Senior Full-Stack Engineer — Hybrid (Houston, AWS/.NET)

Cactus Wellhead LLC; Houston (TX); Hybrid; USD 110,000 - 170,000; Full time

Job summary

Cactus Wellhead in Houston, TX is seeking a Sr. Full Stack Developer to lead end-to-end design and delivery of modern business applications across front end, back end, data, and cloud. You will own features from UX to database, integrate with internal/partner systems, and uplift engineering standards (testing, security, CI/CD).

This role supports manufacturing/field operations and ERP-adjacent workloads. Lead architecture, mentor developers, and deliver secure, scalable solutions using Angular

Qualifications

• 6+ years of professional software development with full-stack delivery ownership.
• Strong Angular (or AngularJS with path to Angular), TypeScript, HTML/CSS.
• Expert .NET (ASP.NET Core, C#) building secure REST APIs and background workers.
• Advanced SQL on SQL Server and/or Oracle: query tuning, indexing, stored procedures.
• Hands-on with AWS services (Lambda/API Gateway/S3/RDS or equivalent) and IaC (CDK/Terraform).
• Experience integrating Databricks (Delta Lake, notebooks) or comparable data platforms.
• Solid grasp of OAuth2/OIDC, SSO, RBAC, and secure coding practices.
• CI/CD pipelines (Azure DevOps or GitHub Actions); automated testing.

Responsibilities

• Translate business needs into secure, scalable solutions; define scope, estimates, and milestones.
• Design and develop UI components in Angular; implement responsive, accessible experiences.
• Build and operate ASP.NET Core APIs and services; ensure performance, reliability, and observability.
• Design database schemas and optimize SQL on SQL Server/Oracle; implement data pipelines and Delta Lake patterns in Databricks.
• Create well-documented APIs (OpenAPI), SDKs, and integration patterns with ERP/CRM/partners.
• Enforce engineering standards: code reviews, unit/integration tests, automated quality gates.
• Implement authN/authZ (OAuth2/OIDC), secrets management, input validation, and secure-by-default patterns.
• Ship via CI/CD; instrument apps with logging, metrics, tracing; lead incident response and post-mortems.
• Maintain SLOs/SLAs for critical services; participate in a rotational on-call schedule.
• Work closely with product owners, analysts, and SMEs; turn requirements into user stories and technical designs.
• Mentor developers; share best practices across frontend, backend, and data engineering.
• Contribute to architecture reviews, governance workshops, and multi-cloud strategy.

Skills

Angular

TypeScript

HTML/CSS

ASP.NET Core

C# REST APIs

SQL Server / Oracle

AWS

Terraform / CDK

Databricks

OAuth2/OIDC

CI/CD (Azure DevOps / GitHub Actions)

Mentoring

Tools

Angular tooling

SQL tooling

OpenAPI/Swagger

Databricks Delta Lake

Job description

Cactus Wellhead in Houston, TX is seeking a Sr. Full Stack Developer to lead end-to-end design and delivery of modern business applications across front end, back end, data, and cloud. You will own features from UX to database, integrate with internal/partner systems, and uplift engineering standards (testing, security, CI/CD).

This role supports manufacturing/field operations and ERP-adjacent workloads. Lead architecture, mentor developers, and deliver secure, scalable solutions using Angular