Senior Technical Lead
Brazil
Job Description
Senior Technical Lead
Sao Paulo, São Paulo

Job Summary

We are seeking an experienced Technical Architect to lead the design, development, and delivery of cloud-native enterprise applications. The ideal candidate will possess deep expertise in Node.js, JavaScript, MongoDB, AWS EKS, and AWS Lambda, along with strong architecture, solution design, and stakeholder management capabilities.

The architect will be responsible for defining technical strategy, designing scalable and secure microservices-based solutions, mentoring engineering teams, and ensuring successful deployment of applications across AWS cloud environments

Key Responsibilities

Architecture & Solution Design

  • Define end-to-end architecture for enterprise-grade applications using microservices and event-driven patterns.
  • Design highly scalable and resilient solutions leveraging AWS cloud services.
  • Create architecture blueprints, technical roadmaps, and governance standards.
  • Drive technology decisions and ensure alignment with business requirements.

Application Development

  • Architect and oversee backend services built using Node.js and JavaScript/TypeScript.
  • Design and review RESTful APIs, asynchronous processing workflows, and integration services.
  • Define database architecture and data modelling strategies using MongoDB.
  • Ensure high-performance, secure, and maintainable application design.

Cloud & DevOps

  • Lead deployment and operations of containerized applications on AWS EKS (Elastic Kubernetes Service).
  • Design and implement serverless solutions using AWS Lambda.
  • Establish CI/CD pipelines and infrastructure automation practices.
  • Ensure application observability, monitoring, logging, and performance tuning.

Leadership & Collaboration

  • Conduct architecture reviews, code reviews, and technical workshops.
  • Collaborate with Product Owners, Business Analysts, and stakeholders to transform business requirements into technical solutions.
  • Mentor senior developers and engineering leads.

Security & Quality

  • Define security best practices including authentication, authorization, and data protection.
  • Ensure adherence to enterprise architecture standards and compliance requirements.

Drive performance optimization, scalability planning, and disaster recovery strategies

Skill Requirements

Core Technologies

  • Strong hands-on expertise in:
    • Node.js
    • JavaScript / TypeScript
    • MongoDB
    • REST APIs
    • Microservices Architecture

AWS Expertise

  • AWS EKS
  • AWS Lambda
  • API Gateway
  • CloudWatch
  • IAM
  • S3
  • EventBridge / SNS / SQS
  • VPC Networking

Containerization & DevOps

  • Kubernetes
  • Docker
  • CI/CD Pipelines
  • GitHub Actions / Jenkins / GitLab CI
  • Infrastructure as Code (Terraform preferred)

Architecture Skills

  • Distributed Systems Design
  • Event-Driven Architecture
  • Domain-Driven Design (DDD)
  • Scalability & High Availability Design
  • Performance Optimization
  • System Integration Patterns

Soft Skills

  • Strong communication and stakeholder management skills.
  • Proven leadership experience managing technical teams.
  • Excellent problem-solving and solutioning skills.
  • Ability to drive technical discussions with both business and engineering stakeholders.
  • Experience working directly with clients in an onsite-nearshore-offshore delivery model.

Other Requirements

 technical Architect (Cloud, Devops, Node JS, Java Script, MongoDB, AWS EKS, Lambda , Kubernettes)

Information at a Glance

Why HCLTech?

At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.

HCLTech is a global technology company, home to more than 223,000 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending June 2026 totaled $14.8 billion.