Senior Full Stack Engineer ID89116

AgileEngine; São Paulo; Hybrid; BRL 649,000 - 919,000; Full time

Benefits offered by this job

Professional growth

Competitive USD-based pay with budgets

Exciting projects with Fortune 500s

Flextime: remote & office options

Job summary

AgileEngine is seeking a Senior Full Stack Engineer to build backend services and content experiences within a Unified CMS platform. You will work with Node.js, React, and Next.js to develop REST and GraphQL integrations, manage content models in a headless CMS, and support personalization and A/B testing.

AI-assisted development practices are part of daily work. You will contribute to SSR/SSG workflows, implement content models in Contentstack/Contentful/Strapi, and build reusable UI

Qualifications

• Strong JavaScript/TypeScript fundamentals and modern React experience.
• Experience with Node.js backend and REST APIs.
• Experience with GraphQL and/or gRPC integrations.
• Hands-on experience with headless CMS platforms (Contentstack/Contentful/Strapi).
• Familiarity with SSR/SSG (Next.js) and UI component libraries.
• Testing across unit/integration/E2E with Jest/Playwright/RTL.
• Git-based workflows and CI/CD.

Responsibilities

• Build and maintain backend services and API integrations for Unified CMS.
• Develop Node.js services, REST and GraphQL/gRPC endpoints.
• Create React components and content blocks powering Unified CMS experiences.
• Develop SSR/SSG workflows with Next.js or similar frameworks.
• Implement content models in Contentstack and manage schema changes.
• Build reusable UI components using CSS-in-JS and ensure test coverage.
• Integrate third-party APIs and support personalization and A/B testing.
• Contribute to platform performance, scalability, and reliability.

Skills

JavaScript/TypeScript

Node.js

React

Next.js

REST APIs

GraphQL

gRPC

Third-party APIs

Headless CMS

UI components

Unit/integration/E2E testing

Git/CI

ESLint/Prettier

AI-assisted development

Personalization/A/B testing

English communication

CSS-in-JS (Emotion)

Contentful/Contentstack/Strapi

Tools

Contentstack

Contentful

Strapi

Jest

Playwright

React Testing Library

Git

CI/CD tools

ESLint

Prettier

Job description

AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards.

WHY JOIN US

If you're looking for a place to grow, make an impact, and work with people who care, we'd love to meet you!

ABOUT THE ROLE

We are looking for a Senior Full Stack Engineer to build backend services and content experiences within a Unified CMS platform. Working in Node.js, React, and Next.js, this person develops REST and GraphQL integrations, manages content models in a headless CMS, and supports personalization and A/B testing. AI-assisted development practices are part of the daily workflow.

MUST HAVES

• 4+ years of software engineering experience preferred.
• Strong JavaScript and TypeScript.
• Strong Node.js and backend development.
• Strong React experience.
• Next.js or similar SSR framework.
• Backend services and REST APIs.
• GraphQL or gRPC.
• Third-party API integrations.
• Headless CMS experience: Contentstack, Contentful, Strapi, or similar.
• Reusable UI components and dynamic forms.
• Unit, integration, and E2E testing.
• Experience with Jest or Playwright or React Testing Library, or similar.
• Familiarity with Git and CI/CD.
• Experience with code quality tools such as ESLint and Prettier.
• AI-assisted development only - this is NOT AI engineering/LLM expertise required.
• Personalization and A/B testing experience.
• Upper-intermediate English level.

NICE TO HAVES

• Emotion or CSS-in-JS.
• Storybook/Chromatic.
• Accessibility testing.
• Koa, Express.js, or similar.
• Redis or other caching tools.
• Performance and caching optimization.
• Google Maps integrations.

WHAT YOU WILL DO

• Build and maintain backend services and API integrations supporting Unified CMS and global web experiences.
• Develop and maintain Node.js services, REST APIs, and GraphQL or gRPC integrations.
• Build and maintain React components and content blocks that power Unified CMS and marketing experiences.
• Develop and optimize SSR and SSG workflows using Next.js or similar frameworks.
• Implement content models and manage schema changes within Contentstack.
• Build reusable UI components using XDS and Emotion.
• Integrate third-party APIs and services and troubleshoot end-to-end data flows.
• Support personalization and A/B testing capabilities across Unified CMS experiences.
• Develop and maintain automated unit, integration, and E2E tests.
• Apply AI-assisted development practices as part of day-to-day engineering work to improve productivity, implementation, testing, and troubleshooting.
• Contribute to platform performance, scalability, reliability, and stability.
• Participate in Git-based development workflows and CI/CD processes.

PERKS AND BENEFITS

• Professional growth: Mentorship, TechTalks, and personalized growth roadmaps.
• Competitive compensation: USD-based pay with education, fitness, and team activity budgets.
• Exciting projects: Modern solutions with Fortune 500 and top product companies.
• Flextime: Flexible schedule with remote and office options.