Senior Frontend Engineer

Senior Frontend Engineer – React / Smart TV Applications

Location:

Remote in Brazil Experience:

3+ years ️

Tech Stack:

React, TypeScript, JavaScript, Svelte, Astro, AWS

About the Role We are seeking an experienced

Frontend Engineer

to build and enhance high-quality user interfaces for

Smart TV and embedded device applications

. This role focuses on developing performant, user-centric applications using

React

, with exposure to

Svelte and Astro

, while working in non-browser environments such as Smart TVs and other connected devices. You will collaborate closely with product, QA, and engineering teams to translate business requirements into scalable, high-quality frontend solutions. Key Responsibilities Design, develop, and maintain

frontend applications

using

React

, with exposure to

Svelte and Astro

. Build applications for

Smart TVs and embedded / non-browser environments

. Translate business objectives into

technical and functional requirements

. Integrate frontend applications with

REST APIs

and third-party SDKs. Ensure

high-quality user experience

, performance, and visual consistency. Participate in

Agile ceremonies

, working across multiple Scrum teams. Write and maintain

unit tests

, support

TDD

, and contribute to CI/CD pipelines. Collaborate with QA teams and support

automation testing

using Selenium or similar tools. Follow and promote

software design patterns and best engineering practices

. Act as an advocate for

code quality, UX excellence, and maintainability

. Required Skills & Qualifications 3+ years

of experience in

HTML, CSS, and JavaScript

development. 3+ years

of frontend development experience using modern frameworks such as

React

,

Svelte

, or

Astro

. Strong experience with

TypeScript and JavaScript

. Experience developing applications in

non-browser environments

(Smart TVs, embedded devices). Strong

debugging and troubleshooting

skills. Experience integrating and consuming

REST APIs

. Hands-on experience with

AWS

environments. Familiarity with

unit testing, CI/CD, branching strategies

, and Agile development practices. Experience with

Selenium or QA automation tools

. Ability to work effectively in a

fast-paced Agile environment

. Nice to Have Experience with

Smart TV platforms

(e.g., WebOS, Tizen, Roku, Fire TV, Android TV). Exposure to

media or streaming applications

. Experience with

design systems

and component libraries. Soft Skills Strong interpersonal and communication skills. Ability to collaborate with business partners during

requirements and functional design sessions

. Consumer-focused mindset with a strong

eye for detail and user experience

. Proactive, adaptable, and quality-driven approach to development.