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Backend Engineer (Node.js+React)
New
JavaScript

Backend Engineer (Node.js+React)

Poland
45 - 50 USD/hNet per hour - B2B
45 - 50 USD/hNet per hour - B2B
Type of work
Full-time
Experience
Senior
Employment Type
B2B
Operating mode
Remote
7N

7N

Ciągłe szukanie nowych projektów IT, negocjacje stawek, brak realnego wsparcia w rozwoju – brzmi znajomo? Znamy tę perspektywę, dlatego w 7N stworzyliśmy model współpracy, który zapewni Ci stabilność kontraktów, indywidualne wsparcie dedykowanego opiekuna oraz możliwości profesjonalnego rozwoju – bez zbędnych formalności i stresu. Współpracujemy z ponad 1700 konsultantami (ekspertami z branży IT), realizującymi projekty dla 220 klientów z różnych branż. Choć wywodzimy się z Danii, dziś działamy globalnie z 12 biur w Europie, Ameryce Północnej i Azji.

Tech stack

    Polish

    C1

    English

    C1

    Node.js

    advanced

    English

    advanced

    JavaScript

    advanced

    Type script

    advanced

    React

    regular

    CI/CD

    regular

    Jenkins

    regular

Job description

Online interview

About the project

For our client operating in the financial services industry, we are looking for a Backend Engineer to work on developing and maintaining software applications and services. The successful candidate will be part of a team focused on delivering a secure and top-notch digital experience for both internal and external customers.



Location

  • 100% remote


Tasks


  • Plan, design, develop, configure, document, deploy, troubleshoot, and maintain software applications and services.

  • Collaborate with developers, business analysts, product managers, and QA/testing staff.

  • Develop, maintain, and support Internet Banking applications.

  • Bring technical expertise and industry best practices to the development team.

  • Work independently and as part of a team to develop features and resolve issues.


Requirements


  • Strong object-oriented analysis and design skills and experience with the web technology stack.

  • Expertise in JavaScript, TypeScript, HTML, TSS, Node.js.

  • Expertise in React, TailwindCSS, NextJS or similar frameworks.

  • Experience with automated testing frameworks like Jest, Playwright, or Cypress

  • Expertise with responsive and mobile design, cross-browser development, and use of APIs.

  • Experience in web services including SOAP and REST.

  • Advanced knowledge of source control and change control practices.

  • Experience with build automation and deployment tools (Git, Jenkins, GitHub Actions, etc.).

  • Experience deploying applications in a containerized, cloud environment (e.g., Kubernetes).

  • Development experience with web applications deployed in complex, multi-tiered environments.

  • Strong initiative and focus on high-quality results.

  • Excellent team player with the ability to collaborate with peers and other stakeholders.

  • Familiarity with Agile development methodologies.

  • Strong oral and written communication skills.

  • Ability to independently drive solutions while working with multiple teams and business units.

  • Bachelor's Degree in Computer Science, STEM, or a related field or an equivalent combination of education, training, and experience.

  • Optional: Knowledge of SQL Queries and Stored Procedures is a plus.

  • Optional: Dynatrace expertise would be a bonus.

  • Optional: Financial Services experience a plus.


We offer

  • Ongoing support from a dedicated agent, taking care of your project continuity, client contact, necessary formalities, work comfort, and development, 

  • Consultants Development Program – advice on growth planning based on the latest trends and market needs in IT, including consultations with agents and growth mentors, 

  • Access to 7N Learning & Development – a development and educational platform with webinars, a library of articles and industry reports, and regular invitations to one-time and recurring development events – technical, business, and lifestyle, 

  • Spectacular integration events, both for you (e.g., annual Kick-Off trip, Christmas parties, or Summer Olympics sports events) and for your loved ones (e.g., family picnics, movie premieres), 

  • Professional development not only during the project – you can get involved in knowledge transfer to others within the 7N Services offering directed at 7N clients, 

  • Relationships and access to the knowledge of the most experienced IT experts in the market – the average professional tenure of our consultants in Poland is over 10 years, 

  • A complete benefits package, including funding for medical care, life insurance, sports cards for you and your loved ones, as well as discounts in stores in Poland and abroad.


About 7N

Constantly searching for projects, difficult rate negotiations, lack of development support – sounds familiar? At 7N, you gain not only stability of contracts but also the personal involvement of a dedicated agent who ensures your professional comfort and continuous access to development initiatives. 

Our mission is to provide stable and rewarding collaborations that drive your success as an IT expert and the success of our clients. We build long-lasting relationships based on Scandinavian values and 30 years of experience creating IT solutions for over 200 organizations. 

45 - 50 USD/h

Net per hour - B2B

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