Web3 Devops Freelance Jobs in Singapore, APAC

The Trading Infrastructure team is building a high-performance, front-to-back Trading Platform that supports multi-asset trading. The platform is designed to handle financial instruments with low-latency execution, robust risk controls, and seamless integration across trading, risk, operations, and finance workflows. The system is built with a modular architecture encompassing core components such as market data feeds, order gateways, execution algorithms, risk engines, UI dashboards, middle office reconciliation, and account infrastructure. We emphasize event-driven, deterministic system design, real-time observability, and strong security.Our tech stack includes Java (low-latency), Python, Web UI (React/Ag-Grid), Aeron, ClickHouse, Kubernetes, and modern CI/CD tooling, with a strong focus on automation, scalability, and performance. AI-assisted development tools are also leveraged to boost productivity and quality across the team.

Responsibilities

• Design, provision, and maintain scalable infrastructure for our trading systems, including CI/CD pipelines, observability stack, and runtime environments.
• Administer and tune databases such as AWS Aurora, PostgreSQL, and ClickHouse.
• Automate provisioning and configuration of EC2 and related resources using Ansible and other infrastructure-as-code tools (e.g., Terraform).
• Ensure secure, stable environments through proper VPC design, IAM governance, and secret management.
• Build and maintain system metrics and alerts using Prometheus, Grafana, and Loki.
• Enforce GitHub repo and branching standards across development teams.
• Ensure cost-effective infrastructure usage through continuous monitoring, resource optimization, and cost control strategies across AWS and containerized deployments.
• Manage backup and disaster recovery procedures for all critical systems.
• Collaborate with engineering teams to containerize services and fine-tune runtime performance.
• Evaluate and integrate AI/LLM tools to improve automation, diagnostics, and operational efficiency.

Requirements

• 5+ years of DevOps or SRE experience in high-availability, real-time systems.
• Strong hands-on experience with AWS services (EC2, VPC, IAM, CloudWatch, RDS) and cost monitoring tools (e.g., AWS Budgets, Cost Explorer).
• Skilled in provisioning and config management using Ansible; Terraform experience is a plus.
• Proficient in ClickHouse and PostgreSQL; knowledge of kdb+ or InfluxDB is a bonus.
• Solid scripting skills (Python, Bash, or equivalent).
• Hands-on experience with Docker, Kubernetes, Helm, and deployment automation.
• Familiar with monitoring and logging stacks; experience with Prometheus/Grafana is expected.
• Security-conscious and experienced in IAM, encryption, and secure system design.
• Able to monitor and optimize computing resources to maintain performance within budget constraints.
• Comfortable using AI tools for automation, diagnostics, or efficiency gains.

Communication & Collaboration

• Proficient in English (spoken and written); Chinese or other languages are a plus but not required.
• Comfortable working in a global team with colleagues across APAC, EMEA, and North America.
• Strong communication skills; able to interface across all levels from senior leadership to engineers and cross-functional stakeholders.
• Able to explain complex systems to both technical and non-technical audiences and coordinate effectively across teams with diverse backgrounds.

Life @ Crypto.comEmpowered to think big. Try new opportunities while working with a talented, ambitious and supportive team.Transformational and proactive working environment. Empower employees to find thoughtful and innovative solutions.Growth from within. We help to develop new skill-sets that would impact the shaping of your personal and professional growth.Work Culture. Our colleagues are some of the best in the industry; we are all here to help and support one another.One cohesive team. Engage stakeholders to achieve our ultimate goal - Cryptocurrency in every wallet.Work Flexibility Adoption. Flexi-work hour and hybrid or remote set-upAspire career alternatives through us - our internal mobility program offers employees a new scope.Work Perks: crypto.com visa card provided upon joiningAre you ready to kickstart your future with us?BenefitsCompetitive salaryAttractive annual leave entitlement including: birthday, work anniversaryWork Flexibility Adoption. Flexi-work hour and hybrid or remote set-upAspire career alternatives through us. Our internal mobility program can offer employees a diverse scope.Work Perks: crypto.com visa card provided upon joiningOur Crypto.com benefits packages vary depending on region requirements, you can learn more from our talent acquisition team.About Crypto.com:Founded in 2016, Crypto.com serves more than 150 million customers and is the world's fastest growing global cryptocurrency platform. Our vision is simple: Cryptocurrency in Every Wallet™. Built on a foundation of security, privacy, and compliance, Crypto.com is committed to accelerating the adoption of cryptocurrency through innovation and empowering the next generation of builders, creators, and entrepreneurs to develop a fairer and more equitable digital ecosystem.Learn more at https://crypto.com.Crypto.com is an equal opportunities employer and we are committed to creating an environment where opportunities are presented to everyone in a fair and transparent way. Crypto.com values diversity and inclusion, seeking candidates with a variety of backgrounds, perspectives, and skills that complement and strengthen our team.Personal data provided by applicants will be used for recruitment purposes only.Please note that only shortlisted candidates will be contacted.We may use artificial intelligence tools to analyze the content of your Resume/CV against the specific requirements for the position. The purpose is to support our recruitment team in reviewing applications more effectively. These tools assist our recruitment team in their evaluation of your application by providing recommendations, but they do not replace human judgment. Final hiring decisions are ultimately made by humans who consider the insights generated by the tools along with other relevant information. If you would like more details about how your personal information is processed, please contact us.