Senior Back End Engineer

Work Shield; Dallas (TX); On-site; USD 87,750 - 107,250; Full time

Benefits offered by this job

Medical, Vision, and Dental Insurance

Paid Time-Off Program + 13 Company Paid Holidays

401(k) Retirement Plan

Basic Life and Supplemental Life Insurance

Health Spending Account (Employer Contributions)

Long-Term Disability

Company Parking

Professional Development Opportunities

On-the-job Training and Skills Development

Job summary

A technology solutions firm in Dallas, Texas, is seeking a Senior Back End Engineer to lead the development of backend services and APIs. Candidates should have over 5 years of experience with skills in Rust, Node.js, Python, and various database technologies. This full-time role offers a competitive salary of up to $97,500 along with significant benefits including medical insurance and professional development opportunities.

Qualifications

• 5+ years of experience in backend development.
• Experience with AI & LLM integrations.
• Expertise in database management and API development.

Responsibilities

• Architect, develop, and maintain high-performance backend services.
• Optimize existing codebases for efficiency.
• Ensure system reliability and security.

Skills

Backend Development using Rust

Backend Development using Node.js

Backend Development using Python (FastAPI)

AI & LLM Integration

Database expertise in MySQL

Database expertise in MongoDB

API Development with RESTful standards

API Development with GraphQL standards

Authentication & Authorization with JWT

Caching Optimization using Redis

Real-time Communication via WebSockets

Security best practices for APIs

Git & Version Control

Education

Bachelor’s degree in Computer Science or related field

Job description

Senior Back End Engineer

Work Shield is seeking a full‑time Senior Back End Engineer to join our development team in Dallas, Texas. This in‑office position will lead the design, development, and optimization of our user‑facing web application.

What You’ll Do

• Architect, develop, and maintain high‑performance, scalable backend services and APIs.
• Optimize and refactor existing codebases for efficiency, scalability, and maintainability.
• Ensure system reliability and security by implementing best practices in authentication, authorization, and data protection.
• Design and manage databases, ensuring high availability, performance tuning, and data integrity.
• Collaborate with frontend engineers, product managers, and other stakeholders to deliver end‑to‑end solutions.
• Lead technical decision‑making by evaluating new technologies, frameworks, and architectures.
• Mentor junior and mid‑level engineers, providing guidance and fostering a culture of learning and technical excellence.
• Contribute to technical documentation and coding standards to improve knowledge sharing and maintainability.

What We’re Looking For

Candidates should have 5+ years of experience with the following skills:

• Backend Development using Rust, Node.js, and Python (FastAPI).
• AI & LLM Integration with ChatGPT, Llama Index, RAG, and prompt engineering.
• Database expertise in MySQL and MongoDB.
• API Development with RESTful and GraphQL standards.
• Authentication & Authorization with JWT.
• Caching & Performance Optimization using Redis.
• Real‑time Communication via WebSockets.
• Security best practices for APIs.
• Git & Version Control.

Bonus Qualifications

• Understanding of distributed systems, microservice architectures, or Apollo Federation.
• Experience with vector databases such as Chroma or Pinecone.
• Experience with automated testing strategies in Rust, Node, or Python.

Educational Requirements

• Bachelor’s degree in Computer Science,, or a related field is preferred.

Compensation and Benefits

The salary range for this role is up to $97,500, based on relevant experience and qualifications. This role is also eligible for a discretionary bonus based on individual and organizational performance and goal attainment.

Work Shield offers a flexible benefits plan and career development programs. Benefits include:

• Medical, Vision, and Dental Insurance
• Paid Time‑Off Program + 13 Company Paid Holidays
• 401(k) Retirement Plan
• Basic Life and Supplemental Life Insurance
• Health Spending Account (Employer Contributions)
• Long‑Term Disability
• Company Parking
• Professional Development and Learning Opportunities
• On‑the‑job Training and Skills Development

Employment Details

Location: Dallas, Texas
Seniority Level: Senior
Employment Type: Full‑time
Travel: Rare, if any

Equal Employment Opportunity

All qualified applicants will receive consideration without regard to race, age, color, sex (including pregnancy), religion, national origin, disability, sexual orientation, gender identity, marital status, military status, genetic information, or any other status protected by applicable laws or regulations.