Senior .NET Full-Stack Engineer (Angular + Python)

Valiant Technologies LLC; Dallas (TX); On-site; USD 84,000 - 120,000; Full time

Job summary

Valiant Technologies LLC in Dallas, TX is seeking a Senior Full Stack .NET Engineer (Angular and Python) to turn a data insight proof of concept into a production application for healthcare reporting.

You will own evaluation and quality pipelines, build Angular UI, .NET APIs, and Python services, and ensure secure design, CI/CD integration, and thorough testing.

The role requires strong full-stack skills, Azure cloud experience, and the ability to collaborate with product and domain experts.

Qualifications

• Professional software development experience delivering secure, scalable enterprise apps.
• Hands-on experience building agentic apps with LLMs, tool calling, prompts, multi-step workflows.
• Experience creating evaluation and quality pipelines for AI, with datasets and scoring criteria.
• Strong full stack skills in Angular, .NET Web APIs, and Python integrated with enterprise services.
• Strong SQL and data modeling with attention to data quality and traceability.
• Azure cloud-native development, CI/CD, and automated testing.
• Experience with authentication, authorization, secure APIs, observability, and async processing.
• Strong problem-solving and communication skills, with the ability to work independently and collaborate with product, engineering, and domain experts.

Responsibilities

• Build and operate agentic apps interpreting user intent, manage context, call tools and APIs.
• Develop the Angular UI, .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

Angular

.NET Web APIs

Python

SQL

Data modelling

Azure

CI/CD

Unit testing

Authentication/Authorization

Observability

Education

Engineering Degree (BE/ME/BTech/MTech/BSc/MSc)

Technical certifications

Job description

Valiant Technologies LLC in Dallas, TX is seeking a Senior Full Stack .NET Engineer (Angular and Python) to turn a data insight proof of concept into a production application for healthcare reporting.

You will own evaluation and quality pipelines, build Angular UI, .NET APIs, and Python services, and ensure secure design, CI/CD integration, and thorough testing.

The role requires strong full-stack skills, Azure cloud experience, and the ability to collaborate with product and domain experts.