Senior Staff Software Engineer — Architecture & Quality Leader

Jani-King International, Inc.; Addison (TX); On-site; USD 160,000 - 210,000; Full time

Benefits offered by this job

On-site at Addison

Direct access to CTO

Mentorship of engineers

Job summary

Jani-King International, Inc. is seeking a Staff Software Engineer to join the Engineering team at our corporate headquarters in Addison, TX.

This is the senior individual-contributor role on the software team and the owner of its engineering quality bar, setting standards for code design, reviews, testing, and shipping. The role builds and operates a proprietary franchise accounting platform—React, .NET, and SQL Server—hosted in AWS.

Qualifications

• 8+ years of professional software engineering experience, including 3+ years as the senior-most or lead engineer on a system with financial or operational consequences.
• Mastery of agent-driven software development in Cursor or a comparable agentic IDE.
• Deep proficiency in C#/.NET, and strong proficiency in TypeScript and React.
• Strong SQL Server skills: schema design, query performance, and data integrity under concurrent load.
• Experience deploying and operating applications in AWS, including CI/CD and production observability.
• Excellent written and verbal communication, with demonstrated effectiveness in ambiguous situations.
• Must be able to pass a background screen.
• You Own the Whole Thing: senior-most engineer on a small team, with architecture and quality bar yours to set.
• Direct Access to the CTO: report to and work daily with a hands-on CTO.

Responsibilities

• Own the code review standard across all repositories, and serve as final human reviewer on financial calculation, data migration, and authorization code.
• Provide day-to-day technical direction to contract developers and mentor engineers through pairing and structured review.
• Participate in scoping from the start, personally build high-leverage features, and own observability and on-call for what you ship.
• Decompose features into agent-executable units, dispatch them to a fleet of coding agents running in parallel, and run multi-round agentic review before human review.

Skills

C#/.NET

TypeScript

React

SQL Server

AWS

CI/CD

Agent-driven development

Tools

Cursor (agentic IDE)

Job description

Jani-King International, Inc. is seeking a Staff Software Engineer to join the Engineering team at our corporate headquarters in Addison, TX.

This is the senior individual-contributor role on the software team and the owner of its engineering quality bar, setting standards for code design, reviews, testing, and shipping. The role builds and operates a proprietary franchise accounting platform—React, .NET, and SQL Server—hosted in AWS.