Software Developer (Ruby on Rails + API)

About the Role

We are seeking a Software Developer Unicorn to join the team full-time (9am–5pm EST, Monday–Friday). This role is centered on Ruby on Rails expertise and API development. You’ll be responsible for designing, implementing, and maintaining scalable APIs and building reliable systems with Rails as the core framework.

Why Assistantly?

• We recruit the best of the best — we care as much about the right soft skills as we do about hard skills.
• We want you here long-term and give you the benefits and support you’ve always dreamed of.
• We work one-on-one to match you with the perfect client.
• We love the strategic, initiative-taking, proactive doers of the world.
• You’ll have your own Talent Success Manager dedicated to your success.
• We focus on long-term partnerships, not projects.
• We live by: Stay humble. Be grateful. Work hard.

Core Responsibilities

• Lead development with Ruby on Rails, ensuring high performance and maintainability.
• Design, build, and optimize APIs that power applications and integrations.
• Partner with the team to translate business requirements into scalable technical solutions.
• Write clean, secure, and testable code aligned with best practices.
• Troubleshoot and resolve technical issues quickly and effectively.

• Proven expertise in Ruby on Rails (core framework).
• Strong experience in API development (design + implementation).
• Solid understanding of relational databases (PostgreSQL experience a plus).
• Familiarity with secure coding practices and scalable architecture.
• Excellent communication and collaboration skills.

• Unlimited earning potential if you choose to take on multiple clients and have the capacity

• Generous health allowance to support your well-being
• Profit-sharing opportunities as the company grows
• Access to exclusive upskilling and training in AI, operations, and leadership
• Monthly raffles and performance bonuses
• A tight-knit, supportive community and a dedicated Talent Success Manager to guide your journey