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Ruby Developer

3 months ago

Canada Open Systems Technologies Full time

Open Systems Tech is looking for a Ruby Developer for one of our Healthcare services clients. This is a time sensitive opportunity, please apply ASAP.


As a Senior Ruby Developer, you will:

1. Work with a focused team of other talented engineers, designers, and product managers to

develop our existing backend systems in a scalable fashion

2. Communicate your design through documentations such as flow charts, sequence, entity

relationship, GraphQL schema or OpenAPI schema diagrams

2. Introduce new ideas, processes, and technologies to help evolve our infrastructure and

architecture

3. Mentor junior developers through collaboration and code reviews

4. Collaborate with the product and business teams to identify new opportunities to develop new

features and products

You should be the kind of person who:

- Cares about high-quality, elegant code and architecture

- Develops in an AGILE way without compromising quality

- Thinks deeply and critically about problems, tools, and processes

- Is passionate about building systems that have a positive social impact

- Has a decent sense humor (our dev team has a weird obsession with the Simpsons,

sandwiches, and questionable emoji).


You should have:

- 3 years working experience developing in Ruby

- 5 years’ experience building complex, scalable backend systems

- Experience with distributed systems and microservices (Event driven architecture, CQRS,

Domain Driven Design)

- Experience with React or another framework based on unidirectional data flow

- Experience building microservices in Node.js or Deno

- Some experience/knowledge in Typescript

- Experience in designing normalized (3NF) relational SQL databases

- Experience building RESTful and GraphQL APIs at scale

- Experience writing functional tests (unit, integration and system tests)

- Knowledge of best practices such as KISS, YAGNI, DRY and SOLID principles

- Knowledge of OOP and functional paradigms