Sensor Tower

Technology

Mid/SeniorFrontendDeveloper

$160–240k ~AI est. Warsaw, Poland FULL TIME Remote Friendly
Market Sentiment
HIGH DEMAND

Neural analysis suggests this role is
optimal for Senior candidates.

The Brief

“Mid/Senior Frontend 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

What They're Looking For.

Must Have

4+ years software engineering experience, Deep specialization in modern JavaScript, Deep specialization in TypeScript, Deep specialization in React, Architect complex state management, Experience elevating peer skills, Competence writing unit tests, Competence writing integration tests, Deep understanding web performance, Deep understanding browser internals, Deep understanding optimization techniques

Nice to Have

Experience in data visualization, Experience in analytics, Portfolio demonstrating clean code, GitHub history demonstrating clean code, Technical writing demonstrating clean code, Eye for design, Ability to solve complex architectural challenges, Familiarity with backend frameworks, Familiarity with different types of DBs, Knowledge of AI-driven coding tools

What You'll Do.

Architect scalable frontend systems

Deliver scalable frontend systems

Co-author requirements with Product Managers

Shape scope with Product Managers

Lead technical decision-making

Take responsibility for delivery

Mentor junior engineers

Mentor mid-level engineers

Instill quality-first habits

Identify technical debt

Identify systemic issues

Drive initiatives to fix issues

Advocate best practices in React

Advocate best practices in TypeScript

Advocate best practices in web performance

Drive best practices in React

Drive best practices in TypeScript

Drive best practices in web performance

Collaborate with Data Science

Collaborate with Backend Engineers

Ensure seamless data flow

Ensure end-to-end system reliability

Expand expertise across full stack

How You'll Work.

Team & Collaboration

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

Communication Scope

Code reviews; Pair programming

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.   Wha

Free ATS check

Applying for this Mid/Senior Frontend Developer role?

Most applicants get filtered before a human reads their resume. See if yours makes the cut.

How to Apply on Ashby

  • Ashby is a fast modern ATS — most applications take under 3 minutes.
  • The resume parser is strong; verify parsed experience dates and job titles.
  • Custom screening questions are often scored algorithmically — answer completely.
  • Location field affects geo-based screening; use your actual metro area.

ANONYMOUS · UNFILTERED

What do employees actually say about Sensor Tower?

Real rants from real employees. Read before you apply.

Read Company Rants →