Middleware Engineer IV; Remote

Position: Middleware Engineer IV (Remote)
Availity delivers revenue cycle and related business solutions for health care professionals who want to build healthy, thriving organizations. Availity has the powerful tools, actionable insights and expansive network reach that medical businesses need to get an edge in an industry constantly redefined by change.

At Availity, we're not just another Healthcare Technology company; we're pioneers reshaping the future of healthcare! With our headquarters in vibrant Jacksonville, FL, and an exciting office in Bangalore, India, along with an exceptional remote workforce across the United States, we're a global team united by a powerful mission.
We're on a mission to bring the focus back to what truly matters – patient care. As the leading healthcare engagement platform, we're the heartbeat of an industry that impacts millions. With over 2 million providers connected to health plans, and processing over 13 billion transactions annually, our influence is continually expanding.
Join our energetic, dynamic, and forward-thinking team where your ideas are celebrated, innovation is encouraged, and every contribution counts. We're transforming the healthcare landscape, solving communication challenges, and creating connections that empower the nation's premier healthcare ecosystem.

As a Middleware Engineer IV, you will be a senior technical contributor for the team that manages the core integration platform of U.S. healthcare systems. Availity connects millions of providers with thousands of health plans, and our API Gateway platforms are the key to delivering services end to end. In this role you will:
* Manage and evolve our API Gateway integration platforms at enterprise scale
* Lead the tooling and support for intelligent automated integration with flexibility and reliability as your mission
* Oversee and refine API definition standards and drive support for innovation at scale in our API ecosystem
* Guide and mentor engineers while setting the bar for operational excellence
** Sponsorship, in any form, is not available for this position.
***
* Location:

** Remote, US
** Role qualifications:
*** Bachelor's degree in computer science or related field, or equivalent work experience
* 7-10 years of relevant technical and business experience in IT systems delivery, operations, and support (preferably in healthcare or high-transaction environments)
* 3+ years of experience in IT systems integration  + Hands-on experience with:  + HTTP integration and API authentication frameworks  + SSL certificates (validation, encryption, authentication, signature)  + Infrastructure as code (Terraform, Ansible, Helm) and AWS services (VPC, IAM, EC2, EKS, Istio)  + Observability and monitoring tools (preferably Splunk, New Relic)
* Experience bridging infrastructure and development teams, ensuring architectural alignment
* Excellent communication skills, with the ability to explain complex technical concepts to both technical and non-technical stakeholders
** Preferred Skills
*** SaaS experience supporting large-scale, mission-critical systems.
* Familiarity with API management and gateway software (preferably Tyk) and COTS (commercial off-the-shelf) product management
* Background in metrics-driven reliability engineering (SLOs, SLIs, error budgets)
* Experience with scripting/programming (Go, JavaScript, Python, etc.)
** Set yourself apart:
*** You thrive in high-transaction, high-uptime environments and know how to balance operational rigor with engineering speed
* You have experience leading technology initiatives using cloud-native best practices
* You are comfortable debugging connectivity issues in complex enterprise environments, including dependencies with external services, and collaborating with technical contacts at the customer
* You are self-motivated and thrive with autonomy while balancing communication with leadership and stakeholders
** What you will be doing:
*** Managing and advancing the API integration platforms and related infrastructure components, including software upgrades, performance monitoring, and application development team collaboration
* Leading platform enhancement efforts that enable flexible and secure integration between internal and external services
* Providing guidance and expertise for application service design, data and transaction workflows for scalability, reliability and extensibility
* Following infrastructure-as-code best practices (Terraform, Helm, Ansible) for repeatable deployments and environment consistency
* Driving operational excellence through on-call rotation support, thorough post-mortem investigation, and implementing solutions that improve resilience
* Performing unit testing and complex debugging, and identifying opportunities for automated testing where appropriate
* Leading analysis of technical feasibility and solution design, including estimation of work efforts, planning, and backlog organization
* Ensuring upgrades, patching, and platform updates are proactively planned and executed without business…