control systems like Git or SVN.

Responsibilities:

• Develop new applications, features, services, and APIs using Laravel and JavaScript.

• Create and maintain responsive, high-quality layouts using HTML and CSS.

• Stay up-to-date with new technologies, trends, and best practices in web development.

• Collaborate with team members to ensure efficient and high-quality internal processes.

• Participate in technical discussions and code reviews, applying critical thinking and contributing to the team’s growth.

• Focus on delivering clean, maintainable code with an emphasis on simplicity and usability.

What We Offer:

✔️ Stable and competitive salary with regular performance-based reviews.

✔️ Opportunities for career growth and continuous skill development.

✔️ Work on innovative projects using cutting-edge technologies.

✔️ A dynamic environment with minimal bureaucracy to focus on delivering results.

✔️ Professional bookkeeping and tax support.

✔️ Compensation for external English language training.

Why Join Us?

We’re a dynamic team passionate about creating impactful projects. At CUDEV, you’ll grow professionally while collaborating with experienced colleagues in an environment that fosters creativity, innovation, and continuous learning.
 

Requirements:

• Strong backend development experience with Python and PostgreSQL (SQL Alchemy + Alembic)
• Proficiency with React and TypeScript for frontend development
• Solid understanding of infrastructure-as-code tools like Terraform
• Experience with Kubernetes and maintaining Helm charts
• Comfortable creating new microservices from scratch, including API design and deployment pipelines
• Ability to work proactively with minimal supervision, owning features end-to-end
• Excellent communication and collaboration skills in distributed teams

Nice-to-Have:

• Familiarity with FastAPI
• Experience with Bazel build system (training can be provided)
• Exposure to CI/CD practices and observability tools

Key Responsibilities:

• Build and deliver full-stack solutions using React, TypeScript, Python, and FastAPI
• Take ownership of features from idea to production (including design, development, testing, deployment, and monitoring)
• Design and implement scalable backend systems using PostgreSQL
• Build new microservices from scratch, including infrastructure configuration using Terraform and Helm
• Maintain and extend Kubernetes Helm charts for service deployment
• Collaborate with team members during weekly syncs to discuss progress, blockers, and demos
• Conduct code reviews, participate in design discussions, and handle ad-hoc support when needed
• Work independently and proactively drive tasks forward, coordinating across time zones

About the Project:

We’re hiring a Full-Stack Software Engineer (Python + React) to join a fast-paced, highly autonomous team. This role is ideal for an engineer who is comfortable working across the stack, passionate about writing clean and scalable code, and capable of driving features end-to-end — from design to infrastructure provisioning to production monitoring.

You will work closely with cross-functional teams to build new features, create microservices from scratch, and manage infrastructure using modern DevOps practices.