Senior Front-End Engineer - Fluix

Readdle; Warszawa; On-site; PLN 180,000 - 260,000; Full time

Benefits offered by this job

Customer-centric culture

Relentless growth

Exceptional people, exceptional team

Real impact

Culture of innovation

Job summary

Readdle is seeking a Senior Front-end Engineer to shape the Fluix frontend. You will own the frontend direction for new features, build high-quality web interfaces, and collaborate across engineering, product, design, and support teams.

The role emphasizes performance, reliability, and AI integration within a hybrid Angular/AngularJS/React environment. You will drive architectural decisions, mentor teammates, and ensure timely delivery of complex, business-critical modules while maintaining a

Qualifications

• 5+ years of experience building production frontend applications.
• Deep expertise in Angular, strong knowledge of TypeScript and SCSS.
• Track record of driving code reviews and technical discussions.
• Excellent estimation and prioritization skills, with independent ownership.
• Strong cross-functional communication with backend, product, design, and support.

Responsibilities

• Build and maintain a complex, product-facing web application with modern patterns.
• Drive technical discussions and lead code reviews to ensure quality.
• Groom tasks, estimate work, and set clear priorities for the team.
• Collaborate with backend, product, design, and support to ship features end-to-end, including AI-powered functionality.
• Participate in frontend rotation to keep the system stable and address live issues.

Skills

Frontend development

Code reviews

Cross-functional collaboration

Estimation and planning

Independence in decision-making

Strong problem solving

Tools

Angular

TypeScript

SCSS

React

Node.js

Job description

Readdle is a pioneering force in the personal productivity space on Apple devices, having shaped the landscape since 2007. Our mission is to empower individuals and teams with innovative technology, enhancing their efficiency and creativity. We are dedicated to crafting exceptional mobile and desktop experiences for those who aspire to achieve more.

Fluix is an innovative platform empowering organizations in the energy and utilities field to streamline processes around inspections, compliance processes, and machinery monitoring. Our mission is to make business operations seamless and efficient. Fluix is a proud partner of energy giants like RWE, Emerson, and Siemens Gamesa.

The difference you will make

As a Senior Front-end Engineer, you will directly shape how fast and how stably Fluix grows. The application is a hybrid Angular/AngularJS codebase, mostly Angular already, with separate components built in React. You'll have full ownership: building new functionality across complex, business-critical modules and keeping the application performant.

What you'll work on

• Build and maintain a complex, product-facing web application, applying contemporary architecture patterns as you add functionality and improve performance
• Drive technical discussions and own code reviews that keep the codebase consistent and high-quality
• Handle technical grooming of tasks, turning rough requirements into accurate estimates and clear priorities
• Partner with backend, product, design, and support teams to ship features that work end-to-end, including AI-powered functionality
• Take part in the frontend duty rotation, keeping the system stable and resolving live issues as they come up
• Champion and follow the established development process, advocating for best practices

This role will give you the opportunity to

• Get hands-on with AI development and integration inside the Fluix product
• Own the frontend technical direction for new features from day one
• Design the architecture behind new features, with decisions that shape the product well past launch

About you

• 5+ years of experience building production frontend applications
• Deep expertise in Angular, solid knowledge of TypeScript, SCSS
• Track record of driving code reviews and technical discussions that raise the bar for a team
• Sharp estimation and prioritization skills, honed through hands-on technical grooming
• Comfortable operating independently with a track record of owning technical decisions
• Strong cross-functional communication, working smoothly with backend, product, design, and support teams

It's a plus if you have

• Hands-on experience with React
• Experience with Node.js to help bridge frontend and backend work
• Familiarity with Java

What you will get at Readdle

• Customer-centric culture. We put our users at the heart of everything we do. Every team member has the opportunity to engage directly with customers, gaining insights that shape meaningful, delightful experiences for millions worldwide.
• Relentless growth. We’re committed to mastery in our craft. We take ownership of our work, decisions, and outcomes, and we see feedback as a catalyst for growth. Every challenge is an opportunity to learn, evolve, and raise the bar.
• Exceptional people, exceptional team. Our greatest strength is our people. We care deeply about each other, work transparently, and celebrate collective success. Together, we build an environment where everyone can do their best work and grow beyond their potential.
• Real impact. We design products that truly matter. Our focus is on delivering tangible value, simplifying complexity, pushing boundaries, and continuously improving how we build and deliver solutions to our users.
• Culture of innovation. We embrace curiosity and creativity in everything we do. Fresh ideas are not just welcomed, they’re expected, celebrated, and turned into real innovations that shape the future of our products and company.