Senior Backend Engineer (TS + Node.js)

Framna ApS; Gdańsk; Hybrid; PLN 180,000 - 260,000; Full time

Benefits offered by this job

Hybrid work model

Mentoring program

Training budget

English classes

Job summary

Framna is seeking a senior Backend Developer to join a team building a next-generation, passwordless authentication platform used by millions. You’ll work across the stack with TypeScript, Node.js, and React, taking ownership of solutions and shaping how things are built.

The role emphasizes collaboration, continuous learning, and ownership, with hybrid work in Gdańsk Wrzeszcz and a focus on delivering real value through scalable backend systems and modern web APIs.

Qualifications

• 6-8 years building digital products
• Strong knowledge of TypeScript and JavaScript
• Hands-on experience with Node.js and React
• Ownership mindset across the stack
• Experience using AI tools to support coding, testing, and docs
• Solid understanding of SQL and NoSQL databases
• Good knowledge of HTTP and REST APIs
• Willingness to occasionally work with frontend tech
• Experience with backend testing approaches/tools
• Very good communication in English and Polish

Responsibilities

• Build and maintain backend services with a focus on reliability and security.
• Own features end-to-end from conception to production.
• Collaborate across frontend, backend, and infra teams to ship value.
• Apply AI-assisted tooling to speed up coding, testing, and docs.

Skills

TypeScript

JavaScript

Node.js

React

AI tools

SQL/NoSQL

HTTP/REST

English & Polish

Job description

About us

At Framna, we partner with ambitious brands to create digital products that make a meaningful impact.

We work across the full product journey, from strategy and UX to engineering and long-term growth, combining technical expertise with a strong product mindset. Together with our partners, we build solutions that users rely on every day.

Our culture is built on trust, ownership, and fearless collaboration. We challenge ideas, support each other, and keep learning—openly sharing feedback, staying flexible in how we work, and approaching each other with empathy. Because the best products are created by teams that move forward together.

About the role

You will join a team building a next-generation, passwordless authentication platform used by millions worldwide, leveraging advanced biometrics to secure digital identities and enable seamless access.

Here, you will work across the full stack with TypeScript, Node.js, and React, with the space to take ownership and shape how things are built. We collaborate closely, share ideas openly, and use AI tools in our daily work—always focused on creating better products together.

We meet regularly in the studio to stay connected, share perspectives, and keep the team energy strong.

Preferred skills & qualifications

• At least 6-8 years of experience building digital products as a Backend Developer or in a similar role
• Strong knowledge of TypeScript and JavaScript
• Hands-on experience with Node.js and React
• Confidence working across the stack and taking ownership of solutions
• Experience using AI tools to support coding, testing, documentation, and team collaboration
• Solid understanding of databases (SQL and NoSQL)
• Good knowledge of HTTP, REST APIs, and modern web communication patterns
• Willingness to occasionally work with frontend technologies
• Experience with backend testing approaches and tools
• Very good communication skills in English and Polish

What you will find at Framna

• Real ownership and influence on the products you build
• A focus on business value over technical perfection
• Continuous feedback and open, honest communication
• Regular 1:1s and a mentoring program to support your growth
• Internal workshops and knowledge sharing across teams
• Flexible working hours (you can start between 7:00–10:00)
• Hybrid model with regular in-studio collaboration (Gdańsk, Wrzeszcz)
• High-quality equipment, including MacBook and testing devices
• Individual training budget
• English classes in small groups

Plus the essentials:

• Private medical care (Compensa) and MultiSport
• Team gatherings and shared moments beyond work

If you are motivated by ownership, collaboration, and continuous improvement, and you enjoy solving real problems with a team you can rely on—you will feel at home at Framna.

Let’s build impactful products together.