Sr. Java Full Stack Engineer

About the role

We are seeking a Sr. Java FSE to guide the design and delivery of secure, scalable provider-domain applications. In this hybrid, day-shift role, you will apply deep backend engineering expertise to build resilient services, improve platform performance, and support business growth. You will collaborate with cross-functional teams to enhance customer and provider experiences across global markets.

Responsibilities

• Design and architect scalable microservices solutions using Java and Spring Boot to support complex provider-domain workflows and critical business processes.
• Develop and enhance secure, reliable backend services that process provider data accurately and align with enterprise engineering standards.
• Review and refactor existing applications to improve maintainability, modularity, observability, and release quality.
• Partner with product owners and business analysts to translate provider-domain requirements into clear technical designs for claims processing, eligibility checks, and provider lifecycle management.
• Lead integrations with internal and external systems through well-defined APIs, consistent data exchange, robust error handling, and adherence to security policies.
• Define testing strategies with quality engineering teams, including unit, integration, and contract testing.
• Investigate production issues using logs, metrics, and distributed tracing, and implement sustainable fixes that strengthen platform stability.
• Optimize database queries, data models, and service interactions to improve throughput and latency for high-volume transactions in hybrid-cloud environments.
• Promote DevOps practices, including automated builds, containerization, and continuous delivery, to streamline release cycles.
• Mentor engineers on microservices architecture, Java design patterns, Spring Boot configuration, and clean coding practices.
• Document technical designs, service interfaces, and deployment procedures to support maintenance, knowledge sharing, and audit readiness.
• Collaborate with operations, compliance, support, and other stakeholders to ensure technical decisions align with regulatory requirements and user-experience goals.
• Evaluate relevant tools, frameworks, and architectural patterns, and recommend practical improvements to platform resilience, scalability, and sustainability.

Requirements

• 6+ years of extensive hands-on experience designing and developing enterprise microservices using Java and Spring Boot.
• Strong understanding of microservices architecture, RESTful API design, and backend engineering principles.
• Experience with relational and/or NoSQL databases, messaging systems, and enterprise integrations.
• Proficiency with build tools, testing frameworks, version control, and automated delivery pipelines.
• Demonstrated ability to troubleshoot complex production issues using monitoring, log analysis, tracing, and performance-tuning techniques.
• Strong communication, technical leadership, mentoring, and cross-functional collaboration skills.

Qualifications

• Experience with healthcare provider operations, including onboarding, credentialing, directory management, data validation, claims, eligibility, or provider lifecycle processes.
• Experience developing and operating solutions in hybrid-cloud environments.
• Experience introducing engineering practices that reduce incidents and accelerate delivery.

Benefits

• Medical, Dental, Vision, and Life Insurance.
• Paid Parental Leave.
• Short-Term and Long-Term Disability Coverage.
• 401(k) Plan with Company Contributions.
• Paid Holidays and Paid Time Off (PTO).
• Employee Stock Purchase Plan (where applicable).
• Employee Assistance Program (EAP).
• Wellbeing and Mental Health Programs.
• Tuition Reimbursement and Learning Resources.
• Career Development and Certification Opportunities.

Pay

The annual salary for this position is $60,000 - $93,000, depending on experience, qualifications, geographic location, and other job-related factors. In addition to salary, this role is eligible for Cognizant's discretionary annual incentive program, subject to individual and company performance.