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DevOps Engineer

CÔNG TY TNHH GALAXY DIGITAL HOLDINGS

Galaxy Innovation Hub - D1 Road, Hi-Tech Park, District 9, HCMC.

Posted date: 07-11-2025

  • Experience

    3 - 5 Years

  • Job level

    Experienced (Non - Manager)

  • Salary

    Competitive

Job Description

FinOS Technology is a fintech company with the mission to deliver simple, accessible, and tech-enabled financial products & services through the digital ecosystem. We are building innovative financial technology solutions that empower people and businesses across the BFSI sector.

1. AWS Infrastructure & Cost Optimization (50%)

  • Maintain and optimize AWS production infrastructure

  • Analyze AWS spending and identify cost-saving opportunities

  • Right-size compute and storage resources (EC2, EKS nodes, RDS)

  • Implement Reserved Instances and Savings Plans strategies

  • Manage S3 lifecycle policies and EBS cleanup

  • Optimize network and data transfer costs

2. CI/CD & Automation (25%)

  • Maintain Jenkins pipelines and GitHub Actions workflows

  • Implement GitOps practices

  • Automate cost reporting and monitoring

  • Build self-service tools for developers

3. Infrastructure Management (15%)

  • Maintain Proxmox/Ceph non-production environments

  • Manage and upgrade EKS clusters

  • Perform security patching and infrastructure monitoring

4. Documentation & Collaboration (10%)

  • Support developers with infrastructure-related requests

  • Document optimization processes and best practices

  • Create and maintain runbooks and internal knowledge base

Job Requirement

Must Have:

AWS (3+ years)

  • Hands-on production experience: EC2, EKS, RDS, S3, VPC, IAM
  • Terraform or CloudFormation proficiency
  • Familiar with AWS cost tools: Cost Explorer, Trusted Advisor, Billing Console
  • Deep understanding of pricing models, Reserved Instances, and Savings Plans

Kubernetes (2+ years)

  • EKS or other production-grade Kubernetes operations
  • Resource management, scaling, and troubleshooting
  • Helm and monitoring experience

CI/CD (2+ years)

  • Experience with Jenkins, GitHub Actions, or similar tools
  • Understanding of GitOps principles
  • Pipeline automation

Linux & Scripting (3+ years)

  • Linux system administration
  • Python for automation
  • Strong Bash scripting

Infrastructure as Code (2+ years)

  • Terraform (preferred) or CloudFormation
  • Git-based workflows

Problem-Solving

  • Strong analytical and debugging approach
  • Independent investigation and research skills

Highly Preferred:

AI Tool Proficiency 

  • Active user of ChatGPT, Claude, or GitHub Copilot
  • Leverages AI for troubleshooting, scripting, and automation
  • Validates and reviews AI-generated outputs

Cost Optimization Expertise 

  • Proven experience in AWS cost reduction projects
  • Deep knowledge of AWS pricing and optimization strategies
  • Ability to calculate and present ROI effectively

Communication and Presentation Skills

  • Strong technical writing and documentation ability
  • Able to explain complex technical topics to non-technical audiences
  • Knowledge-sharing and mentoring mindset

Nice to Have:

  • Experience with Ceph/Proxmox
  • Familiarity with Prometheus, Grafana, or ELK Stack
  • Background in FinOps or cloud financial management

Ideal Candidate Profile

You’ll thrive in this role if you:

  • Enjoy analyzing data and finding inefficiencies
  • Regularly use AI tools to enhance productivity
  • Work well independently and proactively
  • Have a strong cost-optimization mindset

You might not be a fit if you:

  • Prefer just executing tickets without exploring root causes
  • Require constant direction
  • Avoid or distrust AI tools
  • Feel uncomfortable working with budgets and cost management

More Information

  • Degree: Bachelor
  • Age: Unlimited
  • Working time: Permanent

You should be skill

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CÔNG TY TNHH GALAXY DIGITAL HOLDINGS

  • Quy mô: 100-499 nhân viên

  • Lĩnh vực: Phần Mềm CNTT/Dịch vụ Phần mềm

  • Địa chỉ: Galaxy Innovation Hub, Road D1, Hi-Tech Park, District 9, HCMC.

Galaxy Holdings, a tech sector leader, is dedicated to shaping the future of the Digital Age. We offer a comprehensive benefits package, healthcare, Galaxy Elite perks, and vibrant cultural activities. As part of Sovico Group, we provide cutting-edge technology products and services to enhance lives and drive digital innovation. We deliver reliable solutions for corporate partners and personalized digital experiences for consumers. Committed to societal growth, we connect nations through technology, support our staff with integrity, and strive to build a prosperous Vietnam in the digital era. Our core values include being Human-Centric, Data-Driven, Transparent, Agile, and Ownership.

Our subsidiary company:

Galaxy One - https://galaxy.one/

Galaxy Joy - https://skyjoy.vietjetair.com/galaxyjoy/

Galaxy Telecom - https://skyfi.vn/buy-esim/nations/

Galaxy Connect - https://galaxyholdings.co/vi/subsidiaries/galaxy-connect/

Galaxy Pay - https://galaxyholdings.co/vi/subsidiaries/galaxy-pay/

Galaxyt Technology Services - https://www.galaxytechnology.vn/

FinOS - https://www.linkedin.com/company/finosvietnam/?originalSubdomain=vn

* Working place: Galaxy Innovation Hub, Road D1, Hi-Tech Park, District 9, HCMC.

* Working time: 44 hours/week from Monday to Friday

Galaxy Innovation Hub - D1 Road, Hi-Tech Park, District 9, HCMC.

https://galaxyholdings.co/

Company size: 100-499

Contact person: Phòng Tuyển dụng Nhân tài

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