Senior Frontend Engineer

Job description

Who We Are Cint is a pioneer in research technology (ResTech).

Our customers use the Cint platform to post questions and get answers from real people to build business strategies, confidently publish research, accurately measure the impact of digital advertising, and more.

The Cint platform is built on a programmatic marketplace, which is the world’s largest, with nearly 300 million respondents in over 150 countries who consent to sharing their opinions, motivations, and behaviours.

The Opportunity Cint is looking to raise the bar on engineering standards as well as user experiences.

We offer a smaller company atmosphere, allowing for a large impact by every member of engineering.

Our products are redefining experiences within the industry, so help us reach our goals while we help you reach yours! Job Description We’re seeking a Senior Frontend Engineer to join our UI Engineering team.

This team is focused on providing frontend solutions to multiple projects and tooling to the whole company.

We are deeply committed to advancing our frontend architecture (Next.js), ensuring alignment with our Design Systems, and collaborating with backend teams to deliver consistent, reliable, and user-friendly experiences across the platform.

What You Will Do As a Senior Frontend Engineer, you will join our globally distributed team to shape and elevate Cint’s Measurement, Survey Platform, and Design System experiences.

Your mission is to craft high-quality, scalable user interfaces that power our core research products delivering intuitive experiences for our customers while also enabling internal teams to move faster with confidence.

Responsibilities Partner closely with Product Managers and UX designers to deliver polished, user‑centric experiences and support product rollouts.

Create scalable and maintainable frontend components, while enhancing and extending our shared Design System.

Monitor and optimize application performance, resolving bottlenecks proactively.

Contribute to design discussions and perform thorough code reviews to uphold quality standards.

Collaborate with peers to exchange ideas, explore innovations, and refine engineering practices.

Advocate for and document best practices in frontend development.

Own the implementation of medium and large features from concept to delivery.

Build strong cross‑functional relationships to ensure smooth collaboration and alignment.

Write clean, modular, and maintainable code that stands the test of time.

Continuously improve and refactor existing codebases for reliability and efficiency.

Qualifications 3 years of software engineering experience building web applications.

Highly proficient in Next.js 14 (App Router), including expertise in data caching strategies and performance optimization.

Demonstrates proficiency in various UI rendering architectures (SSR, CSR, SSG, ISR) and the ability to determine their appropriate application.

A proven expertise in designing and implementing robust UI solutions using TypeScript, with a strong focus on applying comprehensive typing throughout the stack to deliver maintainable and highly reliable user experiences.

Proficiency in breaking down product documents and abstracts into well‑defined feature epics and user stories, driving features from concept to reality promptly.

Experience with CSS and Tailwind, and in working with Figma and internal design systems.

Experience writing effective unit and integration tests, including API mocks.

Demonstrates strong communication skills, capable of articulating complex technical concepts to both technical and non‑technical stakeholders.

Our Values Collaboration is our superpower – We uncover rich perspectives across the world, Success happens together, We deliver across borders.

Innovation is in our blood – We’re pioneers in our industry, Our curiosity is insatiable, We bring the best ideas to life.

We Do What We Say – We’re accountable for our work and actions, Excellence comes as standard, We’re open, honest and kind, always.

We are caring – We learn from each other’s experiences, Stop and listen; every opinion matters, We embrace diversity, equity and inclusion.

More About Cint We’re proud to be recognised in Newsweek’s 2025 Global Top 100 Most Loved Workplaces®, reflecting our commitment to a culture of trust, respect, and employee growth.

In June 2021, Cint acquired Berlin‑based GapFish – the world’s largest ISO certified online panel community in the DACH region – and in January 2022, completed the acquisition of US‑based Lucid – a programmatic research technology platform that provides access to first‑party survey data in over 110 countries.

Cint Group AB (publ), listed on Nasdaq Stockholm, this growth has made Cint a strong global platform with teams across its many global offices, including Stockholm, London, New York, New Orleans, Singapore, Tokyo and Sydney.

Additionally, in a world of AI, we want our candidates to understand our approach to the use of AI during the interview and hiring process, so we'd appreciate you reading our AI usage guide.

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Required Skill Profession

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