Senior Software Engineer (Python & Ruby)

Location: Fully Remote (U.S. Only)

Type: Full-Time | Open Due to Growth

Overview

We are seeking a pro-level Software Engineer with deep expertise in Python and Ruby to join a growing engineering organization that’s building scalable, high-impact products in a mission-driven environment. This is a fully remote opportunity for a highly skilled developer who thrives in a collaborative, fast-paced culture and wants to make meaningful contributions to innovative projects.

About the Role

This role is ideal for an experienced engineer who has worked in both startup and enterprise environments and is now ready to rejoin a nimble, fast-moving team where innovation, ownership, and empathy drive the work. You’ll collaborate with other senior engineers, product teams, and stakeholders across multiple time zones to develop, test, and maintain high-performance systems and services.

Key Responsibilities

• Design, develop, and maintain robust applications using Python and Ruby
• Collaborate with cross-functional teams to build scalable and maintainable systems
• Implement and optimize APIs, integrations, and backend logic for complex use cases
• Contribute to architectural decisions and ensure best engineering practices
• Write clean, well-documented, and testable code
• Mentor junior engineers and contribute to continuous learning within the team
• Participate in agile sprints, code reviews, and technical discussions

Required Qualifications

• Expert-level proficiency in Python and Ruby
• 5+ years of experience in software engineering, with a strong portfolio of production systems
• Proven success in both startup and larger corporate environments
• Solid understanding of software architecture, system design, and cloud technologies
• Strong problem-solving skills and ability to work autonomously
• Excellent communication skills and an empathetic, team-oriented approach
• Bachelor’s or Master’s degree in Computer Science or related field

Preferred Background

• Experience or education from top-tier universities such as MIT, Harvard, Stanford, UC Berkeley, Georgia Tech, or other high-performing institutions
• Demonstrated contributions to open-source projects or early-stage startups
• Background in climate tech, sustainability, or environmental solutions is highly desirable

Culture Fit

We’re looking for empathetic engineers who bring curiosity, collaboration, and creativity to their work. Ideal candidates are excited by growth, not constant job-hopping. You should value team diversity and thrive in inclusive, mission-driven environments.

Additional Information

• No sponsorship or visa support is available at this time
• Green Card holders and U.S. citizens are welcome
• Competitive compensation, equity options, comprehensive benefits (medical, dental, vision, 401k), and flexible PTO
• 100% remote, flexible hours, and a “bring your own device” stipend