Senior Backend Engineer - Scalable APIs & Systems

Avtal; Austin (TX); On-site; USD 120,000 - 190,000; Full time

Job summary

Avtal in Austin, TX, seeks a Senior Software Engineer to design, develop, and maintain backend services powering its digital communications and payment portal.

You will write clean, well-documented code, review peers, and collaborate with product managers, designers, and other engineers to deliver secure, scalable features. On-site role in Austin, focused on performance, high availability, and architectural contributions.

Qualifications

• Strong foundation in Computer Science including data structures, algorithms, and system design.
• Hands-on software development experience with proficiency in Java, C#, Python, or similar.
• Back-End development with RESTful APIs and databases (SQL/NoSQL).
• Solid understanding of OOP and design patterns.
• Experience with cloud platforms (AWS/Azure/GCP) and containerization (Docker/Kubernetes).
• Familiarity with secure coding practices and high-availability optimization.
• Ability to collaborate, mentor engineers, and communicate technical concepts clearly.
• Bachelor’s or Master’s in CS/SE or equivalent practical experience.

Responsibilities

• Design, develop, and maintain backend services powering the platform.
• Write clean, efficient, well-documented code and participate in code reviews.
• Collaborate with product managers, designers, and engineers to deliver secure, scalable features.
• Troubleshoot production issues and optimize system performance.
• Implement APIs and contribute to architectural decisions.
• Work on-site with cross-functional teams to improve the tech stack.

Skills

CS fundamentals

Backend development

RESTful APIs

OOP & design patterns

Team collaboration/mentoring

Education

Bachelor’s or Master’s degree in CS/Software Engineering

Tools

AWS

Docker

Kubernetes

SQL/NoSQL databases

Job description

Avtal in Austin, TX, seeks a Senior Software Engineer to design, develop, and maintain backend services powering its digital communications and payment portal.

You will write clean, well-documented code, review peers, and collaborate with product managers, designers, and other engineers to deliver secure, scalable features. On-site role in Austin, focused on performance, high availability, and architectural contributions.