Senior Backend / Full‑Stack Engineer (AWS, APIs)

Harnham; Tempe (AZ); Hybrid; USD 125,000 - 140,000; Full time

Job summary

Harnham in Tempe, Arizona, is seeking a Senior Software Engineer to join our growing team. This hands-on role is ~80% backend and 20% frontend, owning API development, AWS serverless architectures, microservices, and integrations with internal platforms.

You will collaborate with stakeholders to gather requirements, design scalable APIs (including GraphQL), and contribute to CI/CD and production support. The position is hybrid (Mon–Thu onsite, Fri flexible remote) with a base salary of

Qualifications

• Bachelor’s degree in Computer Science or related field.
• 6–8 years of software development experience, or 4–5+ with strong background.
• Strong back-end API development and microservices experience.
• Hands-on AWS serverless experience (Lambda, DynamoDB, S3).
• Proficiency with Python and Node.js.
• Experience with React/React Native for frontend.
• Experience with SQL and NoSQL databases.
• Experience with CI/CD tools and best practices.
• Excellent communication and stakeholder management.

Responsibilities

• Design, develop, test, and deploy scalable back-end services and APIs.
• Build serverless apps and microservices on AWS.
• Collaborate with architects and stakeholders on technical designs.
• Lead projects through design to delivery and mentor engineers.
• Support CI/CD, testing, and production operations.

Skills

Back-end API development

AWS serverless

Python

Node.js

React

Education

Bachelor’s degree in Computer Science or related field

Tools

AWS Lambda

DynamoDB

S3

Job description

Harnham in Tempe, Arizona, is seeking a Senior Software Engineer to join our growing team. This hands-on role is ~80% backend and 20% frontend, owning API development, AWS serverless architectures, microservices, and integrations with internal platforms.

You will collaborate with stakeholders to gather requirements, design scalable APIs (including GraphQL), and contribute to CI/CD and production support. The position is hybrid (Mon–Thu onsite, Fri flexible remote) with a base salary of