Fullstack Tech Lead - AI

Encora Inc.; Vitória; Presencial; BRL 120.000 - 160.000; Tempo integral

Resumo da oferta

A leading digital engineering firm in Brazil is seeking a Tech Lead to spearhead the development of innovative AI-powered systems. The role involves collaborating with backend and frontend engineers to design fullstack solutions, ensuring robust architecture, and driving technical excellence. Candidates should have advanced skills in Node.js, NestJS, and TypeScript, alongside a strong understanding of modern AI frameworks. Experience in agile environments and with distributed teams is preferred, and the firm promotes equal opportunities in hiring.

Qualificações

• Advanced proficiency in Node.js, NestJS, TypeScript and Langchain.
• Strong foundation in software engineering principles.
• Experience working with JSON configurations and managing structured data.

Responsabilidades

• Lead the design and development of fullstack systems.
• Collaborate with frontend engineers for seamless integrations.
• Guide engineering best practices through code reviews.

Conhecimentos

Node.js

NestJS

TypeScript

Langchain

JSON configurations

GenAI technologies

cloud platforms (AWS, GCP, Azure)

Docker

React

Descrição da oferta de emprego

As a Tech Lead, you will lead the development of innovative AI-powered systems by collaborating closely with backend and frontend engineers. This role requires hands-on coding expertise, architectural vision, and a good understanding of modern AI frameworks. You will be responsible for designing fullstack solutions using cutting-edge technologies, driving technical excellence, and shaping the engineering standards for intelligent automation.

Responsibilities and Duties

• Lead the design and development of fullstack systems using Node.js, NestJS, and Langchain, ensuring robust architecture and maintainable code;
• Architect backend services and APIs that integrate with LLMs and support agent workflows, using TypeScript and JSON-based configurations;
• Collaborate with frontend engineers to ensure seamless integration, while maintaining backend ownership;
• Experiment with emerging GenAI technologies, including RAG, embeddings, and vector databases, to enhance solution capabilities;
• Guide engineering best practices through code reviews, documentation, and mentoring;

Work closely with product and design teams to translate business requirements into intelligent automation features.

• Advanced proficiency in Node.js, NestJS, TypeScript and Experience / knowledge of Langchain, including prompt engineering, agent orchestration, and tool integration;
• Strong foundation in software engineering principles, including system design, API architecture, and testing;

Experience working with JSON configurations and managing structured data flows.

• Familiarity with GenAI architectures using Langchain agents, RAG, and LLM APIs (e.g., OpenAI, Anthropic);
• Knowledge of vector databases and embedding models;
• Exposure to cloud platforms (AWS, GCP, Azure) and CI / CD pipelines;

Experience with remote collaboration tools and asynchronous workflows.

Optional Skills

• Knowledge of Docker and containerized deployments;
• Experience with CI / CD tools;
• Ability to write and maintain technical documentation;
• Familiarity with test automation frameworks (e.g., Jest, Mocha);
• Experience with frontend development using React;
• Understanding of multi-agent orchestration and tool calling;

Experience working in agile environments with cross-functional teams.

About Encora

Encora is the preferred digital engineering and modernization partner of some of the world's leading enterprises and digital native companies. With over 9,000 experts in 47+ offices and innovation labs worldwide, Encora's technology practices include Product Engineering & Development, Cloud Services, Quality Engineering, DevSecOps, Data & Analytics, Digital Experience, Cybersecurity, and AI & LLM Engineering.

At Encora, we hire professionals based solely on their skills and qualifications, and do not discriminate based on age, disability, religion, gender, sexual orientation, socioeconomic status, or nationality.