Senior Frontend Engineer (React)

JavaScript

Senior Frontend Engineer (React)

JavaScript
Chmielna, Warszawa

speedapp

Full-time
B2B
Senior
Remote

Job description

Our team works like a startup inside company, fast, hands-on, and driven by curiosity. We experiment, build, and launch new AI-powered products thatredefine how brands connect with shoppers in the age of conversational search.


RESPONSIBILITIES

  • Our culture is based on leveraging cutting-edge technologies while encouraging innovation and creativity.

  • In this position, you will design and craft the infrastructure and platform to be used by millions of users worldwide every day.

  • We believe in full transparent, continuous improvements, innovation, and maximizing the technology for our needs.

  • Be part of the team which will design, build our new technology, and supports our high scale products.


REQUIREMENTS

  • Hands-on with large-scale, cloud-based production environments as an experienced front-end engineer, with at least 7 years of experience with React.js – a must.

  • Commercial experience in the e-commerce industry (B2B/B2C) and working directly with product teams – a must.

  • Proven experience in responsive web design with popular UI frameworks such as Bootstrap, UIkit, Foundation, or similar.

  • Technical background with SSR (Server-Side Rendering) and SEO optimization.

  • Strong technical background and excellent programming skills in a web environment, with performance best practices in mind.

  • Proven experience in identifying, analyzing, and resolving system problems.

  • Experience in conducting technology, trends, standards, and product research.

  • A creative and technical mindset with strong attention to detail.

  • High-level English communication skills (written and verbal).

  • Independent team player.

  • BSc or MSc in Computer Science or a related discipline – an advantage.


WHAT DO WE OFFER ON THIS PROJECT?

  • Cooperation based on a B2B contract + paid vacation, sick leaves & Holidays

  • 100% remote work.

  • The support of a dedicated mentor. In the relationship, we focus on direct communication. When you join speedapp, you will be put in touch with a dedicated mentor who will make sure that you enjoy working with us and with the client.

  • Events and integration meetings, as well as participation in various initiatives, e.g., sports.

  • Access to the benefits offering (medical care, life insurance, Multisport card)


WHAT DOES THE RECRUITMENT PROCESS LOOK LIKE?

Application: Apply and submit your CV.

After the application review, the recruiter will contact selected candidates by phone.

Screening: Have a conversation with a speedapp recruiter about your experience.

Next steps: The speedapp recruiter will explain the recruitment process for the specific position.

The speedapp recruiter will stay in touch with you throughout the entire process.


ABOUT SPEEDAPP

At speedapp, we believe that an organization is only as good as the people who make it up. We are a team of IT experts and other professionals working for our clients around the world (including Israel, Austria, USA). We go far beyond the HR category. We build IT teams and also help manage them.

👉 10 years of experience

👉 +100 clients worldwide 

+300 hires per year

💎 We have won the prestigious "Forbes Diamonds" award four times (2022, 2023, 2024, 2025). We are a member of the European Fast Growth Icons network and FinTech Poland. We are ranked 18th among the 100 fastest growing companies 2023 by Clutch.


DO YOU HAVE ANY QUESTIONS?

Contact the recruiter responsible for this process directly.

Barbara Krawczyk

Junior IT Delivery Consultant

barbara.krawczyk@speedapp.pl+48 734 469 838

Tech stack

    ReactJS

    master

    Next.js

    master

    SEO

    master

    English

    master

    Bootstrap

    regular

    UIKit

    regular

Office location

Published: 15.12.2025

Senior Frontend Engineer (React)

Summary of the offer

Senior Frontend Engineer (React)

Chmielna, Warszawa
speedapp
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