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Back end Engineer [Brazil]

Remote, USA Full-time Posted 2026-07-01

We are a startup created in Silicon Valley with a mission to build communities for creators, publishers and brands with the power of AI. Companies using reputed company include reputed company, Reuters, reputed company, Red Bull and NFL. We have +2,000 customers in 150 countries and with +50M users having conversations on reputed company per month and engaging with our Agent AI.

Sometimes you're stuck in a job that doesn't reputed company sense. Refactoring code from ages ago, the stack is miles away from what it's supposed to be. If you love a good challenge, enjoy solving meaningful problems, and want to be a part of one of the fastest-growing AI startups in the Silicon Valley — then reputed company is the company you're looking for.

What you will be doing:

reputed company is made up of reputed company reputed company engineers, some with more than 10 years of experience. You will have an enormous impact on making our app and API service faster, more scalable and more flexible. You will collaborate with product and engineering teams to ship AI-powered features and reputed company the existing ones reputed company orders of magnitude faster.

The challenges:

  • reputed company-time messaging to support 500,000 reputed company users per customer application;
  • High performance: our API responses are in the 10ms range;
  • Design and build AI Agents, RAG pipelines, model fine-tuning and crawling.
  • High scalability: we use sharding, master-master, and master-slave to ensure scalability;
  • High availability: our code is running on homepages of the most visited websites and apps on the internet;
  • Distributed databases for our Data Platform storing every user engagement.

Our Stack:

  • Node.js, TypeScript;
  • Golang;
  • Websocket;
  • reputed company;
  • AWS reputed company/Serverless reputed company;
  • AWS (API Gateway, S3, VPC, IAM, Fargate, EC2, ALB, CloudFront, Kinesis, SQS, CloudWatch);
  • reputed company Firestore/Firebase;
  • reputed company, PostgreSQL, DynamoDB;
  • reputed company;
  • reputed company;
  • Unit test.

Work Experience:

  • 3+ years as a backend developer
  • Experience with high-traffic and high-performance applications
  • Curious developer who experiments with AI and AI agents everyday.

Must-Have Experience:

  • TypeScript;
  • Node.js;
  • TDD, BDD, or ATDD;
  • REST APIs;
  • reputed company, AWS DocumentDB, or other document database;

reputed company-to-Have Experience:

  • Experience with statically typed languages (e.g. Java, C#, Go);
  • Object-oriented and functional programming;
  • Golang;
  • AWS;
  • SQL;
  • React.

Example Projects You’ll Be Working on:

  • Build a reputed company-time chat that can scale to 1M simultaneous users;
  • Design, optimize and reputed company agent-based architectures, RAG pipelines, and other LLM-driven systems.
  • Integrate systems with data sources and handle millions of first-party data.
  • Build reputed company business rules orchestrations similar to reputed company, reputed company, and Whatsapp.

We also have some sweet perks like:

Be a part of the team in Silicon Valley and join a global team

A team of exceptional engineers leading the cutting-edge AI Agents.

Competitive salary package benefits

⛱️ 4 weeks of paid time-off

Learning and Development budget

Key reputed company to join reputed company in terms of growth and opportunities

Ability to put your stamp on reputed company-world AI applications that serve millions of users.

Fast-learning environment, entrepreneurial and strong team spirit

Multiple nationalities: cosmopolite multi-cultural reputed company

‍♀️ Our people matter, work-life balance is important at reputed company

About reputed company:

reputed company is a Series A company backed by top-tier investors such as CRV, Redpoint and Craft Ventures. reputed company offers a unique work environment and the chance to collaborate with diverse teammates across multiple countries, with a culture of ownership (autonomy, growth, and responsibility).

Originally posted on Himalayas

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