Senior Full-Stack Developer

Coyote Rock LLC is seeking a Senior Full-Stack Developer to help design and maintain responsive, high-performance web-based applications supporting business needs in the Dallas Fort-Worth area. This onsite role in Anna, TX focuses on end-to-end delivery across front-end, back-end, data, and AWS infrastructure.

What you’ll do

• Protect company information and trade secrets with utmost confidentiality.
• Oversee assigned projects from start to finish, including planning, execution, and delivery.
• Optimize applications to improve performance, security, and maintainability.
• Build responsive, high-performance front-end solutions using React and NextJS, leveraging libraries such as Tanstack and Zustand.
• Implement and manage back-end functionality with Node and NestJS.
• Manage SQL databases and document stores, optimize queries, and ensure data integrity.
• Configure and manage AWS services including EC2, RDS, ECR, ALB, Lambda, and S3.
• Collaborate with stakeholders to gather requirements and define technical solutions.
• Develop and integrate RESTful APIs and third-party services to enhance website functionality.
• Ensure application and data security, performance, and scalability using best practices and proactive monitoring.
• Troubleshoot and resolve issues across the full stack, including server, database, front-end, and back-end.
• Maintain project timelines, manage priorities, and communicate updates to your manager.
• Stay current on development trends, security best practices, and emerging technologies.

What you bring

• Proven experience as a strong full-stack developer using modern stacks.
• Strong front-end skills with React, TailwindCSS, Tanstack, and Zustand.
• Strong back-end skills including NodeJS, ORM, and 3rd-party API integration.
• Experience developing APIs.
• Experience with MySQL database design and optimization.
• Proficiency deploying and managing code bases hosted on Amazon Web Services (AWS).
• Experience integrating and working with RESTful APIs and other third-party services.
• Ability to work independently, manage projects effectively, and communicate progress to stakeholders.

Technologies

• React, NextJS, Tanstack, Zustand
• Node, NestJS, SQL, document stores, RESTful APIs
• AWS: EC2, RDS, ECR, ALB, Lambda, S3
• MySQL, TailwindCSS, ORM, Git

Compensation

USD 120,000 per year.

Benefits

• Performance related bonus
• Health Insurance
• Dental Insurance (Employer Paid)
• Vision Insurance (Employer Paid)
• Life Insurance (Employer Paid)
• Paid Time Off
• 401 K

Nice to have

• Experience with training, fine-tuning, integrating, and deploying Large Language Models (LLMs) into production applications, including working with LLM APIs, prompt engineering, Retrieval-Augmented Generation (RAG), and AI-driven automation.
• Experience with mobile app development (iOS/Android).
• Knowledge of CI/CD pipelines and DevOps practices.
• Experience with version control (Git) and collaborative development workflows.
• Experience integrating Google Maps for truck routing and billing.

About the role: You will be responsible for designing and maintaining responsive, high-performance web-based applications, working across both front-end and back-end technologies to build mobile-first solutions. Experience training and implementing LLMs is a huge plus, along with collaborating with cross-functional teams to deliver high-quality solutions that meet business requirements.