Full-Stack Engineer (Node.js, Go, React)

Madfish; Remote; GBP 80,000 - 100,000; Full time

Job summary

A dynamic tech company in the United Kingdom is seeking a Full-Stack Engineer to enhance their iGaming platform. You will utilize Node.js, Go, and React to develop secure, scalable applications. The ideal candidate has 2-3 years of commercial software development experience, a strong grasp of SQL and NoSQL, and familiarity with modern development practices. This role offers competitive compensation, a remote-first work model, and a collaborative environment focused on cutting-edge technology.

Benefits

Competitive compensation

Remote-first environment

Paid vacation and sick leave

Paid vacation and sick leave

Qualifications

• 2-3+ years of commercial software development experience building complex web applications.
• Strong full-stack experience including production experience with Node.js and Go.
• Solid knowledge of both SQL and NoSQL database design and optimization.

Responsibilities

• Design, build, test, and deploy secure, scalable features across backend, web, and mobile.
• Develop high-performance backend logic and APIs.
• Build responsive, complex UIs for web and mobile.

Skills

Node.js

Go

React

SQL

NoSQL

TypeScript

Zustand/Redux

Tailwind

Tools

Docker

CI/CD

Job description

Our engineering team is on the lookout for a talented Full-Stack Engineer with expertise in Node.js/Go and React to help us build and scale our cutting-edge iGaming platform.

In this role, you'll design and deliver end-to-end solutions that power seamless, secure, and high-performance experiences for players worldwide. From crafting robust backend services to building sleek, responsive interfaces, you'll transform product ideas into reality using a modern stack that includes Node.js, Go, React, and Next.js.

Required Qualifications

• 2-3+ years of commercial software development experience building complex web applications.
• Strong full-stack experience, including production experience with Node.js and Go.
• Expertise in either Node.js or Go as the primary backend language.
• Solid knowledge of both SQL and NoSQL database design, optimization, and management.
• Proficiency in TypeScript, Zustand/Redux and Tailwind.
• Hands-on experience with React and Next.js for interactive web applications and platform-specific optimizations.
• Familiarity with SSR and SPA architectures, reactive programming, and state management.
• Experience writing unit, integration, and failure tests.
• Experience with Docker and understanding of CI/CD concepts and benefits.
• Understanding of OOP and FP paradigms, their strengths and trade-offs.
• Working proficiency in written and spoken English.

Preferred Qualifications and Bonus Points

• Industry experience in Fintech or iGaming.
• Strong grasp of SOLID, GRASP, design patterns, and DDD concepts.
• Experience with high-load systems, service-oriented or microservice architectures or event-driven systems.
• Experience with blockchain, cryptocurrency or payment systems integrations in context of iGaming or Fintech.
• Fluency in Russian or Ukrainian.

What You'll Do

• Design, build, test, and deploy secure, scalable features across backend, web, and mobile clients.
• Develop high-performance backend logic, APIs, integrations, and data access layers.
• Build responsive, complex UIs for web and mobile, ensuring optimal user experience.
• Optimize system performance through caching, database access tuning, and global traffic scaling.
• Write comprehensive unit, integration, and E2E tests to ensure reliability and prevent regressions.
• Collaborate closely with Product, Design, QA, and other stakeholders to deliver solutions on time.
• Troubleshoot complex issues and evaluate new technologies to enhance the platform.
• Maintain clear and thorough technical documentation.

We Offer

• Competitive compensation, aligned with candidate's skills and experience.
• Remote-first environment with flexible hours, with core collaboration in European time zones.
• Corporate equipment: MacBook Pro for candidates based in Ukraine.
• Established development practices, cutting-edge technology stack with complex tasks and global impact.
• Friendly, supportive team and a value-driven culture.
• Paid vacation and sick leave.