Senior DevOps Engineer

About the Role:

We are looking for a Senior DevOps Engineer to maintain, optimize, and continuously improve the CI/CD platform, infrastructure\-as\-code, and operational practices for a mature, stable multi\-environment AWS ecosystem. The solution is fully developed and in production; the focus is on continuous improvement, cost optimization, reliability, and operational excellence. Additionally, the project is undergoing an AI\-First transformation, adopting AWS Kiro and custom AI agents to implement an AI\-driven Development Lifecycle (AI\-DLC). You will work closely with development squads to ensure fast, reliable, and secure delivery of enhancements and fixes.

Key Responsibilities:

• Maintain and evolve CI/CD pipelines (AWS CodeBuild, CodePipeline) ensuring reliability and speed of delivery


• Maintain and improve Infrastructure as Code using AWS CDK (Python primarily, some TypeScript) across multiple AWS accounts


• Optimize serverless infrastructure performance, cost, and reliability (Lambda, API Gateway, AppSync, Step Functions, EventBridge)


• Improve and extend observability solutions (CloudWatch, OpenSearch dashboards, structured logging, alerting)


• Continuously strengthen security posture including IAM policies, KMS encryption, Secrets Manager, and network segmentation


• Maintain and tune data infrastructure components (RDS PostgreSQL, ElastiCache Redis, DynamoDB, S3\)


• Review and improve disaster recovery strategies, backup automation, and rollback mechanisms


• Support multi\-account governance and cross\-account resource management


• Collaborate with development teams on deployment strategies (blue/green, canary, feature flags)


• Drive operational excellence through runbooks, incident response procedures, and post\-mortem processes


• Apply FinOps practices to monitor, optimize, and report on cloud cost and resource utilization


• Identify and implement continuous improvement initiatives across infrastructure, pipelines, and operational processes


• Contribute to the AI\-First transformation by integrating AI agents and AI\-assisted workflows into the development and operations lifecycle


• Troubleshoot production issues and perform root cause analysis


• Mentor junior team members on cloud infrastructure and DevOps practices

• Sovereign Cloud: reduce footprint on vendor lock\-in AWS solutions and migrate workloads toward containers and cloud\-native standard technologies


• Migration and Modernization: plan and execute application and workload migration to AWS through 2029


• Propose improvements and new solutions at the weekly architecture board for cost reduction, operational improvements, and adoption of new AWS or market features

• Access and incentive to pursue multiple certifications (AWS, Azure, GCP, GitHub, AI, and more)


• Be part of a 60\+ DevOps engineering community, working across 25\+ projects in different industries and countries


• Collaborative environment with internal and external meet\-ups, happy hours, and challenges beyond project work


• Access to leading AI tools and platforms


• Opportunity to work on a high\-impact EU institutional project with modern serverless architecture


• Active AI\-First transformation with cutting\-edge AI\-assisted development practices

• Advanced proficiency in Amazon Web Services (AWS) \- multi\-account environments


• Strong experience with Infrastructure as Code (AWS CDK with Python/TypeScript; CloudFormation)


• CI/CD pipeline design and management (CodeBuild, CodePipeline, or equivalent)


• Containerization and orchestration (Docker, ECS/Fargate)


• Serverless architecture (Lambda, API Gateway, Step Functions, EventBridge)


• Networking (VPC, subnets, security groups, PrivateLink, CloudFront)


• Monitoring and observability (CloudWatch, OpenSearch, structured logging)


• Scripting and automation (Python, Bash, PowerShell)


• Database operations (PostgreSQL, Redis, DynamoDB)


• Security hardening (IAM, KMS, WAF, Secrets Manager)


• Maintain and enforce security and quality gates across CI/CD pipelines (OWASP Dependency Check, Prowler, SonarQube, AWS Config, ECR image scanning)


• FinOps fundamentals (cost allocation, tagging strategies, resource optimization)

• 5\+ years of experience in DevOps/Platform Engineering roles


• Experience with multi\-environment deployment strategies and release management


• Familiarity with Agile/Scrum delivery (Jira, Confluence)


• Experience with Git workflows and branching strategies


• Understanding of compliance and data sovereignty requirements (EU context)


• Interest or experience in AI\-assisted development tools and workflows


• Strong communication skills and ability to work independently as an SME


• Active participation in team discussions and problem\-solving


• Continuous improvement mindset with a track record of optimizing processes and reducing waste

Legal: Must own a valid work permit or EU/Schengen Space Nationality to legally work in Portugal

### **What We Offer

**Health insurance;

• Life Insurance and Pension Plan Programs;


• Free medical services at the office (Physician, Nutritionist, Psychologist);


• Wellness programs;


• Flexben Program (Support for Education, Kindergarden, Training, Technology, Health);


• Employee Share Purchase Plan;


• Personalized training paths and access to Udemy and Plurisight Plataforms;


• Flex\-ability program (financial and flexible support for people with disabilities);


• Special banking conditions;


• Hybrid working model.

Este anúncio é de Indeed. Ver anúncio original ↗