Senior Ruby Developer

Short facts about us:

• We are a global remote-first team of 80+ people on 2 continents and in 7 time zones.
• 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:

• The system management interface is written in React and is a Single Page Application. Therefore, backend teams are not engaged in layout, but only API development.
• For backend development, we use Ruby and Golang
• Some components and modules are written in Python (Data Science/ML). But mostly Python is used by the QA department for developing integration autotests.
• Cloud deployed with Kubernetes/Helm and Terraform
• Main frameworks used: Ruby On Rails (API only)/Sinatra; gin for Golang
• Main databases used: PostgreSQL, Elasticsearch, Riak/S3, Tarantool, and Redis

About this opportunity:

We are looking for a Senior Ruby developer to work with backend tasks in our product, such as:

Development of the High-loaded Wallarm Cloud for attack storage and indexing;

Development of the Brute-force attack security system;

Development of the blocking system (black/white/gray lists); system of triggers, and GeoIP gathering;

Working with billing services, subscription plans, and licenses;

Development of the notification system and new analytics dashboard;

Creating integrations with third-party systems;

Refactoring of the existing code base, managing technical debt;

Participating in the whole software development life cycle.

Technical stack of this position: Ruby, Ruby on Rails, Sinatra, PostgreSQL, Docker, K8s, Golang (optional), Elasticsearch (optional).
 

Job requirements

In this role you’ll need:

• 5+ years of general experience in software development;
• 3+ years of working experience with Ruby;
• Strong knowledge of SQL, working experience with relational databases (PostgreSQL);
• The culture of using RSPEC;
• Knowledge and experience with Docker, UNIX, git;
• Knowledge and ability to apply the principles of DRY, SOLID, KISS, OOP, STI, and Service objects;
• Experience in complex systems development.

Additional advantages will be:

• Working experience with Ruby on Rails, Sinatra;
• Knowledge of Kubernetes/Helm;
• Experience with ElasticSearch;
• Golang knowledge;
• Ability to optimize database queries;
• Working experience or desire to work in the field of information security.

What we offer:

• Ability to work on a product that makes the Internet safer
• Completely remote work
• Competitive salary and bonuses
• 15 paid days off in addition to the vacation
• Flexible working hours
• Allocated budget for each employee for compensation:
  • Education (trainings, conferences, books, etc.)
  • Sport (Fitness, sports sections, equipment, etc.)
  • Paid medicine (including psychologists)
  • Vacation (tickets, hotels, tours, etc.)
  • Leisure (tickets to the theatre or cinema)
  • Workplace equipment