Senior Frontend Developer

Amaris Consulting; São Paulo; Presencial; BRL 120.000 - 160.000; Tempo integral

Resumo da oferta

A tech consulting firm in São Paulo is seeking an experienced Senior Frontend Engineer. In this role, you will drive the end-to-end development of scalable features, mentor junior engineers, and ensure best practices in developing high-impact analytics products. The ideal candidate has 5+ years of experience with React, modern JavaScript, and TypeScript, alongside excellent communication skills in English. You will collaborate with cross-functional teams to translate business needs into robust technical solutions.

Qualificações

• 5+ years of production experience with React and modern JavaScript/TypeScript.
• Proven track record of delivering scalable, high-performance frontend solutions.
• Strong English skills for presenting technical decisions.

Responsabilidades

• Architect, build, and optimize complex React applications.
• Lead technical design reviews and establish frontend coding standards.
• Collaborate with product, UX, and backend engineers for solutions.
• Diagnose and resolve performance bottlenecks and accessibility issues.
• Mentor junior and mid-level engineers.

Conhecimentos

React

Modern JavaScript

TypeScript

Technical leadership

Performance optimization

Mentoring

Communication in English

Ferramentas

Next.js

GraphQL

AWS Amplify

Vercel

Descrição da oferta de emprego

We are looking for an experienced Senior Frontend Engineer to join our team. In this role, you will own the end-to-end development of high-impact features, mentor junior engineers, and drive best practices that ensure our sales analytics products scale with the business.

Key Responsibilities

• Architect, build, and optimize complex React applications and reusable component libraries
• Lead technical design reviews and establish frontend coding standards across the team
• Collaborate with product, UX, and backend engineers to translate business requirements into robust technical solutions
• Diagnose and resolve performance bottlenecks, accessibility issues, and cross-browser inconsistencies
• Mentor junior and mid-level engineers through pair programming, code reviews, and knowledge-sharing sessions
• Own release planning, CI/CD pipelines, and automated testing strategies to maintain >90% test coverage

Need to Haves

• 5+ years of production experience with React and modern JavaScript / TypeScript
• Proven track record of delivering scalable, high-performance frontend solutions
• Strong English skills – comfortable presenting technical decisions to stakeholders and writing detailed RFCs
• Demonstrated leadership in driving technical excellence and mentoring teams

Nice to Haves

• Deep domain expertise in sales or revenue analytics (CRM integrations, forecasting dashboards)
• Experience building and governing enterprise-grade design systems or HEX component libraries
• Proficiency with Next.js, GraphQL, and cloud-native deployment (AWS Amplify, Vercel, or similar)