Network Infrasctructure Engineer

Douro Labs

Douro Labs

North America · Remote
Posted on Tuesday, June 18, 2024

We seek a talented network infrastructure engineer to help us develop and optimize low-latency networks for a high-performance blockchain. Your role is to design and configure high-performance network equipment to optimize block times and throughput. Additionally, you will work with an ecosystem of outside contributors to guide your work and influence the overall direction of the project.

You will also share your knowledge with the engineering team to help them make smart networking decisions. As the first network infrastructure engineer on the team, your expertise will be highly valuable for many projects.

Good candidates for this role will have a background working on high-frequency trading applications. They are deep subject matter experts in networking and can take major projects from early-stage design through completion. They also have excellent communication skills that enable them to work with team members with other specializations and the broader crypto community.

Location: Chicago, IL (not restrictive, but a nice to have)

About Our Team and Your Role:

  • We're a balanced team; half are tech-talented people, while the other half excel in forging partnerships with data providers, developers, and the DeFi community - Communication is critical in our network-driven approach.

  • Work remotely: Our team spans the globe from the US and South America to Europe and Asia, with an optional office in Porto, Portugal. Remote work is our norm.

  • English proficiency is essential as it's our team's and external developer's communication medium.

  • Thrive in a startup environment within the dynamic DeFi space. We value adaptable problem solvers eager to address evolving market needs.

Your Responsibilities

  • Design, configure, and support global latency-optimized network infrastructure for a blockchain network.

  • Support and troubleshoot a wired high-performance network environment

  • Take an automated, data-driven approach to diagnosing and solving complex network infrastructure issues such as micro-bursting, jitter, and queuing.

  • Own and project manage global network initiatives from requirements gathering, design review, implementation, deployment, and documentation.

  • Develop automation tools and take a DevOps approach to improve network management efficiency, deployment, and maintenance of blockchain applications.

Desired Skills and Experience:

  • Experience supporting a large-scale global network environment

  • Background developing extremely low-latency networking infrastructure, e.g., for high-frequency trading

  • Advanced knowledge and troubleshooting of IP networking, TCP/ IP

  • Advanced knowledge of Switching, Routing (BGP, OSPF) and Multicast (IGMP, PIM)

  • Experience working with one or more of the following hardware platforms (Cisco, Mellanox, Arista)

  • Experience with scripting languages (Python preferred) and expertise with git and REST or JSON

  • Experience working with automation tools (e.g., Terraform, Ansible)

  • Experience with databases and big data tools (i.e. MySQL, PostgreSQL, Splunk, InfluxDB, Grafana).

  • Experience with monitoring tools (i.e. Icinga, Splunk, Kapacitor).

  • Strong Linux Shell (all utilities) experience

  • Strong written and verbal communication skills

  • Proven ability to operate in a fast-paced environment

  • Collaborative approach to complex problem solving, with a positive can-do attitude.

  • At least 5+ years of networking experience

  • At least 1+ year of scripting experience

  • CCIE certification or equivalent experience

  • Bachelor’s Degree (preferably in Information Technology)

  • Previous experience demonstrating strategic thinking skills and maturity in tackling complex problems, dealing with people, technology, and processes

We are building the most talented team in the world.


Think you have what it takes? We're excited to meet you! 👋

🫂 At Douro Labs, we value diversity and inclusion in our workplace. We are an equal-opportunity employer committed to preventing discrimination or harassment. We oppose unfair treatment based on protected characteristics such as race, religion, color, national origin, gender, gender expression, sex, sexual orientation, age, marital status, veteran status, disability status, or any other characteristic protected by law. This policy applies to all aspects of employment, including hiring, promotion, termination, leave, and apprenticeship. Our hiring decisions are based on qualifications, merit, and business needs. We strive to create an inclusive and welcoming environment for everyone.