Senior Software Engineer - Build Scalable Core Features

orderco; United States; Hybrid; USD 175,000 - 195,000; Full time

Benefits offered by this job

Competitive salary

Equity

Hybrid work environment

401(k) match

Medical, dental, vision

Job summary

Order.co is seeking an experienced engineer to deliver complex features end-to-end, owning subsystems and raising the technical bar for the team. You will mentor junior engineers, review designs, and drive improvements in testing, observability, and code organization.

The role emphasizes security-aware decision making and strong collaboration with product discussions. You should have production-grade Ruby on Rails experience, solid PostgreSQL data modeling skills, and a track record of

Qualifications

• Proven experience building production-grade Ruby on Rails applications.
• Strong data modeling and query performance with PostgreSQL.
• Experience integrating with external systems via REST/GraphQL or webhooks.
• Experience with AWS, CI/CD, and deployment fundamentals.
• Ability to mentor junior engineers and lead code reviews.
• Ability to communicate with both technical and non-technical stakeholders.

Responsibilities

• Design and implement complex features end-to-end; own subsystems and navigate existing codebases with architectural discernment, using AI tooling as an accelerant while applying your own judgment on correctness, security, and alignment with the system's direction
• Participate in design reviews; propose sound technical designs and identify scalability, performance, and reliability risks before they become incidents
• Scope and estimate accurately; deliver features from requirements through rollout and post-release monitoring; communicate risks early
• Mentor junior and mid-level engineers through code reviews and pairing; provide substantive feedback that raises the quality of code around you
• Drive improvements in team practices — testing patterns, observability, code organization — and push back on shortcuts that create long-term cost
• Explain technical decisions clearly to both technical and non-technical stakeholders; represent engineering in product discussions with a security lens

Skills

Ownership mindset

Incremental delivery

Mentoring

Ruby on Rails

PostgreSQL

REST/GraphQL APIs

AWS

CI/CD

AI tooling awareness

Tools

REST/GraphQL APIs

Webhooks

External system integrations

Job description

Order.co is seeking an experienced engineer to deliver complex features end-to-end, owning subsystems and raising the technical bar for the team. You will mentor junior engineers, review designs, and drive improvements in testing, observability, and code organization.

The role emphasizes security-aware decision making and strong collaboration with product discussions. You should have production-grade Ruby on Rails experience, solid PostgreSQL data modeling skills, and a track record of