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Protagona

Protagona

www.protagona.com

1 Job

50 Employees

About the Company

We're Protagona – an AWS Advanced Tier partner that believes the best technology amplifies human potential. Our focused expertise means we deliver faster, more scalable, and cost-effective solutions across data engineering, cloud acceleration, app modernization, and DevOps & SRE. What sets us apart is our co-innovation approach – we're not just building your systems, we're building your team's capabilities alongside them. Whether you're a startup, nonprofit, or Fortune 500 - we meet you where you are and help you get where you're going.

Listed Jobs

Company background Company brand
Company Name
Protagona
Job Title
Senior Frontend Developer
Job Description
Job title: Senior Frontend Developer Role Summary: Lead architecture, development, and delivery of high‑performance web and mobile interfaces built with React, React Native, and TypeScript. Collaborate cross‑functionally to translate product requirements into responsive, maintainable UI components while mentoring junior engineers and driving best practices around state management, testing, and CI/CD. Expactations: Minimum 5 years frontend development experience, including 2+ years in a leadership or senior role. Proven track record delivering production‑grade web and mobile applications using React/React Native. Key Responsibilities: • Architect, develop, and ship modern web and mobile interfaces with React, React Native, and TypeScript. • Convert product specifications and design mockups into fully functional, responsive UI components. • Lead technical discussions, code reviews, and architecture decisions to ensure performance, reliability, and scalability. • Own and maintain the frontend build pipeline and release process across all environments. • Mentor junior and mid‑level developers through pair programming, code reviews, and technical guidance. • Collaborate with product, backend, and design teams to define technical approaches and project timelines. • Stay updated on emerging frontend tools, frameworks, and best practices to continuously improve development processes. Required Skills: • Expert proficiency in React, React Native, and TypeScript. • Deep understanding of modern JavaScript (ES6+), CSS‑in‑JS, and component‑driven design. • Experience with monorepo or multi‑platform codebases (web + mobile shared libraries). • Proficiency with frontend build tools (Webpack, Metro, Vite, Babel) and package managers (npm, yarn, pnpm). • Strong knowledge of state management (React Query, Redux Toolkit, Zustand) and API integration. • Mobile‑specific expertise: navigation, performance optimization, offline handling, and native module integration. • Familiarity with CI/CD pipelines (GitHub Actions, CircleCI, etc.) and design systems/component libraries. • Excellent communication skills and ability to collaborate with technical and non‑technical stakeholders. Required Education & Certifications: • Bachelor’s degree in Computer Science, Software Engineering, or related field, or equivalent professional experience. No specific certifications required.
United states
Remote
Senior
18-12-2025