Senior Fullstack Engineer (Angular / React / Elixir)

We’re looking for a Senior Frontend-Focused Fullstack Developer who’s passionate about building modern, scalable web applications.
You’ll work primarily with Angular (and occasionally React) on the frontend, while contributing to backend services built with Elixir.

You’ll join our Frontend Foundation Team - a small, high-impact group within our 20-person Frontend Guild. We make things run fast, smooth, and reliable.
Our mission is to empower other product teams by building the core tools, shared libraries, and performance improvements that keep our platform rock-solid.

Your journey:

First 3 Months:
Get familiar with our ecosystem and start contributing to performance and reliability improvements.

Within 6 Months:
Take ownership of shared frontend components and help other teams build faster and better.

After 1 Year:
Become a key technical reference, leading cross-team initiatives and shaping our frontend architecture.

What you’ll be doing:

• Lead the development of complex UI features using Angular and React

• Collaborate closely with designers and backend engineers to deliver seamless user experiences

• Contribute to Elixir services when needed

• Write clean, maintainable, and testable code

• Participate in code reviews, technical discussions, and architecture decisions

• Share knowledge and mentor other developers on frontend best practices

Requirements

What you bring

• Strong expertise in Angular and solid experience with React

• Practical knowledge of TypeScript, modern bundlers (e.g. esbuild, Vite, Webpack), and experience working in Nx monorepos

• Good understanding of Elixir

• Passion for performance, scalability, and clean architecture

• Experience working closely with product teams in a cross-functional environment

• Communicative English and Polish, both spoken and written

Why Tellent

• Working within an international, friendly team that truly values your contribution

• Brilliant culture and informal, come-as-you-are dress code

• Salary in the range of:

  • For B2B: 20000 - 28000 PLN + VAT and 30 paid break days

  • For an employee contract: 16.600 PLN - 23.200 PLN and 26 paid holiday days on employee contract + 2 wellbeing days each year

• €1000 of training budget per year to keep you sharp and in tune with trends

• €200 home office budget + work from home allowance

• Work from anywhere for 4 weeks/year

• MacBook + displays, alongside all the tools you need to succeed

• Travel reimbursement and wellness perks

• Fitness card (Multisport)

• Private health care (LuxMed)

About Tellent

Tellent is a leading Talent Management Suite designed to empower HR & People teams across the entire employee journey. Our all-in-one platform combines an Applicant Tracking System (Tellent Recruitee), intuitive HRIS (Tellent HR) and powerful Performance Management Software (Tellent Grow) to streamline every stage of the talent lifecycle.

With a team of 250+ talented professionals across global hubs, we support 7,000+ organizations in 100+ countries — helping them attract, grow and retain top talent. Backed by a thriving ecosystem of 500+ partners, we’re united by one shared mission: to equip People leaders everywhere with the tools they need to make better people decisions today.