Senior Node.js Developer

Intellias; Poland; On-site; PLN 180,000 - 300,000; Full time

Job summary

Intellias is seeking a back-end developer to join our growing team in a data-intensive, microservices-focused environment. You will work on products ranging from dashboard integrations to data analytics, applying Node.js, NestJS, TypeScript, and modern databases to deliver high-quality solutions for clients in a fast-moving market.

We value 5+ years of experience, strong Node.js/TypeScript and React skills, and a solid foundation in relational and NoSQL databases.

Qualifications

• 5+ years of development experience in startups or agile environments.
• Strong Node.js/TypeScript (Express/NestJS) and React skills.
• Experience with scalable microservices and data-rich architectures.
• Proficiency with PostgreSQL, MongoDB, Redis.
• B.Sc in Computer Science or equivalent.

Responsibilities

• Design data-intensive web applications.
• Optimize performance for fast-growing business.
• Handle on-call duties on the project.

Skills

NodeJS/TypeScript

React

Microservices architecture

OOP design patterns

Team player

Communication skills

Education

B.Sc in Computer Science

Tools

PostgreSQL

MongoDB

Redis

Kafka

RabbitMQ

AWS

Job description

Dive deep into Digital! For 20 years Intellias has been developing top-tier digital solutions for the world’s leading companies, keeping them in line with the latest technology trends. Join in and provide innovations for the future!

Project Overview:

Our team is growing, and we are looking for a talented back-end developer. You will work in small teams on various products, from integrating multiple platforms into one dashboard to managing our data and analytics systems. Our client provides a property management software product and support services for the $100 billion Airbnb and vacation rental market. They are one of the fastest growing high-tech start-ups in Tel Aviv, profitable and showing very promising results. The team is all about accuracy, architecture, and impact. We handle complex business logic, data flows and transformations, and focus on providing high-most quality & accuracy. When you will join us, you will have a tremendous impact on company's success. Stack Node.js, NestJS, TypeScript, MongoDB, PostgreSQL, Kafka, RabbitMQ, React, AWS If you are looking for an interesting product and enjoy being challenged - this is the place for you!

Requirements:

• At least 5 years of experience in development roles, preferably from startups (or other agile environments).
• Experience with NodeJS/Typescript (ExpressJS/NestJS) - Must!
• Experience with React.
• Experience in designing high performance, highly scalable microservices architecture with OOP design-patterns and complex business logic.
• Experience in relational databases and NoSQL databases (PostgreSQL, MongoDB, Redis).
• Proficiency in design of distributed enterprise systems - Advantage!
• Experience in the payments domain - nice to have.
• Passionate about technology, enjoys solving complex problems and learning new technologies.
• B.Sc in Computer Science (or equivalent).
• A team player with strong communication skills.

Responsibilities:

• Design of the data-intensive web applications.
• Optimize performance to support the fast growing business.
• On-call duties are also present on the project.