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US

  • Work with fellow engineers to design, review, and build well-crafted software for government partners.
  • Collaborate to architect, implement, and deploy new systems and improvements to existing legacy platforms.
  • Create tools and processes to automate development, testing, and production workflows.

Ruby Ruby On Rails TypeScript Agile System Design

17 jobs similar to Software/Senior Engineer (Ruby)

Jobs ranked by similarity.

US Canada Mexico 4w PTO 16w maternity 4w paternity

  • Research opportunities and run experiments to ensure Fleetio users are primed for long-term success.
  • Build systems to provide customized onboarding for users during their trial period.
  • Improve feature areas around various app modules to increase usage and reduce churn.

Fleetio is a modern software platform that helps thousands of organizations worldwide manage their fleet operations. They raised $450M in their Series D funding round in March of 2025 and are on an exciting trajectory as a company.

US North America 4w PTO 16w maternity 4w paternity

  • You will design, build, and iterate on AI-powered product experiences across Fleetio’s Rails and React application.
  • You will partner closely with Product, Design, Data, Customer Success, and other engineers to identify customer problems where AI can meaningfully improve the workflow.
  • You will create high-quality front-end experiences using Fleetio’s current React, TypeScript, Vite, Storybook, Tailwind, and component patterns.

Fleetio is a modern software platform that helps thousands of organizations worldwide manage their fleet operations. They are on an exciting trajectory as a company after raising $450M in their Series D funding round in March of 2025 and are a proud founding member of the Rails Foundation!

US

  • Ship reliable, secure improvements that meaningfully reduce friction for church staff.
  • Deliver new features, refine existing ones, improve performance, and maintain the security of customer data.
  • Investigate customer-reported bugs and diagnose errors that come in through our error monitoring tools.

Planning Center provides tools that help churches build stronger, more connected communities. They are an independent, profitable company that focuses on building products thoughtfully, caring for their team, and making decisions for the long term.

US

  • You'll lead and develop a team of 4 to 6 software engineers, owning hiring, performance management, growth conversations, and team culture.
  • You'll set team goals, track progress against roadmap commitments, and ship high-quality software on time.
  • You'll provide technical guidance, architectural oversight, and mentorship to engineers across the team.

Retired.com aims to give everyday Americans control over their financial future. They sit at the intersection of fintech innovation and retirement planning, helping clients invest in alternative assets. They are a fully remote team, and they are a Great Place to Work Certified™.

Canada

  • Design, improve, and debug complex, scalable distributed systems
  • Find solutions to optimize bottle-necks and general system wide performance
  • Write extensible scalable and test-driven code, and take responsibility and ownership of projects from start to finish

StackAdapt empowers marketers to reach, engage, and convert audiences with precision. They are a leading technology company with an AI-powered platform that connects brand and performance marketing. StackAdapt has a diverse and flexible culture with dedicated career paths.

$156,000–$205,000/yr
US

  • Design, code, test, and debug software applications in accordance with coding standards and best practices, ensuring optimal performance and security.
  • Collaborate with product managers and designers to translate business requirements into technical specifications and provide input on feasibility.
  • Identify and troubleshoot software defects and issues, employing analytical thinking and problem-solving skills to develop efficient and effective solutions.

EasyPost, founded in 2012, is a YC unicorn that simplifies shipping for businesses, from startups to Fortune 500 companies. They provide a developer-friendly REST API for shipping and continue to innovate in the shipping industry. The team is rapidly growing, fostering a culture of builders and problem-solvers who value elegant architecture and fast decisions.

Europe

  • Build and own scalable SaaS applications end-to-end — frontend, backend, and data layers.
  • Write production-grade code that is reliable, readable, efficient, and testable.
  • Drive system availability and performance — investigate, analyze, and resolve reliability issues across the stack.

Firstup's mission is to improve the employee experience. They serve 40 of the Fortune 100 companies, reaching and connecting more than 17 million employees daily, with employees who are experts in the employee experience, workforce communications and technology.

$140,000–$190,000/yr
Global Unlimited PTO

  • Help take our MCP server from early-stage to production-grade.
  • Contribute to our public APIs with clarity and consistency.
  • Build backends for agentic apps and define new patterns.

Recast is a marketing mix modeling platform. We are a fully remote team with members in 6+ countries, committed to building a diverse team.

US Unlimited PTO

  • Lead the architecture and implementation of major initiatives on a grantmaking platform.
  • Provide technical leadership across all phases of large-scale engineering work, from design through rollout.
  • Mentor engineers, raise architectural literacy, and champion thoughtful use of AI in the SDLC.

Fluxx is a collaborative grant management platform that helps foundations, government agencies, and nonprofits streamline the grantmaking process. With over 400 customers and more than $39B in grants managed annually, Fluxx is a people-first, inclusive workplace committed to continuous learning.

US Canada Unlimited PTO

  • Building high quality and fault tolerant products along with an inclusive team environment
  • Able to pitch in at a code level, whether it’s code reviews, executing tickets to keep the team on track, or taking ownership of critical customer data issues
  • Work with cross-functional partners in product, design, research, business development, operations, and go to market teams to build secure, compliant, and seamless onboarding and lifecycle experiences for companies and workers

Wrapbook's mission is to increase the prosperity of the project economy, providing a vertical fintech platform that enables companies to seamlessly onboard, pay, and insure their workforces. They operate in a 50B market and have raised over 30M from Andreessen Horowitz, Equal Ventures, and others.

US

  • Design, develop, and maintain scalable web applications and APIs using Ruby on Rails
  • Move fluently between Rails and other frameworks/languages depending on the client engagement
  • Architect and implement service-oriented and microservices-based solutions

NextLink Labs helps companies build, scale, and secure their software applications and organizations. As a remote-first company, they work to ensure a comfortable and collaborative work environment.

Canada Unlimited PTO

  • Lead the Frontend Platform team, owning shared frontend infrastructure and data/reporting systems.
  • Contribute technically through code reviews, pairing, and architectural input.
  • Partner with product, design, and engineering teams to define and deliver the roadmap.

Wrapbook provides a smart, intuitive platform that makes production payroll and accounting easier, faster, and more secure, connecting production teams, cast, and crew in one place. The company has a growing team of 250+ people across the USA and Canada and is backed by top-tier investors like Andreessen Horowitz.

Canada US Unlimited PTO

  • Design and maintain scalable, secure software architectures aligned with business goals, ensuring robust and reliable systems.
  • Introduce and implement best practices around object-oriented design, domain-driven design, and microservices.
  • Use AI to streamline processes, reduce friction, and give time back to developers for meaningful work.

ZayZoon builds a financial empowerment platform helping businesses improve employee financial wellness through services like earned wage access. Recognized for growth in Deloitte's Technology Fast 50 and Fast 500, they are a remote-first company with a Series B funding of nearly $50 million USD.

Global

  • Design, build, and maintain scalable full stack applications.
  • Collaborate with Product, Design, Commercial, and Analytics teams to deliver impactful features.
  • Develop and integrate AI-powered workflows and LLM-based solutions using modern generative AI tooling.

Smart Working believes your job should feel right every day. They connect skilled professionals with global teams for full-time, long-term remote roles and value employee growth and well-being. They are a highly-rated workplace on Glassdoor.

Brazil

  • Contribute to cutting-edge greenfield projects in advertising technology using Ruby/Rails, JavaScript, and Java.
  • Develop scalable back-end and front-end code, experiment with emerging AI technologies, and maintain exceptional code quality.
  • Utilize agile methodologies for multiple weekly releases and participate in enhancing DevOps processes for revenue-critical applications.

Verve is a technology company that creates a more efficient and privacy-focused way to buy and monetize advertising, fusing data, media, and technology to deliver results for advertisers and publishers. With 30 offices globally, Verve's solutions are trusted by over 90 of the top 100 US advertisers and 4,000 publishers worldwide, fostering a fast-paced, results-oriented culture.

$170,000–$220,000/yr
Global Unlimited PTO

  • Build and lead a team of 4-7 direct reports.
  • Drive a public API strategy that prioritizes reliability and developer experience.
  • Help shape what “effective” looks like for an AI-native engineering team.

Recast is a marketing mix modeling platform. They are a fully remote team with members in 6+ countries.

US Unlimited PTO 16w maternity

  • Build and ship applications that accelerate Vanta's GTM efforts, from AI-powered workflows to internal tools improving rep productivity and pipeline velocity.
  • Own the full product lifecycle, prototype, iterate, ship, and maintain solutions that solve real-world customer and internal workflow problems.
  • Partner closely with Sales, Technical Success, and Revenue Operations to identify high-leverage opportunities and build for user needs.

Vanta helps businesses earn and prove trust by providing continuous security monitoring and verification. They empower companies to practice better security with ease. Vanta has a kind and talented team, and many have been successful without prior security experience.