Senior Full-Stack Team Lead for Data-Driven PMO

INFUSE; Kraków; On-site; PLN 180,000 - 260,000; Full time

Benefits offered by this job

Reduced summer hours

Structured Friday schedule

Job summary

INFUSE is seeking a Team Lead Full Stack Developer to drive end-to-end solution delivery within our PMO department, leading a cross-functional team and shaping architecture for high-quality, on-time releases.

You will drive the full product lifecycle from MVP scoping to stable production, build responsive frontend components, and design robust backend APIs and databases. English proficiency at B2 level or higher is expected.

Qualifications

• Mid-level+ hands-on experience with modern frontend frameworks (React and/or Vue).
• Strong backend development skills, including API design and database management (PostgreSQL and/or MongoDB; Redis; S3).
• Strong command of Python and Node.js; experience building REST and/or GraphQL APIs.
• Proficiency with AWS and Git; comfortable working with CI/CD pipelines.
• Daily, practical use of AI coding assistants (Claude, Cursor, GitHub Copilot, or similar); understanding of strengths/limitations across tools.
• Architecture-focused mindset: scalable systems, clean integration points, long-term maintainability.
• Startup mindset: comfortable with ambiguity, fast iteration, and wearing multiple hats.
• Experience with data/web scraping, MarTech, or SalesTech (highly desirable).
• English proficiency at B2 level or higher.

Responsibilities

• Drive the full product lifecycle – from MVP scoping to production release.
• Build responsive frontend components using modern frameworks.
• Design and develop robust backend APIs and databases for long-term maintainability.
• Integrate and manage third-party APIs for reliable data flow.
• Analyze data and build efficient data pipelines (highly preferred).
• Collaborate with cross-functional teams to translate business requirements into scalable solutions.

Skills

Frontend frameworks

Backend development

API design

Database management

Python

Node.js

AWS

Git

CI/CD

AI coding assistants

Architecture mindset

Startup mindset

Data scraping

English proficiency

Tools

React

Vue

PostgreSQL

MongoDB

Redis

S3

Job description

INFUSE is seeking a Team Lead Full Stack Developer to drive end-to-end solution delivery within our PMO department, leading a cross-functional team and shaping architecture for high-quality, on-time releases.

You will drive the full product lifecycle from MVP scoping to stable production, build responsive frontend components, and design robust backend APIs and databases. English proficiency at B2 level or higher is expected.