We are seeking an adept backend developer proficient in Ruby on Rails, PostgreSQL, and AWS technologies. Expertise in fin-tech, trading, or cryptocurrencies is highly desirable. Our tech stack includes Go, Ruby, Rails, Sidekiq, Redis, Kubernetes, PostgreSQL, Clickhouse, DynamoDB, and various AWS services.
Requirements:
- 5+ years of experience in Ruby on Rails development
- Strong understanding of PostgreSQL
- Familiarity with AWS serverless services (Lambda, DynamoDB)
- Experience with at least one key-value store (Redis/Memcached/etc.)
- Adherence to best practices, including test-driven development, continuous integration, refactoring, and code standards
- Ability to design robust, scalable, and secure features
- Excellent communication skills (both online and in-person)
- Integration experience with external API services
Responsibilities:
- Develop modular and scalable codebase
- Implement new trading algorithms and features
- Address high-load and security-related challenges
- Ensure code quality and performance
Would Be a Plus:
- Knowledge of Kubernetes
- Basic knowledge of Go and a desire to further develop skills in it
We offer:
- We offer flexible working conditions with a priority to work from our offices in Barcelona, followed by Tallinn. Remote work is also open for discussion.
- Inspiring leadership and knowledgeable, creative, genuinely kind colleagues
- Paid annual leave, paid sick leave
- Competitive salary offers based on your skills
- In-house lessons for your crypto-trading skills
Top Skills
What We Do
Welcome to the official 3Commas page! Our software offers cutting-edge crypto trading bots without coding for advanced traders!, empowering traders with unparalleled control over their positions. As the largest crypto trading platform, we operate across 14 exchanges, facilitating over $400 billion in trading volume." 3Commas trading tools include: DCA Bot: A flexible bot that utilizes a variety of signals (deal-start triggers) and strategy options to trade long, short, or even futures. Grid Bot: Designed for situations when a coin is trading sideways (moving between predictable support and resistance lines), the Grid Bot can execute profitable deals. Signal Bot: This bot allows users to track Technical Analysis specialists or use indicators and Pine Script strategies with customizable settings. Deals can be seamlessly executed using 3Commas webhooks to ensure no potential opportunities are missed. SmartTrade: Enables users to set up easy one-off trades with options like Trailing Buy, which are not typically offered by exchanges. Visit https://3Commas.io to start your trading journey
