Senior Backend Engineer Tech Lead (3-4 month long) - Remote - Latin America

FullStack; Brasil; Teletrabalho; BRL 180 000 - 300 000; Tempo integral

Vantagens oferecidas por esta oferta de emprego

Competitive pay

100% remote work

Work with startups and Fortune 500s

Continuing education opportunities

Career growth opportunities

Resumo da oferta

FullStack is seeking a Senior Backend Engineer Tech Lead for a 3-4 month engagement, delivering backend leadership for client projects with US teams. The role requires 6+ years of software engineering and 2+ years in technical leadership, plus strong Node.js/TypeScript capabilities.

You will work remotely with international clients, guiding architecture decisions, and owning critical backend systems while collaborating with designers and engineers daily.

Qualificações

• 6+ years of professional software engineering experience.
• 2+ years of technical leadership influencing architecture and engineering direction.
• Advanced English is required.
• Successful completion of a four-year college degree is required.
• Expertise in Node.js and TypeScript.
• Experience with AWS cloud services (EC2, ECS, Lambda, ElastiCache, S3, CloudFront).
• Background in MongoDB and deployment pipelines optimization.
• Experience with Salesforce OCAPI/API and mobile integrations.
• Designing scalable microservices and event-driven architectures for high-scale systems.

Responsabilidades

• Integrate directly into our client's team and work alongside designers and engineers daily.
• Contribute to backend architectures and drive delivery of features and improvements.
• Represent the engineering team in client-facing interactions and collaboration with external vendors.

Conhecimentos

6+ years software engineering

Technical leadership

Advanced English

Node.js

TypeScript

API design

Microservices

Agile/Scrum

CI/CD

Formação académica

Bachelor's degree in Computer Science or related field

Ferramentas

AWS

MongoDB

Salesforce OCAPI/API

LangChain or LlamaIndex

REST & GraphQL APIs

Descrição da oferta de emprego

About FullStack

FullStack is your AI-native engineering partner, built to turn AI capability into certainty. Most companies can demo AI; few can get it to production and prove what it produced. We close that gap with three capabilities, AI built into your products from the start, elite vetted talent who apply it, and transparent execution that shows value every step of the way. With now over 600 customers in North America, FullStack is one integrated partner for all your AI engineering needs. With FullStack, you move forward with confidence.

• Offering life-changing career opportunities to talented software professionals across the Americas.
• Building highly-skilled software development teams for hundreds of the world’s greatest companies.
• Having delivered hundreds of successful custom software solutions, which have positively impacted the lives and careers of millions of users.
• Our 4.1-star rating on GlassDoor.
• Our client Net Promoter Score of 68, twice the industry average.

About FullStack

FullStack is your AI-native engineering partner, built to turn AI capability into certainty. Most companies can demo AI; few can get it to production and prove what it produced. We close that gap with three capabilities, AI built into your products from the start, elite vetted talent who apply it, and transparent execution that shows value every step of the way. With now over 600 customers in North America, FullStack is one integrated partner for all your AI engineering needs. With FullStack, you move forward with confidence.

We’re Most Proud Of

• Offering life-changing career opportunities to talented software professionals across the Americas.
• Building highly-skilled software development teams for hundreds of the world’s greatest companies.
• Having delivered hundreds of successful custom software solutions, which have positively impacted the lives and careers of millions of users.
• Our 4.1-star rating on GlassDoor.
• Our client Net Promoter Score of 68, twice the industry average.

The Opportunity

Join our talent network and connect with U.S. clients for flexible, project-based development work as a Senior Backend Engineer Tech Lead (3-4 month long).

• You will integrate directly into our client's team and work alongside their existing designers and engineers on a daily basis.

What We're Looking For

• 6+ years of professional software engineering experience.
• 2+ years of experience in technical leadership influencing architecture and engineering direction.
• Advanced English is required.
• Successful completion of a four-year college degree is required.
• Expertise in Node.js and TypeScript.
• Track record of architecting Backend-for-Frontend (BFF) systems and robust API middleware specialized for mobile platforms.
• Demonstrated experience working with AWS cloud services (specifically EC2, ECS, Lambda, ElastiCache, S3, and CloudFront).
• Solid background in MongoDB and optimizing backend deployment pipelines.
• Experienced with Salesforce OCAPI/API, CMS-driven content management, and mobile-specific third-party integrations.
• Strong history of designing and securing scalable microservices and event-driven architectures for high-scale e-commerce systems.
• Comfortable working with AI development tools, including LLM integration (LangChain or LlamaIndex) and agentic workflows.
• Skilled at representing engineering teams in client-facing interactions and collaborating with external vendors.
• Ability to work through new and difficult issues and contribute to libraries as needed.
• Ability to create and maintain continuous integration and delivery of applications.
• Forensic attention to detail.
• A positive mindset and a can-do attitude.
• Experience working on Agile/Scrum teams.
• Meaningful experience working on large, complex systems.
• Ability to take extreme ownership over your work. Every day is a challenge to ensure you are performing to the expectations you and your team have agreed upon.
• Ability to identify with the goals of FullStack's clients and dedicate yourself to delivering on the commitments you and your team make to them.

Nice To Have

We’re Seeking Engineers Who Are AI-enthusiastic In Their Workflow. Professional Experience Or Personal Project Work With The Following Is a Significant Plus

• Cursor, Windsurf, or Google Antigravity.
• Claude Code, Gemini CLI, Codex, or Copilot CLI.

Work Authorization Requirements

• Applicants must be currently authorized to work in the country of this job posting on a full-time basis.
• FullStack will not sponsor applicants for work visas now or in the future.

What We Offer

• Competitive pay.
• 100% remote work.
• The ability to work with leading startups and Fortune 500 companies.
• Continuing education opportunities.
• Opportunity to grow and expand your career.

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