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Tech Lead Developer JavaScript - Entertainment Sector

CI&TBrazil
Hybrid Full-time

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Experience Level

Manager

Qualifications

Key Qualifications:- Proven experience as a Tech Lead or Senior Developer in JavaScript;- Expertise in architectural design and implementation of scalable applications;- Strong analytical and problem-solving skills;- Excellent communication and collaboration abilities within a team environment.

About the job

At CI&T, we specialize in technological transformation, merging human expertise with AI to develop scalable tech solutions. With over 8,000 CI&Ters globally, we've partnered with more than 1,000 clients throughout our 30 years of history. Artificial Intelligence is our reality.

Important: If you reside in the Metropolitan Region of Campinas, attendance at the office in the city will be mandatory, according to the current attendance policy.

We are seeking a Tech Lead / JavaScript Developer (Vanilla) to join our development team for a data product and work with a client in the Entertainment industry.

Your responsibilities will include:

- Designing sustainable architectural improvements.

- Refactoring monoliths into microservices and modularizing embedded frontends.

- Taking a systemic approach to understand impacts across back-end, video platforms, devices, products, and user experience.

- Making architectural decisions.

- Serving as a technical reference for multiple squads.

- Documenting architectural decisions (ADR).

- Being metrics-driven, fostering a culture of performance and quality.

 

To meet this challenge, it is important to have:

- Availability for hybrid work: 2 days per week at the client’s office (Rio de Janeiro/RJ);

- Strong experience with Vanilla JavaScript;

- Deep knowledge of pure JavaScript (without over-reliance on frameworks);

- Solid understanding of: event loop, garbage collection, memory leaks, and DOM manipulation in constrained environments;

- Knowledge of real hardware limitations: limited CPU, restricted memory, and older browsers;

- Experience with microservices architecture and distributed systems.

About CI&T

CI&T is a leading company in technological transformation, blending human expertise with artificial intelligence to create innovative and scalable solutions. With a global presence and extensive experience, we are committed to driving our clients' success through cutting-edge technology.

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