Senior Full-Stack .NET/Angular with AI Agentic Workflows

Ethereum Technologies; Chicago (IL); On-site; USD 140,000 - 190,000; Full time

Job summary

Ethereum Technologies in Chicago seeks a Senior Full Stack .NET Engineer (Angular and Python) to turn our Data Insight proof of concept into a production application. You will own agentic workflows, evaluation pipelines, and a reliable, scalable user experience for healthcare data exploration and source-backed findings.

The role emphasizes building Angular front-ends, .NET APIs, and Python services, with integration into existing reporting systems, authentication, and data access controls.

Qualifications

• Professional software development experience delivering secure, scalable enterprise apps.
• Hands-on building agentic applications using LLMs, tool calling, and multi-step workflows.
• Experience creating evaluation and quality pipelines for AI apps with datasets and scoring.
• Strong full-stack skills: Angular, .NET APIs, Python, with enterprise integration.
• Experience with Azure, CI/CD, testing and secure design.

Responsibilities

• Build and operate agentic applications that interpret user intent, manage conversation context, call tools and APIs, and carry out multi-step analysis with appropriate user review.
• Develop the Angular user experience, .NET APIs, and Python agent services, integrating with existing reporting systems, authentication, and data access controls.
• Own the evaluation pipeline: curate representative datasets with domain experts, define scoring rubrics and acceptance criteria, and combine automated checks with human review.
• Evaluate answer correctness, supporting evidence, tool selection and execution, and end-to-end task success, including ambiguous requests, unsupported questions, and failure scenarios.
• Integrate evaluations and regression tests into CI/CD. Version prompts, evaluation datasets, and configuration; compare changes against baselines and enforce quality gates before release.
• Monitor production quality, latency, cost, and failures through traces and user feedback. Turn observed failures into reproducible test cases and measurable improvements.
• Implement reliable execution with timeouts, retries, cancellation, durable state, and recovery, while protecting sensitive data and enforcing authorization at tool and data boundaries.
• Work with product owners and domain experts to validate analytical findings, preserve source traceability, and communicate uncertainty and application limitations clearly.

Skills

Full stack development

Angular

NET Web APIs

Python

Azure

CI/CD

SQL & data modelling

Authentication & authorization

Observability

Agentic AI

Team collaboration

Education

Engineering Degree

Certification desirable

Tools

Azure DevOps

CI/CD tooling

SQL Server

Job description

Ethereum Technologies in Chicago seeks a Senior Full Stack .NET Engineer (Angular and Python) to turn our Data Insight proof of concept into a production application. You will own agentic workflows, evaluation pipelines, and a reliable, scalable user experience for healthcare data exploration and source-backed findings.

The role emphasizes building Angular front-ends, .NET APIs, and Python services, with integration into existing reporting systems, authentication, and data access controls.