Staff Engineer & Tech Lead: Full-Stack .NET/React + AI

Calance; United States; Remote; USD 150,000 - 190,000; Full time

Job summary

Calance in United States is seeking a hands-on Technical Lead who owns a product area, writing a large share of the code in C#/.NET on the backend and React/TypeScript on the frontend. You will design and ship architecture, enforce quality bars, mentor teammates, and lead by example rather than via meetings.

Expect real AI work, not research, with production integrations and measurable impact. You'll work with AWS distributed systems, CI/CD, observability, and drive end-to-end delivery while

Qualifications

• Full-stack ownership with deep C#/.NET and React/TypeScript skills.
• Production code written in the last 6–12 months in both layers.
• 6–10 years of total experience with architecture, mentoring, and delivery.

Responsibilities

• Ship end-to-end features in C#/.NET and React/TypeScript.
• Design and operate AWS-based distributed systems with observability.
• Own product surface architecture: APIs, UI, data, and cloud.
• Identify AI opportunities and ship production integrations.

Skills

C#

.NET

React

TypeScript

AWS

Distributed systems

Code reviews

Mentoring

AI integration

Tools

AWS

Terraform

CI/CD

Job description

Calance in United States is seeking a hands-on Technical Lead who owns a product area, writing a large share of the code in C#/.NET on the backend and React/TypeScript on the frontend. You will design and ship architecture, enforce quality bars, mentor teammates, and lead by example rather than via meetings.

Expect real AI work, not research, with production integrations and measurable impact. You'll work with AWS distributed systems, CI/CD, observability, and drive end-to-end delivery while