Senior Backend-Focused Full-Stack Engineer, Energy Markets

Yesenergy

Boulder (CO)

Hybrid

USD 135,000 - 160,000

Full time

14 days+

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Job summary

Yes Energy in Boulder, CO is seeking a Senior Full Stack Engineer with deep back-end expertise to shape the architecture of our next-generation energy market platform. This role blends hands-on development with technical leadership across settlement processing, bid submission, market workflows, and platform APIs.

The majority of work is back-end focused, with front-end tasks as needed. You will design scalable services, lead C#/.NET implementations, define API patterns, mentor engineers, and

Qualifications

7+ years of software engineering experience.
Strong expertise in C#/.NET.
Experience designing distributed systems and APIs.
Energy markets or trading platforms experience preferred.

Responsibilities

Design architecture for scalable platform services.
Lead back-end implementation in C#/.NET.
Define API and service design patterns.
Guide database architecture and performance.
Mentor engineers through design reviews.
Contribute to JavaScript front-end when appropriate.
Drive engineering best practices, testing, and operational excellence.
Partner with Product and Engineering leadership on technical direction.
Leverage AI-assisted development tools to improve velocity and quality.

Skills

C# / .NET

Distributed systems

API design

Mentoring

JavaScript

Tools

AI-assisted development tools

Cloud-native architectures

SQL databases

CI/CD tooling

Job description

The majority of work is back-end focused, with front-end tasks as needed. You will design scalable services, lead C#/.NET implementations, define API patterns, mentor engineers, and

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