Middle Full-Stack Developer (React.js + Node.js)

We are excited to invite full-stack JavaScript developers, to join our team on a full-time basis.

Full time | (Office or Hybrid) | Lviv, Ukraine

Responsibilities:

• Implement front-end and back-end solutions for both existing and new projects;
• Conduct code reviews and ensure project code quality;
• Collaborate with the team and clients to define, design, and deliver new features;
• Optimize applications for speed, scalability, and security;
• Suggest improvements to development processes and best practices;
• Provide estimates for new features and technical tasks.

Requirements:

Technical (required):

• Strong knowledge and commercial experience in JavaScript/TypeScript;
• Experience in developing web applications with React.js and Next.js;
• Proficiency in state management tools such as Redux or Zustand;
• Strong experience with Node.js and frameworks like Express.js or Nest.js;
• Experience in designing and implementing RESTful APIs and working with GraphQL;
• Solid understanding of SQL (PostgreSQL, MySQL) and NoSQL databases (MongoDB, Firebase);
• Hands-on experience with Docker and containerized applications;
• Familiarity with microservices architecture and event-driven systems (Kafka, RabbitMQ, or similar);
• Experience working with authentication & authorization (OAuth/JWT);
• Good understanding of CI/CD pipelines and DevOps practices;
• Strong knowledge of HTML5, CSS3, and experience with CSS-in-JS solutions like Styled Components, TailwindCSS;
• Experience working with version control systems (Git) and GitHub/GitLab workflows;
• Ability to write clean, efficient, and testable code, following SOLID principles and best practices.

Will be a plus:

• Experience with WebSockets and real-time applications (Socket.io);
• Knowledge of serverless architectures (AWS Lambda, Firebase Functions);
• Experience with Unit Testing and E2E Testing (Jest, Cypress);
• Familiarity with Headless CMS (Strapi, Contentful).

Personal:

• Strong analytical and problem-solving skills;
• Proactive approach to challenges and solutions-oriented mindset;
• Ability to work independently and as part of a team;
• Strong communication skills in English (Intermediate+).

We offer:

• Open management and a friendly, dynamic team.
• Up to 100% compensation for certifications and up to 50% reimbursement for educational programs.
• 18+4 paid vacation days per year.
• Flexible working schedule.
• Company-provided devices.
• Accounting support.
• Convenient office location and a productive work environment.
• A win-win approach for both you and the company.