Senior Full-Stack (Node+React) Engineer (#3732)

JavaScript

-, Bratysława

N-iX

5 500 - 6 800USD

Net per month - B2B

Full-time

B2B

Senior

Hybrid

Tech stack

English

B2

Node.js

master

React

master

TypeScript

master

Express.js

advanced

PostgreSQL

advanced

AWS

regular

Job description

Role description

Our team seeks an enthusiastic, inquisitive and self-motivated individual to join the big team. Our ideal candidate is a resourceful problem-solver with extensive experience in front-end technologies and expertise in Javascript, HTML5, CSS3/SCSS.

About the project:

Cleverbridge is a platform that provides global e-commerce and subscription billing solutions that help companies build long-term customer relationships and grow revenue streams. With its flexible, cloud-based billing and monetization platform, cleverbridge integrates seamlessly with client systems, simplifies subscription business models and delivers an optimized online customer experience.

Requirements:

• A bachelor's degree in Computer Science, Engineering, or a related field

• At least 5 years of front-end development experience

• Experience with NodeJs + React (optional ExpressJS)

• Proficiency in JavaScript, HTML5, CSS3, and SCSS

• Strong expertise in PostGreSQL / RDBMS and different persistence models would be very helpful (relational DB, noSQL approaches, Event Sourcing)

• Experience with microservices

• Experience with micro-frontends

• Know-how of building APIs from scratch

• Experience working with REST & GraphQL APIs

• Understanding of an event-driven architecture (especially concepts of event sourcing and CQRS and asynchronous messaging, i.e. Publish/Subscribe pattern)

• Knowledge of general tools in team works: JIRA, Git, Jenkins, IDEs

• Knowledge of AWS / Kubernetes would be a plus

• Profound experience with unit testing frameworks

• Knowledge of UI/UX best practices

• Experience with cross-browser and mobile optimization

• Knowledge of W3C accessibility standards

• Familiarity with website performance evaluation tools

• Understanding of frontend XSS prevention

• Ability to turn business requirements into creative and effective solution designs

• Independent problem-solver and self-starter

• Strong collaborator and able to work with peers to bring projects to life

• Uncompromising attention to detail and commitment to quality

Responsibilities:

• Design and customize the web application to meet client requirements and expectations

• Ensure that frontend code is optimized for cross-browser and mobile compatibility

• Create and maintain custom front-end features that are both beautiful and functional

• Designing & developing GraphQL APIs for a modern web application

• Designing, building, and maintaining performant, efficient, reusable, and reliable code

• Requirements review, requirements development

• PCI DSS standard (four-eyes principle), QA, code review

• Writing unit and integration tests

• Problem-solving and root cause analysis

• Communicating with internal product owners and stakeholders as well as external providers

• Sharing new ideas, techniques and methodologies

• Champion coding standards and help train other developers through code reviews

• Interpret business requirements and turn them into effective solution designs

• Keep project management informed of project status and progress towards deadlines

We offer*:

• Flexible working format - remote, office-based or flexible

• A competitive salary and good compensation package

• Personalized career growth

• Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)

• Active tech communities with regular knowledge sharing

• Education reimbursement

• Memorable anniversary presents

• Corporate events and team buildings

• Other location-specific benefits

Published: 13.08.2025

Meet the company

N-iX

N-iX is a global software development service company that helps businesses across the globe create mind-blowing software products. Founded in 2002, today we’re a team of 2,200+ tech-savvy professionals working on innovative projects for global industry leaders and Fortune 500 companies.

Company profile

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