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Staff Software Engineer/Cloud Architect (Golang/Ruby)

  • London, England, United Kingdom

Job description

Short facts about us:

  • We are a global remote-first team of 100+ people on 4 continents and in 15+ countries.
  • We have been protecting our clients since 2014.
  • The company has raised over $10M in investments.
  • More than 200 customers around the world, including Fortune 500, Nasdaq, and high-growth startups choose Wallarm to protect their API and web applications.
  • The company passed Y Combinator, the most prestigious incubator in Silicon Valley, from which Dropbox, Stripe, Docker, etc. came out.

Our product:

Wallarm API security solutions provide proven performance to support innovative companies serving millions of users and billions of API requests per month. Hundreds of Security and DevOps teams globally use Wallarm daily to:

  1. Discover. See every asset across your entire attack surface—from cloud environments to every API endpoint with auto-discovery capabilities.
  2. Protect. A single suite that goes beyond OWASP Top 10 for full coverage for API specific threats, account takeover, malicious bots, L7 DDoS, and more.
  3. Respond. Streamline incident response with complete visibility, smart triggers, and active threat verification.
  4. Test. Automate security testing of your APIs and web assets. Prioritize remediation for every asset, in every environment.

Our technology stack:

  • Frontend: the system management interface is written in React and is a Single Page Application.
  • Node for filtering attacks requires maximum performance, that’s why we chosen C for its development.
  • Backend: we use mainly Ruby (RoR for API only and Sinatra) and Golang (Gin), some components and modules are written in Python (aiohttp, Flask, FastAP)
  • QA department using Python for developing integration autotests.
  • Cloud: GCP, Terraform, AWS
  • Databases: PostgreSQL, Elasticsearch, Riak/S3, Tarantool, and Redis
  • DevOps: Kubernetes, Docker, Prometheus, Grafana, EFK, Linux

About this opportunity:

We are looking for an Architect to Core team. It is a role for the Distinguished Individual Contributor.

As a Staff Software Engineer in our core team, you will play a pivotal role in shaping the architectural decisions of our cloud products. You'll work with Golang and Ruby to design, develop, and refine technologies that are critical to our mission and our users. This position offers the opportunity to lead projects and contribute significantly to our technical direction.


  • Architect and implement scalable, high-performance systems using Golang and Ruby.

  • Lead the technical direction of our projects, making critical decisions on architecture and design.

  • Collaborate with cross-functional teams (Product, Design, QA) to define, design, and ship new features and services.

  • Ensure code quality, sustainability, and scalability through code reviews, mentoring, and best practices.

  • Drive innovation by exploring, recommending, and implementing new technologies and frameworks.

  • Address and improve any technical issues, tech debt, or bugs in a timely manner.

  • Provide leadership and mentorship to software engineers, fostering a culture of continuous learning and growth.

  • Stay up-to-date with the latest industry trends and advancements in Golang, Ruby, and related technologies.

Job requirements

In this role you need:

  • Extensive hands-on experience with Golang and/or Ruby, including deep knowledge of their ecosystems.

  • Experience with cloud services (AWS, GCP, Azure) and containerization technologies (Docker, Kubernetes).

  • Experience with microservices architectures and distributed systems.

  • Proven track record in architecting and developing scalable, high-availability systems.

  • Strong understanding of software engineering principles, design patterns, and best practices.

  • Excellent problem-solving skills, with a creative and analytical approach to challenges.

  • Strong leadership skills, with the ability to mentor and guide team members.

  • Excellent communication and collaboration skills, with a track record of working effectively in cross-functional teams.

Nice to have

  • Familiarity with continuous integration/continuous deployment (CI/CD) pipelines and automated testing frameworks.

What we offer:

  • Ability to work on a product that makes the Internet safer
  • Completely remote work and flexible working hours
  • Competitive salary and bonuses
  • Paid days off
  • Medical insurance
  • Working equipment
  • Professional development and career growth


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