Senior Node.js Developer

STX Next S A
PL - poznań
April 10, 2025

technologies-expected :

JavaScript
Node.js
MongoDB
Rabbit MQ
React.js
NestJS
Express.js
Koa
Fastify
Socket.io
TypeScript
Postgres
MySQL
MariaDB
AWS

technologies-optional :

Python
Vue
Angular
React Native

about-project :

At STX Next, our JavaScript Strategic Department is growing rapidly, driven by a community of Node.js enthusiasts. We work remotely and regularly connect through meetups, tech talks, and other industry events. We actively participate as speakers, organizers, and participants, always striving to expand our knowledge and share it with others.
Our technical approach is holistic, focusing on increasing both the seniority and specialization of our developers across technologies like Node.js, React, Angular, Vue, and more. We constantly monitor emerging frameworks and libraries and leverage AI and other tools to improve our efficiency, work comfort, and deliver exceptional results.

responsibilities :

Designing, developing, and maintaining server-side applications.
Writing clean, maintainable, and scalable code.
Troubleshooting and debugging Node.js applications.
Ensuring security and data protection within your code.
Identifying and fixing bottlenecks and bugs.
Collaborating with team members to continuously improve processes and product quality.
Staying up-to-date with the latest Node.js and JavaScript trends.
Sharing knowledge and best practices with the broader development team.
Writing integration and unit tests to ensure your code is high quality.
Conducting code reviews for your teammates to maintain best practices.

requirements-expected :

Excellent knowledge of the latest JavaScript standards.
Strong understanding of the Node.js ecosystem and fundamentals (event loop, async I/O model).
Very good knowledge of MongoDB, Rabbit MQ
Demonstrated experience with React
Experience with production-ready frameworks (e.g., NestJS, Express.js, Koa, Fastify, Socket.io).
Familiarity with TypeScript.
Experience writing integration and unit tests (e.g., Jest).
Familiarity with relational databases (Postgres, MySQL, MariaDB, etc.).
Experience using and consuming RESTful APIs with a solid understanding of HTTP.
Experience with code versioning platforms (e.g., GitHub, GitLab, BitBucket).
Experience in designing and implementing scalable, maintainable, and efficient software architectures, preferably with AWS.
Good communication skills in English (B2 minimum, C1 preferred).
A team player with a collaborative mindset!

offered :

Work-life balance: We are open to discussing individual needs. Set up working hours and limited remote work scheduled with your team and manager, in a way that works for both sides
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

benefits :

sharing the costs of sports activities
private medical care
life insurance
remote work opportunities
flexible working time
corporate products and services at discounted prices
integration events
no dress code
video games at work
coffee / tea
drinks
parking space for employees
leisure zone

Read the full job description and apply online on the recuiter's web-site

Thank you for your interest in working for our Company. Recruiting the right talent is crucial to our goals. On April 1, 2024, 3M Healthcare underwent a corporate spin-off leading to the creation of a new company named Solventum. We are still in the process of updating our Careers Page and applicant...

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