Senior DevOps Engineer

Barcelona, ES - Remote (within location)

Role Overview

We are seeking an experienced Senior DevOps Engineer with deep expertise in AWS and a strong technical background in cloud infrastructure, automation, and DevOps practices. Ideal candidates have experience in fin-tech, trading, or cryptocurrency environments and thrive in fast-paced, innovative teams. Our tech stack includes AWS, Terraform, Docker, Kubernetes, Prometheus, Grafana, ELK, CloudWatch, and scripting in Bash, Python, and Go.

Responsibilities

Architect, deploy, backup and maintain scalable, secure AWS environments with a focus on high availability and resilience.

Develop and maintain Infrastructure as Code (IaC) using Terraform, CloudFormation, and scripting languages (Python, Bash, Go).

Build, enhance, and oversee CI / CD pipelines to support continuous integration and delivery (GitLab CI, ArgoCD).

Work closely with development teams to optimize application performance, scalability, and deployment processes.

Implement automated monitoring solutions using Prometheus, Grafana, ELK, and AWS CloudWatch to ensure system reliability.

Apply best practices for cloud security, including IAM, encryption, and adherence to compliance standards.

Monitor and optimize cloud costs, ensuring resource efficiency.

Diagnose and resolve complex infrastructure issues, conducting root cause analysis.

Deploy, maintain, and optimize Kubernetes clusters, ensuring scalability and reliability.

Participate in on-call rotations to ensure system availability and rapid resolution of critical incidents.

Configure and administer relational and NoSQL databases (PostgreSQL, Redis).

Requirements

5+ years in DevOps roles, with a focus on AWS environments.

Hands-on experience in deploying and managing large-scale, production-ready infrastructures.

Expertise in AWS services, Terraform, Docker, and Kubernetes.

Proficiency with monitoring tools (Prometheus, Grafana, ELK) and scripting languages (Bash, Python, Go).

In-depth knowledge of networking (DNS, load balancing, firewalls).

Familiarity with CI / CD tools (Jenkins, GitLab CI, or similar).

Understanding of cloud security principles and best practices.

AWS certifications (e.g., Solutions Architect, DevOps Engineer) are a strong advantage.

Excellent problem-solving, teamwork, and communication abilities.

Why Join 3Commas.io?

Impact at Scale

Drive product innovation for a platform used by millions of traders and developers worldwide.

Strategic Influence

Shape the product roadmap and user experience alongside executive leadership.

Culture of Growth

Join a passionate, talented team where ideas are valued, and careers are accelerated.

Global & Remote

Work flexibly from Barcelona, Tallinn, Cyprus — or remotely, in sync with our distributed product and tech teams.

Equal Opportunity Statement

3Commas.io is proud to be an equal opportunity employer. We believe diversity fuels innovation and welcomes applications from individuals of all backgrounds, identities, and experiences — regardless of race, gender, age, religion, disability, or sexual orientation.

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