Senior Backend Engineer

About Avive:   Avive Solutions, Inc. (https://avive.life) is a growth stage Automated External Defibrillator (AED) company with a connected response system that is rapidly gaining market share. We are a mission driven team that is quite literally saving lives. Sudden Cardiac Arrest (SCA) is a leading cause of death in the United States, and we are on a mission to change that! We are a dynamic organization that builds elegant, creative solutions to solve complex problems. Ultimately, our mission is for all cardiac arrest victims to have rapid access to life-saving defibrillation.   Avive is taking a fresh approach to addressing this decades-old problem by innovating AED technology, coupled with a first-of-its-kind software platform solution to enable a quicker and more streamlined response to SCA emergencies. We believe that this unique combination of deploying advanced – yet still accessible – hardware, and software, has the potential to revolutionize out-of-hospital cardiac arrest response and massively impact SCA survival rates.   Check out this short video that shows a glimpse of how our team is working to re-think cardiac arrest response and save lives!https://www.youtube.com/watch?v=2p4zfOWo62E   Learn more about working at Avive:https://avive.life/careers/   We are seeking a versatile and proactive Backend Software Engineer to design, build, and operate the
services that power our products. The ideal candidate will own backend APIs, data pipelines, and
event-driven systems; champion performance, reliability, and security; and collaborate closely with
frontend, QA and DevOps teams to deliver a robust platform. Experience with distributed systems,
cloud-native architectures, observability, and identity/access patterns is essential for ensuring a
scalable and efficient backend environment.  

Essential Duties and Responsibilities

• Design, build, and maintain scalable backend services and APIs using Python and Django.
• Develop and optimize data storage solutions with PostgreSQL and Redis, ensuring reliability and
  performance.
• Implement Elasticsearch for search and analytics across large datasets.
• Architect and operate distributed systems that handle high-throughput and low-latency workloads.
• Build and operate asynchronous task queues and background workers using Celery and Redis.
• Write clean, maintainable, and unit-test–focused code with strong coverage using pytest.
• Build and maintain REST APIs, ensuring proper authentication, authorization, and versioning
• Monitor, troubleshoot, and optimize backend services for scalability, reliability, and cost-effectiveness.
• Collaborate with frontend, QA, DevOps, and product teams to deliver end-to-end solutions.
• Document technical designs, APIs, and operational runbooks.
• Perform other backend software engineering duties as assigned and according to capability 

Required Education and Experience

• Bachelor’s degree in Computer Science, Engineering, or a related field.
• Proven experience developing and maintaining backend systems in production environments.
• Strong programming expertise in Python and Django.
• Hands-on experience with PostgreSQL, including schema design and query optimization.
• Experience with Redis for caching, message queues, or real-time data.

Preferred Experience

• Practical use of Elasticsearch for indexing, search,