Senior Fullstack Developer (React/Node.js/Next.js)

Hi there! 

We are STX Next, a global IT consulting company specializing in customer-focused software services. Join a group of 500 professionals dedicated to helping customers build outstanding products. Leveraging the latest advancements in the field, and a passion for innovation, we're shaping the future of technology one project at a time.

Are you the NEXT one? 

Type of contract

A B2B contract for your flexibility and competitive compensation package

Location

A remote work model encouraging work-life balance.

Job description

Are you a seasoned developer who thrives at the intersection of robust backend logic and seamless frontend experiences? Do you enjoy not just writing code, but also advising clients and shaping technical roadmaps?

At STX Next, we are looking for an experienced full-stack developer who will act as a bridge between technology and business. You will join our growing JavaScript Department - a community of experts dedicated to building modern, scalable applications using the full power of the JS ecosystem.

Responsibilities

• Architecting Solutions: Designing and maintaining high-performance applications using Node.js, Next.js, and React.

• Full-stack Ownership: Building clean, maintainable UI code while ensuring the backend services are scalable and secure.

• Consulting & Communication: Translating complex technical requirements into business value and collaborating directly with stakeholders.

• Quality Mentorship: Participating in code reviews, establishing shared standards, and raising the bar for the entire team.

• Innovation: Leveraging AI-powered tools and the latest frameworks to optimise delivery and Developer Experience (DX).

Requirements

Must-haves:

• Senior-level Expertise: Strong production experience with React and the modern Node.js ecosystem.

• Framework Mastery: Deep understanding of Next.js (App Router, SSR, SSG) and TypeScript.

• Backend Proficiency: Solid experience with RESTful APIs, relational databases (PostgreSQL, MySQL), and core Node.js fundamentals.

• The "Consultant" Mindset: Excellent English communication skills (min B2/C1) with the ability to articulate technical decisions to non-technical stakeholders.

• Quality First: Hands-on experience with testing frameworks (e.g., Jest, React Testing Library, Cypress, Vitest, Playwright).

• Proficiency with Git (GitHub/GitLab) and CI/CD workflows.

Nice-to-haves:

• Cloud & DevOps: Experience with AWS, Docker, and Kubernetes.

• Data Diversity: Familiarity with NoSQL (MongoDB, Redis) or GraphQL.

• Advanced Architecture: Knowledge of microservices, RabbitMQ/Kafka, or Protobuf.

• Practical experience with AI-powered development tools (e.g., Cursor, GitHub Copilot) to enhance coding efficiency.

Benefits

Remote-First Flexibility

Work from where you feel most productive. We offer a remote-first environment with the freedom to set your own schedule in coordination with your team. Whether you need a midday break or a specific routine, we trust you to manage your time and deliver results while maintaining your personal well-being.

Reimbursed private medical care (Medicover) and Multisport

We care about the health and well-being of our colleagues. Choose a sports card and dedicated medical care for yourself and your relatives.

Leader’s support

Work with true enthusiasts and professionals who will support you along the way. You can count on leaders and experts who are willing to share their knowledge so that you too can join their ranks someday.

Technology focus

Python and JavaScript are not our only strengths, we are also very good at React Native, IoT, Machine Learning, .Net, DevOps and Blockchain.

Growth review

Junior, Regular or Senior? Every year we have a chance to discuss acquired skills and prepare a development plan for upcoming months.

Events

Attend exciting internal webinars, celebrate special days with us, and join us at conferences and meetups as a listener or speaker!

Workation

Team trips where you have a chance as a team not only to work together, but also integrate f2f.