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Senior Software Engineer (Node/React)

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Senior Software Engineer (Node/React)

We are looking for a Senior Software Engineer (Node/React) to join a fast-growing European fintech company building AI-powered software that transforms how businesses manage receivables and debt collection. The platform automates financial workflows, streamlines collections, and integrates seamlessly with clients’ systems, helping organizations improve cash flow through modern cloud-native technology and intelligent automation. You will play a key role in developing and maintaining backend services, building modern React applications, and contributing to cloud-native deployments. The ideal candidate enjoys solving technical challenges, takes ownership of features, and is passionate about delivering high-quality software while working with modern technologies and AI-powered solutions.

award icon Salary: €6250 - €7500
award icon Hybrid, Warsaw
award icon Full-time
award icon B2B

Requirements

checked icon 5+ years of professional software development experience
checked icon Strong proficiency in TypeScript, Node.js (NestJS), and React
checked icon Solid experience building modern React applications
checked icon Experience developing and maintaining REST and GraphQL APIs
checked icon Hands-on experience with MySQL or other relational databases
checked icon Experience working with Docker and containerized applications
checked icon Familiarity with Google Cloud Platform or other cloud platforms
checked icon Experience using Axios or similar libraries for API communication
checked icon Strong problem-solving skills with an ownership-driven mindset
checked icon Ability to work independently while collaborating effectively within a team
checked icon Excellent English communication skills

Nice to have

checked icon Experience integrating AI services such as OpenAI APIs
checked icon Experience with Tailwind CSS, Material UI (MUI), or similar UI frameworks
checked icon Experience building cloud-native, serverless applications
checked icon Familiarity with Agile development environments
checked icon Startup experience

Responsibilities

checked icon Develop and maintain backend services using NestJS (Node.js) and TypeScript
checked icon Build and enhance modern React applications with a focus on scalability and performance
checked icon Develop and maintain REST and GraphQL APIs
checked icon Integrate AI-powered capabilities into the product using modern AI services
checked icon Design responsive user interfaces using Tailwind CSS, Material UI, and modern frontend technologies
checked icon Manage application deployment using Docker in a cloud-native environment
checked icon Design, optimize, and maintain MySQL databases and application data models
checked icon Collaborate with cross-functional teams to deliver features from concept through production
checked icon Participate in technical discussions, code reviews, and continuous improvement initiatives
checked icon Take ownership of features while contributing to product quality, engineering best practices, and ongoing platform development

Please include GDPR consent

I acknowledge, that by submitting the form I give consent for my personal data included in the application to be processed by DevsData LLC for the purposes of current and future recruitment processes in accordance with Art. 6 paragraph 1 letter a of the Regulation of the European Parliament and of the Council (EU) 2016/679 of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation).
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globe icon Hybrid/Warsaw

Senior Software Engineer (Node/React)

6250 - 7500 EUR net/month - B2B
net/month - B2B
6250 - 7500 EUR
Apply Now
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DevsData LLC needs the contact information and your personal data to be processed for the needs of a recruitment process. For information on how to withdraw your consent, as well as our privacy practices and commitment to protecting your privacy, check out our Privacy Policy.
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What will be your next steps?

1

Quick non-technical
conversation

It's all about communication! We want to see how your social and decision-making skills can contribute to efficient team performance.

2

60 to 90 minutes technical
interview

During the technical interview, we want to assess the candidate's specific knowledge, skills, and abilities in relation to our client's needs.

3

Client
interview

The problem-solving challenge is all about using logic and creativity to make sense of a situation and develop an intelligent solution.

4

Offer

You did it! After managing to get through all of these rigorous stages, it's finally time to recommend you directly to our clients.

1

Quick non-technical
conversation

It's all about communication! We want to see how your social and decision-making skills can contribute to efficient team performance.

2

60 to 90 minutes technical
interview

During the technical interview, we want to assess the candidate's specific knowledge, skills, and abilities in relation to our client's needs.

3

Client
interview

The problem-solving challenge is all about using logic and creativity to make sense of a situation and develop an intelligent solution.

4

Offer

You did it! After managing to get through all of these rigorous stages, it's finally time to recommend you directly to our clients.
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