MKS2 TechnologiesHiring

Ruby Developer

  • USD 130,000 to 140,000 per year
  • Remote, United States
  • Senior
  • Posted 3 weeks ago
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In one line

Ruby on Rails role on a remote US team building APIs that connect software systems, for a government client.

About the role

A hands-on engineer who writes production code and can also guide other engineers fits here. The work covers API design through to performance, security and on-call support.

At a glance

Pay
USD 130,000 to 140,000 per year
Remote scope
Remote, United States
Seniority
Senior
Skills
Ruby on Rails, MySQL, RSpec, GraphQL, Docker, Kubernetes
Posted
12 Oct 2026
Last checked
3 Nov 2026

What you will do

  • Design and build APIs, including specs, endpoints, data models and REST or GraphQL protocols
  • Write production-grade code for core services and review code with the technical lead
  • Keep API docs clear for consumers and handle versioning and backward compatibility
  • Apply security practices such as authentication, authorization and encryption
  • Join Tier 1 and Tier 2 on-call and troubleshoot production issues

What they look for

  • 6 or more years of strong Ruby on Rails experience
  • Experience with the RSpec testing framework
  • A track record designing, building and maintaining APIs, plus the ability to lead engineers while staying hands-on

Nice to have

  • Docker, Kubernetes and Helm
  • OAuth and async job tools such as Sidekiq
  • Spring Boot or Java, and Git

How Keywordise applies for you

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ClaudeConnectorChatGPTConnectorMuseby Meta

Claude

  1. In Claude, open Settings, then Connectors, and choose Add custom connector.
  2. Name it Keywordise and paste the connector URL.
  3. Click Connect, log in to Keywordise and approve. Then send the prompt in a new chat.
Connector URL
https://keywordise.com/mcp

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ChatGPT

  1. In ChatGPT, open Settings, then Connectors. On plans that need it, turn on developer mode first.
  2. Add a new connector with the connector URL and choose OAuth. Leave the client ID and secret empty.
  3. Log in to Keywordise and approve. Then send the prompt in a new chat.
Connector URL
https://keywordise.com/mcp

Disconnect any time in your Keywordise settings.

Muse

  1. Open Muse (muse.ai or the app) and send it the message below.
  2. If Muse asks how to sign in, answer OAuth. Open the sign-in link it sends, log in to Keywordise and approve.
  3. Send the prompt. Muse asks before it sends anything.
Message for Muse
Add a custom connector called Keywordise. It is a remote MCP server at https://keywordise.com/mcp and uses OAuth. Give me the sign-in link.

Muse is available in the US only for now.

Prompt
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How to connect

Questions about this job

Can I do this job remotely, and from which countries?

The posting lists it as remote for people in the United States.

What does this job pay?

The posting states USD 130,000 to 140,000 per year.

What experience is needed?

It is a senior role. The posting asks for: 6 or more years of strong Ruby on Rails experience; experience with the RSpec testing framework; a track record designing, building and maintaining APIs, plus the ability to lead engineers while staying hands-on. Skills it names include Ruby on Rails, MySQL, RSpec, GraphQL.

How do I apply with Keywordise AI?

Press the Apply with Keywordise AI button and add your CV. Keywordise tailors your CV and cover letter to this posting and sends the application for you, with a free 7-day trial and no card.

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