---
title: 'Middle Support Engineer (Node.js) at MasterBorn'
canonical: 'https://feeny.ai/job/middle-support-engineer-node-js-masterborn-wroc-aw-nn76p1xbahj0'
type: 'job'
last_seen: '2026-09-15'
---

# Middle Support Engineer (Node.js) at MasterBorn

- **Company:** MasterBorn
- **Location:** Wrocław, Poland
- **Work type:** remote
- **Posted:** 2026-09-14
- **Last confirmed live:** 2026-09-15
- **Apply:** https://jobs.lever.co/masterborn-2/4daf6015-6e99-4b8b-bc8b-9bc3cdf804c6

## Job description

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.

Salary: PLN 10.000 - 16.000 + VAT (B2B)

Offery summary:

- Required: available within 14-22 CET/CEST time, 2+ years of commercial experience in Node.js, essential experience in SQL and NoSQL DBs, vast knowledge of JS framework (Express.js preferred), SOLID and KISS, knowledge about design and architecture patterns, know-how and why Docker and GitHub Actions works, primary usage of AWS S3 services, detail oriented and problem solver, English C1,
- Offer: B2B, paid days off, 100% remote (or hybrid/onsite - as you prefer), full-time position, long-term contract, Scrum Teams
- Perks and Benefits: learning budget, health insurance and sport benefit, regular feedback, support, and real learning opportunities, access to internal Design Talks and Tech Talks, 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 and duties:

- 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 🥳

Meaningful projects, top-notch experts, and value-driven workplace Sound good? Apply now!

## About MasterBorn

## Company Overview
- **One-liner**: MasterBorn is a custom software development company that builds AI-powered products for U.S.-based startups and enterprises, delivering full-stack solutions from MVPs to complex applications.
- **Entity Type**: Private (Privately Held)
- **Headquarters**: Nashville, Tennessee, United States (with offices in Poland)
- **Founded**: 2016
- **Founders**: Gray Skinner (CEO), Stanisław Kwiatkowski (COO), Przemysław Królik (CTO)

## Core Business
- **Primary industry/industries**: Software Development, AI Product Development, Custom Software Engineering
- **Target customers**: B2B – U.S.-based startups, mid-size companies, and enterprise clients; focus on FinTech, SportsTech, MedTech, InfoSec, and other verticals.
- **Mission or purpose statement**: “Your vision—delivered faster, smarter, with expert support every step of the way. Because great products are born here.” [masterborn.com](https://www.masterborn.com/)

## Products & Services
- **AI Product Development**: Building intelligent solutions using AI as a core component, not just a buzzword.
- **Software Development**: Full-stack custom software engineering for web, mobile, and backend.
- **UX/UI Design**: Product design and user experience strategies.
- **DevOps**: Infrastructure, CI/CD, and deployment automation.
- **Product Management**: Strategic product ownership and roadmap execution.

## Market Standing
- **Valuation/Market Cap**: Not publicly available (private company, no disclosed funding rounds).
- **Key Metric**: 100+ products shipped; 91 employees (as of latest data, -10.7% YoY headcount decline). [linkedin.com](https://linkedin.com/company/masterborn)
- **Notable Investors/Partners**: No external investors disclosed. Client portfolio includes “unicorns” and U.S.‑based companies (e.g., PaymentsAI – increased conversion by 12%).
- **Growth Signals**: Active hiring (6 open positions including Senior Backend, Solutions Architect, and Junior roles); emphasis on expanding AI offerings; 100% Polish working hours for collaboration with American clients.

## Competitive Advantages
- **Full, in-house Scrum teams** (5–10 people per team) – no outsourcing, clear communication.
- **Founder-led leadership** with deep experience in scaling technology and product operations (CEO Gray Skinner served 1,000+ enterprise clients, including 200 from Forbes 2000).
- **Focus on “post-hype” AI** – delivering practical, value-driven AI solutions rather than trend-chasing.
- **Stable, scalable delivery** with a track record of long-term client relationships.

## Strategic Focus
- Scaling AI-powered product development and product-led operations.
- Growing U.S. client base while maintaining Polish time‑zone efficiency.
- Continuing to invest in internal learning, mentoring, and community events (TechTalks, hackathons).

## Why Work Here
- **Culture & Learning**: Yearly learning allowance, 8 hours of monthly learning time, 1:1 mentoring sessions, internal TechTalks and hackathons.
- **Work Model**: Flexible remote/hybrid options; 100% Polish working hours (no late nights despite U.S. clients); B2B or mandate contract.
- **Perks**: Health and sports refunds, top‑quality equipment, fully planned onboarding, long‑term cooperation focus.
- **Team**: Cross‑functional teams with specialists, heads, and interns; strong community of like‑minded professionals.

## Sources
1. [masterborn.com](https://www.masterborn.com/)
2. [masterborn.com/about](https://www.masterborn.com/about)
3. [linkedin.com/company/masterborn](https://linkedin.com/company/masterborn)
4. [jobs.lever.co/masterborn-2](https://jobs.lever.co/masterborn-2)

## Other roles at MasterBorn

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- [Intern Product Designer (AI Prototyping)](https://feeny.ai/job/intern-product-designer-ai-prototyping-masterborn-wroc-aw-jy2kkrpqz79r) — Wrocław, Poland
- [Middle Product Owner](https://feeny.ai/job/middle-product-owner-masterborn-wroc-aw-3f3ef3vepwp4) — Wrocław, Poland
- [Junior Product Owner - Join our Product Squad!](https://feeny.ai/job/junior-product-owner-join-our-product-squad-masterborn-wroc-aw-g0nsc7jpn4b0) — Wrocław, Poland
- [Intern Product Owner - Join our Product Squad!](https://feeny.ai/job/intern-product-owner-join-our-product-squad-masterborn-wroc-aw-xptfvn6y3n9b) — Wrocław, Poland
- [Haven't found a role you're looking for?](https://feeny.ai/job/haven-t-found-a-role-you-re-looking-for-masterborn-wroc-aw-we4dadw10j8r) — Wrocław, Poland