Middle Support Engineer (Node.js)

Masterborn 2 · Wrocław · posted Sep 14, 2026

Open to candidates in 27 countries

Austria, Belgium, Bulgaria, Croatia, Cyprus, Czechia, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden

mid

You apply on the company's own site. We never charge to apply.

What this role actually asks for

Extracted by RemoteHunt

Must have

  • 2+ years of commercial experience in Node.js
  • Experience with AWS for debugging
  • Good understanding of JS (ES 2018+), OOP, clean code
  • Experience with Node.js backend framework (Express.js preferred)
  • Worked with relational SQL databases
  • English level C1

Nice to have

  • Past support-level experience
  • Serverless experience
  • Familiarity with process automation tools
  • Basic experience with Docker
  • Worked in Agile/Scrum

Tools and technologies

Node.jsTypeScript(No)SQLAWSMS SQLPostgreSQLSnowflakePythonPowershellSlackGSuiteGitHubJiraCodaFigJam

Languages required

enpl

The full posting

We are currently improving our world-class service with a Support Engineer role.

Your challenge will be to provide the highest quality level of service and focus on fixing and debugging modern, scalable web application using Node.js frameworks with TypeScript and (No)SQL technologies, mainly on AWS Cloud.

You will work for one of our US-based clients: Payments.ai within 14-22 CEST/CET time zone.

We're a team of top performers. 100% of our clients and referrals are from the high-end American IT market.

Contract summary::

  • Rate: PLN 10.000 - 16.000 + VAT (B2B)
  • Contract: B2B, paid days off, 100% remote (or hybrid/onsite - as you prefer), full-time position, long-term contract, Scrum Teams
  • Perks and Benefits: 3,000 PLN annual training budget, Multisport, Luxmed, Cafeteria Platform, Tech-talks, Learning sessions, and more
  • Tools & Tech Stack: MS Office Suite, Azure Devops, Jira, FigJam, Windows/iOS, MS SQL, PostgreSQL (Greenplum), Snowflake, Python, Powershell, Slack, GSuite, GitHub, Jira, Coda, FigJam, Apple MacBook Pro

Your future tasks::

  • Communicate with the client to gather the issue report and troubleshoot during the afternoon/evening hours (14-22 CET/CEST)

  • Reviewing error tracking tools, infrastructure, and 3rd party connections and debugging them as needed

  • Prioritizing requests/bugs and solving ongoing client requests

  • Pro-active communication and problem-solving skills to provide top-quality service

  • Writing readable and easy-to-maintain JS code with different flavors

  • Have technical involvement in the product - finding ways to improve it and fixing it

  • Direct involvement with the design and modification of basic DB structures

  • Writing documentation for delivered code and solutions

  • Communicate with the team to efficiently translate business complexities (user stories/tasks) into solutions (results/estimations)

  • Staying on top of trends/news, sharing them, teaching others, and aiming for the best quality solutions

  • Improving and reusing the company’s knowledge base

About you - Tech Skills & Experience::

  • 2+ years of commercial experience in Node.js
  • Experience with AWS allowing debugging of the application (i.e. Cognito, CloudWatch, SQS, SES, Lambda),
  • Good understanding of JS (at least ES 2018), OOP, clean code and best practices,
  • Good experience with at least one Node.js backend framework (i.e., Express.js - preferred, Koa.js, others) - knows most of its basic APIs/features, was working on at least 1/2 projects involving such technologies.
  • Have worked with relational SQL databases (integration-wise and as a basic design skill) with ORM or query builder tools (i.e., Sequalize, Knex)
  • Potentially worked with NoSQL databases and/or in-memory databases and utilized them as a data store (i.e., Mongo, Redis)

About you - Soft skills::

  • English level C1 - direct communication with clients/documentation/tasks/other reading/speaking/writing
  • Polish level C1 to communicate efficiently within the team
  • Understand the significance of MVP and prioritize the pursuit of excellence and high-quality outcomes, even amid tight project timelines.
  • Strong problem-solving abilities and detail orientation to diagnose issues, suggest solutions and make decisions based on project requirements

Nice to have::

  • Past support-level experience, open-source contributions, Serverless experience, experience in TypeScript and various BE frameworks
  • Familiarity with process automation tools such as n8n, Zapier, or Make
  • Basic experience with Docker - knows how to prepare a basic environment and connect things up to work locally
  • Worked in Agile/Scrum daily consisting of people with similar skills and monitoring code quality daily
  • Ability to debug and fix basic React issues
  • Experience as any other support role

Recruitment process::

  • CV Review
  • Phone call with our Recruiter (15min)
  • Soft-skills interview with our Recruiter (1h)
  • Technical interview with our Specialist (1,5h)
  • Decision and feedback 🥳

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