The Senior Ruby On Rails Engineer will develop full-stack web applications, provide technical leadership, mentor juniors, and ensure quality and performance in a collaborative Agile environment.
We are seeking a Senior Software Developer (Ruby on Rails) to join our growing team. This role is ideal for an experienced engineer who is passionate about building high-quality applications, driving technical excellence, and contributing to a collaborative development culture.
As a Senior Developer, you will play a key role in shaping technical direction, mentoring junior team members, and delivering scalable solutions that meet the diverse needs of stakeholders. You will work closely with product managers, designers, architects, and other developers to translate business requirements into secure, reliable, and high-performing applications.
Key Responsibilities:
- Full-Stack Development: Design, build, and maintain modern web applications with Ruby on Rails and supporting technologies.
- Collaboration: Partner with product managers, designers, and cross-functional teams to define feature requirements, set priorities, and ensure successful delivery.
- Technical Leadership: Conduct code reviews, set coding standards, and mentor junior developers to foster knowledge sharing and best practices.
- Architecture & Design: Participate in system design and architecture discussions, recommending improvements to enhance scalability, performance, and maintainability.
- Cloud & Infrastructure: Build and operate applications in cloud environments (e.g., AWS, Azure, or GCP), ensuring security and resilience.
- Agile Practices: Contribute to sprint planning, stand-ups, retrospectives, and other Agile ceremonies to support an iterative and transparent development process.
- Quality Assurance: Ensure applications adhere to security, reliability, and performance best practices through testing, automation, and monitoring.
- Problem-Solving: Diagnose, troubleshoot, and resolve complex technical issues in a timely manner.
- Continuous Improvement: Stay current with industry trends and emerging technologies, integrating them where appropriate to improve efficiency and capabilities.
Requirements
Education & Experience
- Bachelor’s degree in Computer Science, Software Engineering, or a related technical field, or equivalent professional experience
- 8+ years of hands-on software development experience, with a strong focus on Ruby on Rails
- Proven track record of designing, developing, and deploying scalable web applications in production environments
Technical Skills
- Ruby on Rails expertise, with deep understanding of Rails architecture, conventions, and performance optimization
- Front-end development experience with HTML, CSS, JavaScript, and modern frameworks such as React, Vue, or Angular
- Strong skills in relational database design, optimization, and query performance (PostgreSQL, MySQL, or equivalent)
- Experience deploying and managing applications on AWS, Azure, or GCP
- Skilled in designing, building, and integrating RESTful and GraphQL APIs
- Strong background in automated testing frameworks (RSpec, Minitest, or similar) and test-driven development (TDD)
- Familiarity with CI/CD pipelines, Git-based workflows, containerization (Docker, Kubernetes), and monitoring tools
- Understanding of secure coding practices, application-level security, and data protection standards
Professional Skills
- Ability to mentor junior developers and provide constructive code reviews
- Strong problem-solving and debugging skills with a systematic, detail-oriented approach
- Excellent communication and collaboration abilities, with experience working in Agile teams
- Ability to balance multiple priorities, adapt to shifting requirements, and deliver high-quality results under tight deadlines
- Commitment to continuous learning and professional growth
Other Requirements
- Must be able to work in the U.S. without sponsorship
- Must be willing and able to obtain a security clearance
- Physical Location: Must be working within the USA
Benefits
- Health Care Plan (Medical, Dental & Vision)
- Retirement Plan (401k, IRA)
- Life Insurance (Basic, Voluntary & AD&D)
- Paid Time Off (Vacation, Sick & Public Holidays)
- Family Leave (Maternity, Paternity)
- Training & Development
- Work From Home
Top Skills
Angular
AWS
Azure
CSS
Docker
GCP
HTML
JavaScript
Kubernetes
Minitest
MySQL
Postgres
React
Rspec
Ruby On Rails
Vue
Similar Jobs
%20copy.jpg)
Software
The role involves technical discussions, mentoring developers, implementing new features, and managing AWS applications. Responsibilities include code review and improving processes.
Top Skills:
AWSDockerHelmJson ApisKubernetesMySQLPostgresRubyRuby On RailsSQL
Information Technology • Software • Consulting
Seeking a Senior Full Stack Engineer to lead development of web applications, mentor teams, and engage in CI/CD processes while collaborating with cross-functional teams.
Top Skills:
AngularCi/CdDockerKubernetesNode.jsRuby On Rails
eCommerce • Legal Tech • Professional Services • Software • Data Privacy
As a Senior Software Engineer, you will design and maintain systems, mentor team members, and improve both code quality and team practices.
Top Skills:
ActiverecordAngularAWSCloudwatchEc2EcsElasticsearchJavaScriptRdsReactRubyRuby On RailsS3SequelSQLVpcVue
What you need to know about the Boston Tech Scene
Boston is a powerhouse for technology innovation thanks to world-class research universities like MIT and Harvard and a robust pipeline of venture capital investment. Host to the first telephone call and one of the first general-purpose computers ever put into use, Boston is now a hub for biotechnology, robotics and artificial intelligence — though it’s also home to several B2B software giants. So it’s no surprise that the city consistently ranks among the greatest startup ecosystems in the world.
Key Facts About Boston Tech
- Number of Tech Workers: 269,000; 9.4% of overall workforce (2024 CompTIA survey)
- Major Tech Employers: Thermo Fisher Scientific, Toast, Klaviyo, HubSpot, DraftKings
- Key Industries: Artificial intelligence, biotechnology, robotics, software, aerospace
- Funding Landscape: $15.7 billion in venture capital funding in 2024 (Pitchbook)
- Notable Investors: Summit Partners, Volition Capital, Bain Capital Ventures, MassVentures, Highland Capital Partners
- Research Centers and Universities: MIT, Harvard University, Boston College, Tufts University, Boston University, Northeastern University, Smithsonian Astrophysical Observatory, National Bureau of Economic Research, Broad Institute, Lowell Center for Space Science & Technology, National Emerging Infectious Diseases Laboratories
