Fullstack Developer – React, Node

Qualysoft

Fullstack Developer developing responsive web applications using React.js and building REST APIs with Node.js. Working with AWS components and collaborating with cross-functional teams.

Posted 5/18/2026full-timeBucharest • 🇷🇴 RomaniaMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

AWSCloudDynamoDBJavaScriptNode.jsReact

About the role

Key responsibilities & impact

Develop and maintain responsive web applications using React.js;
Build and integrate REST APIs using Node.js;
Design and implement scalable backend services;
Work with AWS cloud components such as Lambda, Step Functions, and DynamoDB;
Collaborate with cross-functional teams including Product, QA, and DevOps;
Ensure application performance, scalability, and security;
Participate in code reviews and contribute to technical improvements;
Troubleshoot and resolve production issues.

Requirements

What you’ll need

Strong experience with React.js for frontend development;
Solid experience with Node.js for backend/API development;
Experience building and integrating RESTful APIs;
Hands-on experience with AWS services: o AWS Lambda; o AWS Step Functions; o DynamoDB;
Understanding of full stack development best practices;
Experience with Git and Agile methodologies;
Good problem-solving and communication skills.

Benefits

Comp & perks

Premium medical package
Lunch Tickets & Pluxee Card
Bookster subscription
13th salary/yearly bonuses
Enterprise job security with a startup mentality (diverse & engaging environment, international exposure, flat hierarchy) under the stability of a secure multinational
A supportive culture (we value ownership, autonomy, and healthy work-life balance) with great colleagues, team events and activities
Flexible working program and openness to remote work
Collaborative mindset – employees shape their own benefits, tools, team events and internal practices
Diverse opportunities in Software Development with international exposure
Flexibility to choose projects aligned with your career path and technical goals
Access to leading learning platforms, courses, and certifications (Pluralsight, Udemy, Microsoft, Google Cloud)
Career growth & learning – mentorship programs, certifications, professional development opportunities, and above-market salary

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

React.jsNode.jsREST APIsAWS LambdaAWS Step FunctionsDynamoDBfull stack developmentGitAgile methodologiesapplication performance

Soft Skills

problem-solvingcommunicationcollaboration