Sensor Tower

Technology

Mid/SeniorFrontEndDeveloper

€48–72k ~AI est. Tallinn, Harju County, Estonia FULL TIME
Market Sentiment
HIGH DEMAND

Neural analysis suggests this role is
optimal for Mid/Senior candidates.

The Brief

“Mid/Senior Front End Developer at Sensor Tower. Skills: Frontend development, React, TypeScript, Web performance. Architect scalable frontend systems. Deliver scalable frontend systems”

What You'll Achieve.

Deliver intuitive user experience; Deliver fluid user experience; Deliver value to customer

Industry & Context.

Technology
Problems you'll solve

Root cause analysis; Troubleshooting

What They're Looking For.

Must Have

4+ years software engineering, Deep specialization modern JavaScript, Deep specialization TypeScript, Deep specialization React, Architect complex state management, Write robust unit tests, Write efficient integration tests, Deep understanding web performance, Deep understanding browser internals, Deep understanding optimization techniques, Elevate skills of peers

Nice to Have

Experience data visualization, Experience analytics, Experience handling large datasets, Experience heavy DOM manipulation, Portfolio GitHub history, Technical writing, Familiarity backend frameworks, Familiarity different types DBs, Knowledge AI-driven coding tools, Knowledge AI models

What You'll Do.

Architect scalable frontend systems

Deliver scalable frontend systems

Remove unnecessary complexity

Partner with Product Managers

Co-author requirements

Lead technical decision-making

Take responsibility delivery

Mentor junior engineers

Mentor mid-level engineers

Instill quality-first habits

Take ownership frontend stack

Proactively identify bottlenecks

Proactively identify technical debt

Proactively identify systemic issues

Drive initiatives to fix

Advocate best practices React

Advocate best practices TypeScript

Advocate web performance optimization

Collaborate Data Science

Collaborate Backend Engineers

Ensure seamless data flow

Ensure end-to-end system reliability

Expand expertise full stack

How You'll Work.

Team & Collaboration

Partner with Product Managers; Collaborate Data Science; Collaborate Backend Engineers

Communication Scope

Technical writing

Process & Methodology

Roadmap planning

Full Job Description

Sensor Tower’s digital intelligence platform provides unparalleled insight into market trends, advertising, competitor’s strategies, and consumer/user audience across mobile, web, and gaming. Sensor Tower’s insights are trusted by more than 2,500 enterprises worldwide across tech, retail/commerce, entertainment/media, gaming, consumer packaged goods, finance, and investment. Role Summary: As a Frontend Engineer at Sensor Tower, you will not only build features, you will define how we build them. You will take ownership of major technical components, ensuring our applications are scalable, maintainable, and fast. In our lean and flat organization, your voice will shape the technical direction of our product, helping us deliver an intuitive, fluid user experience that helps our customers understand the digital ecosystem.   Fulfill your potential with us: - Architect and deliver complex, scalable frontend systems that are simple and effective, removing unnecessary complexity from our codebase. - You will partner with Product Managers to co-author requirements and shape the scope, ensuring engineering feasibility is considered during ideation, not just execution. - Lead technical decision-making for medium-to-large scoped features, taking responsibility for the successful delivery of value to the customer, not just the completion of tickets. - Mentor junior and mid-level engineers through code reviews, pair programming, and by instilling quality-first habits across the team. - Take ownership of the frontend stack by proactively identifying bottlenecks, technical debt, or systemic issues and driving the initiatives to fix them. - Advocate for and drive best practices in React, TypeScript, and web performance optimization across the engineering organization. - Collaborate deeply with Data Science and Backend Engineers to ensure seamless data flow and end-to-end system reliability, and use these partnerships to progressively expand your expertise across the full stack.   W

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