Senior Software Engineer – AI SaaS

This is a fully remote position, open to applicants in United States.

📋 Description

• Design and enhance backend systems utilizing Scala, Play, Postgres, and AWS.

• Create and implement scalable APIs and AI-enhanced services.

• Take ownership of feature development from concept to production.

• Develop frontend components using React, Chakra, Storybook, and contemporary state management tools.

• Establish and maintain agent-driven development workflows.

• Leverage Claude Code and Codex to expedite implementation, debugging, and refactoring across simultaneous sessions.

• Construct internal tools, prompts, and engineering systems to boost productivity and code quality.

• Enhance performance across frontend, backend, and AI-assisted pipelines.

• Set best practices for AI-native software development.

• Eventually oversee a small team of 2–3 engineers, influencing their interaction with AI.

• Assist in architecting and evolving Process Street into an AI-native product and engineering organization.

• Operate within 6-week Shape Up cycles and 2-week cooldowns to address challenges, refine systems, and explore new ideas.

⛳️ Requirements

• Over 7 years of experience in software engineering.

• Extensive experience with backend systems, including Scala or Java, Ruby, or C#.

• Proficient in JavaScript and React.

• Experience in building and scaling SaaS products.

• Strong familiarity with AI coding tools such as Claude Code, Codex, and Cursor.

• Comfortable working within multi-session, agent-driven workflows.

• Strong intuition regarding when to use AI versus manual development.

• Experience in system design, not just feature implementation.

• Exceptional written communication skills in an async-first environment.

• Reside in a timezone between UTC−6 and UTC+2.

• Experience or hands-on experimentation with custom LLM development workflows, internal engineering tools, prompts, skills, or agent-like systems.

• Proficient in writing code, designing systems, guiding AI agents, and debugging AI-generated output.

🏝️ Benefits

• “No Meeting” Fridays.

• Unlimited PTO policy; most employees take 3–4 weeks, in addition to major holidays and a company-wide week off in December.

• Company-sponsored offsite events and small-group meetups.

• Opportunities for social interactions including coffee chats, games, storytelling, and house tours.

• Comprehensive health insurance for US employees and their families, including dental and vision coverage.

• Equity options available for all full-time positions.

• Flexible remote work culture.

• Typically fewer than 5 hours of meetings per week.