4 software engineer ruby jobs at 4 companies in Racine, WI

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
1mo
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Lead Software Engineer, DevOps
Riverwoods or Plano or McLean
$179k-$205k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
4+ YOEBachelor's degree, 4+ years DevOps engineering, 3+ years cloud-native experience, 4+ years Unix/Linux administration; experience with Java/Python/SQL/Go/Ruby, Docker, Kubernetes, Ansible, Terraform and AWS/Azure/GCP.
Java, Python, SQL, Ruby, Go, Golang, JavaScript, Bash, Perl, Docker, Kubernetes, Ansible, Terraform, Amazon Web Services, Microsoft Azure, Google Cloud Platform, Unix, Linux, Apache Mesos, Marathon, Apache Spark, Jenkins, Cassandra, ElasticSearch
3d
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Software Engineer, Test & Infrastructure III
Deerfield or Chicago
$113k-$132k/yr HybridFull Time
Vail Systems
Vail Systems: Develops voice interaction technology and telephony software solutions.
4+ YOE4+ years in test automation or QA infrastructure; experience with languages (Ruby, Java, C#, C++, Perl, Python), automation frameworks, CI/CD, containers, distributed systems, performance testing, and mentoring.
Ruby, Java, C#/.NET, C++, Perl, Python, JUnit, TestNG, PyTest, RSpec, Selenium, Cucumber, Jenkins, Docker, Kubernetes, SQL, NoSQL, Linux
1mo
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Staff Software Engineer - Zero Trust Networking (remote)
Milwaukee or Glendale or United States
$120k-$185k/yr RemoteFull Time
Johnson Controls
Johnson ControlsNYSE: JCI: Provides integrated building technologies including HVAC, fire, and security systems.
5+ YOE5+ years software engineering experience; distributed systems design; expertise in C++ and/or Rust; networking (VPN, IAM); experience with AI tools (Claude, Copilot, Codex, Cursor); strong communication and mentoring skills.
C++, Rust, Claude, Copilot, Codex, Cursor, Ruby, Ember.js, OpenBlue, Airwall, VPN, IAM
2mo
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Developer Sr
Evanston, Illinois, United States
$99k-$112k/yr HybridFull Time
Northwestern University
Northwestern University: Private research university providing higher education and academic research.
4+ YOEBachelor's or equivalent experience, 4+ years relevant software development experience, expertise with PHP/Laravel or Ruby on Rails, PostgreSQL/MySQL, HTML/CSS/JavaScript, Git, AWS, identity/security concepts, data warehousing, strong problem-solving and communication skills.
Amazon Web Services (AWS), Apache, Git, Subversion, LDAP, Linux Operating System, Mac OS X Operating System, SQL, MySQL, Postgres, PostgreSQL, CSS, HTML 5, JavaScript, jQuery, PHP, Python, Ruby on Rails, SAS, XML, Laravel, RESTful APIs