Principal Full Stack Engineer

Location: Roanoke, TX Job Code: 303821 Posted: May 20, 2026 Description:

Mastech Digital provides digital and mainstream technology staff as well as Digital Transformation Services for all American Corporations. We are currently seeking a Principal Full Stack Engineer for our client in the Financial Services domain. We value our professionals, providing comprehensive benefits and the opportunity for growth. This is a Contract position, and the client is looking for someone to start immediately.

Duration: 12+ Months Contract with possible extension

Location: Westlake, Texas (Hybrid)

Salary: $75.00-$80.00/Hourly

Role: Principal Full Stack Engineer

Primary Skills: Full Stack Engineering

Role Description: The Principal Full Stack Engineer must have 2-8+ years of experience.

Required Experience and Skillsets:

• Bachelor's or Master's degree in computer science, Engineering, or related field.
• 8+ years of experience in full stack development, with at least 3 years in a senior or principal role.
• Strong proficiency in front-end frameworks (React, Angular, or Vue) and back-end technologies (Node.js, Java, Python).
• Expertise in AWS services (EC2, Lambda, S3, RDS, API Gateway, CloudFormation).
• Experience working with relational database technologies (Postgres/ Oracle).
• Knowledge of mock frameworks and service virtualization preferred.
• Experience with containerization and orchestration (Docker, Kubernetes).
• Proven understanding of microservices architecture and RESTful APIs.
• Lead the design and implementation of end-to-end solutions across front-end, back-end, and cloud infrastructure.
• Architect and optimize AWS-based cloud environments, ensuring scalability, security, and cost efficiency.
• Develop high-quality, maintainable code using modern frameworks and languages (React, Angular, Node.js, Java, Python, etc.).
• Collaborate with product managers, UX designers, and other engineers to deliver robust and user-friendly applications.
• Mentor and guide engineering teams, promoting best practices in coding, testing, and architecture.
• Ensure compliance with security standards and implement monitoring and observability solutions.
• Stay current with emerging technologies and recommend improvements to architecture and processes.
• High levels of engagement at the team and group levels; Desire to learn and impact outside your primary tasking.
• Ability to communicate optimally with both technical and business stakeholders.
• Experience in designing, implementing, or maintaining systems that support Term Life Insurance operations such as policy administration, underwriting and claims processing is a plus.

MUST Have Soft Skills and Technical Skills:

• Will be primarily hands-on coding
• Need strong UI Development experience with Angular, React
• Need to have some experience with back-end, Java, and AWS integration, but this will be almost exclusively front-end development work.
• Pure UI developers with no middle-tier or back-end knowledge/experience.

Must be a solid communicator"

Education: Bachelor's degree in Computer Science or any IT related field.

Experience: Minimum 2-8+ years of experience

Relocation: This position will not cover relocation expenses

Travel: No

Local Preferred: Yes

Note: Must be able to work on a W2 basis (No C2C)

Recruiter Name: Shubham Malhotra

Recruiter Phone: 214.317.4539

Benefits:

We have various coverages and additional benefits to choose from:

• Medical, Dental (Including Ortho) & Vision Insurance (Option to Enroll).
• Paid Leaves (Wherever applicable).
• Life & Disability Coverage (Upon eligibility).
• 401K Option, Education Assistance Program and more.

Mastech Digital is an Equal Opportunity Employer - All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status.

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