Senior Software Engineer (Full Stack)

CI&T; Quezon City; On-site; PHP 1,800,000 - 2,400,000; Full time

Job summary

CI&T in Metro Manila seeks a Senior Software Engineer to act as technical lead, owning end-to-end design and delivery of full-stack solutions on a serverless AWS back-end, a modern React/Next.js front-end, and a Drupal-based content platform.

You will mentor teammates, define architecture, drive AI agent initiatives, and uphold engineering practices in an Agile environment.

Qualifications

• At least 5 years of software development experience, including 2+ years in leadership.
• Proven experience building AI agents and integrating AI into software.
• Strong TypeScript/JavaScript with Node.js and React/Next.js experience.
• Experience with AWS services and serverless architectures.
• Experience with Drupal 10 and PHP 8.x is a plus.

Responsibilities

• Define architecture and guide the team across full-stack delivery.
• Lead development of serverless back-end and React front-end.
• Mentor teammates and engage with clients and stakeholders.

Skills

TypeScript

JavaScript

Node.js

React

Next.js

AWS

AWS Lambda

API Gateway

OpenSearch Serverless

Docker

Kubernetes

SAML SSO

Drupal 10

PHP 8.x

Jest

Playwright

Cypress

GitHub Actions

Turborepo

Swagger/OpenAPI

OpenAI Agents

Tools

OpenSearch Serverless

Docker

Kubernetes

Swagger/OpenAPI

Drupal 10

Job description

Job Purpose

As a Senior Software Engineer, you will act as the technical lead within a cross-functional project team, taking ownership of the end-to-end design, development, and delivery of full-stack solutions across a serverless AWS back-end, a modern React and Next.js front-end, and a Drupal-based content platform. You will set technical direction, uphold engineering standards, mentor team members, and serve as a trusted technical partner to the client. In this role, you will also lead the adoption of AI-driven engineering by building and orchestrating AI agents that improve delivery speed, quality, and operational efficiency, while ensuring reliable execution and continuous improvement in an agile, collaborative environment.

Key Accountabilities

Technical Leadership & Architecture:

• Own the technical direction of the project, defining architecture and design decisions
• Translate business and client requirements into scalable, secure, and maintainable technical solutions
• Lead technical planning, backlog refinement, and estimation, breaking down complex work into clear and actionable tasks
• Identify, prioritize, and manage technical debt, risks, and dependencies, communicating trade-offs clearly to stakeholders
• Act as the escalation point for complex technical issues and guide the team through troubleshooting and resolution
• Evaluate and introduce new technologies, frameworks, and practices that improve delivery and engineering quality

Full-stack Development & Implementation:

• Design, build, and maintain serverless back-end services and RESTful APIs using TypeScript, Node.js, AWS Lambda, and API Gateway
• Implement secure API access patterns including Lambda authorizers, JWT bearer authentication, API keys, and usage plans
• Build and maintain search and data capabilities using Amazon OpenSearch Serverless, SQS, and S3
• Develop responsive, high-quality front-end applications using React, Next.js, and MUI within a Turborepo monorepo
• Contribute to and support the Drupal 10 and PHP 8.3 platform, including SAML SSO integrations and ongoing upgrades
• Write clean, maintainable, and well-documented code that sets the standard for the rest of the team
• Support maintenance and enhancement of existing codebases and technical systems across the full stack

AI Agents & Automation:

• Design, build, and orchestrate AI agents that automate and accelerate development, testing, support, and operational workflows
• Integrate AI capabilities into project solutions and internal tooling in a secure, reliable, and cost-effective way
• Define guidelines and best practices for the responsible use of AI tools and agents within the team
• Measure the impact of AI-driven initiatives and continuously refine them based on outcomes and feedback
• Share knowledge on AI-assisted engineering and enable team members to adopt these practices effectively

Development Standards & Best Practices:

• Establish and enforce coding standards, code review practices, and quality assurance procedures across the team
• Lead code reviews, providing constructive and actionable feedback that raises the overall quality of the codebase
• Define testing strategies and ensure comprehensive coverage across unit, integration, end-to-end, and load testing
• Apply security best practices across authentication, secrets management, IAM, and network protection
• Consider performance, scalability, and cost implications in all technical decisions
• Drive continuous improvement initiatives across development processes, tooling, and engineering practices

Cloud, DevOps & Operations:

• Provision and manage cloud resources using infrastructure as code with AWS CDK and SAM/CloudFormation
• Own and improve CI/CD pipelines using GitHub Actions to automate build, test, and deployment processes
• Lead release management and deployment activities across environments, including containerized workloads on Docker and Kubernetes
• Ensure application observability and reliability through monitoring, logging, and alerting with New Relic and CloudWatch
• Lead post-deployment monitoring, incident response, and root cause analysis, driving preventive actions

Collaboration, Mentoring & Client Engagement:

• Serve as the primary technical point of contact for the client, leading technical discussions, demonstrations, and solution proposals
• Mentor and coach team members, supporting their technical growth through pairing, feedback, and knowledge sharing
• Lead onboarding and knowledge transfer for new team members
• Collaborate effectively with designers, product managers, QA, and other stakeholders to align on priorities and outcomes
• Participate actively in and help facilitate agile ceremonies including sprint planning, daily standups, and retrospectives
• Ensure clear communication of technical decisions, progress, risks, and blockers to the team, client, and leadership

Business Adaptability & Professional Growth:

• Demonstrate Technical Leadership: Take ownership of outcomes, make sound technical decisions, and guide the team toward delivery goals
• Drive Adaptability & Growth: Navigate changing priorities and technologies with confidence, and help the team adapt as business needs evolve
• Execute with Excellence: Deliver consistent quality in code, architecture, and documentation, and hold the team to the same standard
• Foster Effective Collaboration: Communicate clearly with all stakeholders, build trust with the client, and contribute positively to team dynamics
• Champion Continuous Learning: Stay current with industry trends, particularly in AI and cloud technologies, and bring relevant learnings back to the team

Knowledge and Experience

• At least 5 years of experience in software development, including at least 2 years in a technical leadership or senior engineering role
• Proven experience building and orchestrating AI agents, and integrating AI capabilities into software solutions or engineering workflows
• Strong proficiency in TypeScript and JavaScript with demonstrated experience in modern development practices and patterns
• Extensive experience with Node.js for developing scalable, high-performance back-end applications and RESTful APIs
• Solid experience building front-end applications with React and Next.js, including component libraries such as MUI
• Proficiency with AWS services including Lambda, API Gateway, CloudFront, S3, SQS, IAM, WAF, Secrets Manager, SSM, and CloudWatch
• Proficiency with infrastructure as code using AWS CDK and SAM/CloudFormation to provision and manage cloud resources
• Experience implementing API security patterns including Lambda authorizers, JWT authentication, API keys, and usage plans
• Comprehensive experience with testing frameworks and tools including Jest, Playwright, and Cypress (unit, integration, and e2e)
• Demonstrated expertise in API documentation and testing using Swagger/OpenAPI and Postman
• Experience with CI/CD pipelines using GitHub Actions and DevOps practices for automating build, test, and deployment processes
• Experience working in monorepo setups using Turborepo with npm workspaces or Yarn
• Strong analytical and problem-solving skills with the ability to debug complex, distributed systems
• Experience with database design, optimization, and management
• Excellent English communication skills with the ability to articulate technical concepts to both technical and non-technical stakeholders
• Experience with Amazon OpenSearch or OpenSearch Serverless is a plus
• Experience with PHP 8.x and Drupal 10, including SAML SSO, PHPUnit, PHPStan, and PHPCS, is a plus
• Experience with Docker, Kubernetes, and Helm is a plus
• Experience with Storybook, Artillery, LaunchDarkly, FullStory, New Relic, or Pantheon is a plus
• Experience working with international clients in a distributed or remote team setup is a plus