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I am a results-driven Senior Java Full Stack Developer with over 8 years of hands-on experience designing and delivering scalable, secure, and high-performance applications. I've worked across healthcare, fintech, AI, and SaaS industries, developing microservice architectures, integrating AI/ML models, and building dynamic frontends using React and TypeScript. I am skilled at optimizing backend systems with Java, Spring Boot, Kafka, and cloud-native DevOps pipelines. I excel at translating complex business needs into elegant engineering solutions, mentoring teams, and driving measurable impact within regulated environments. I enjoy collaborating cross-functionally to deliver robust and scalable software solutions that improve user engagement, performance, and business outcomes.…I am a results-driven Senior Java Full Stack Developer with over 8 years of hands-on experience designing and delivering scalable, secure, and high-performance applications. I've worked across healthcare, fintech, AI, and SaaS industries, developing microservice architectures, integrating AI/ML models, and building dynamic frontends using React and TypeScript. I am skilled at optimizing backend systems with Java, Spring Boot, Kafka, and cloud-native DevOps pipelines. I excel at translating complex business needs into elegant engineering solutions, mentoring teams, and driving measurable impact within regulated environments. I enjoy collaborating cross-functionally to deliver robust and scalable software solutions that improve user engagement, performance, and business outcomes.

Don Dra y L i

Full Stack Developer, Developer, Web Developer, +2

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I am a results-driven Senior Java Full Stack Developer with over 8 years of hands-on experience designing and delivering scalable, secure, and high-performance applications. I've worked across healthcare, fintech, AI, and SaaS industries, developing microservice architectures, integrating AI/ML models, and building dynamic frontends using React and TypeScript. I am skilled at optimizing backend systems with Java, Spring Boot, Kafka, and cloud-native DevOps pipelines. I excel at translating complex business needs into elegant engineering solutions, mentoring teams, and driving measurable impact within regulated environments. I enjoy collaborating cross-functionally to deliver robust and scalable software solutions that improve user engagement, performance, and business outcomes.…I am a results-driven Senior Java Full Stack Developer with over 8 years of hands-on experience designing and delivering scalable, secure, and high-performance applications. I've worked across healthcare, fintech, AI, and SaaS industries, developing microservice architectures, integrating AI/ML models, and building dynamic frontends using React and TypeScript. I am skilled at optimizing backend systems with Java, Spring Boot, Kafka, and cloud-native DevOps pipelines. I excel at translating complex business needs into elegant engineering solutions, mentoring teams, and driving measurable impact within regulated environments. I enjoy collaborating cross-functionally to deliver robust and scalable software solutions that improve user engagement, performance, and business outcomes.

Available to hire

I am a results-driven Senior Java Full Stack Developer with over 8 years of hands-on experience designing and delivering scalable, secure, and high-performance applications. I’ve worked across healthcare, fintech, AI, and SaaS industries, developing microservice architectures, integrating AI/ML models, and building dynamic frontends using React and TypeScript. I am skilled at optimizing backend systems with Java, Spring Boot, Kafka, and cloud-native DevOps pipelines.

I excel at translating complex business needs into elegant engineering solutions, mentoring teams, and driving measurable impact within regulated environments. I enjoy collaborating cross-functionally to deliver robust and scalable software solutions that improve user engagement, performance, and business outcomes.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Work Experience

Senior Java Software Engineer at Lyra Health

January 1, 2023 - Present

Architected and delivered scalable RESTful APIs using Java and Spring Boot for a mental health platform, ensuring secure, HIPAA-compliant, low-latency service for diverse user groups. Modernized the provider matching system utilizing Elasticsearch and dynamic React/TypeScript UI, increasing referral accuracy by 35%. Led migration from monoliths to microservices with Docker and Kubernetes, reducing downtime by 80%. Developed a secure multi-tenant backend with Spring Security and JWT/OAuth2, enabling rapid client onboarding. Built Java ETL pipelines syncing longitudinal treatment data, improving clinician visibility and follow-up adherence by 25%. Developed reusable React components optimized with Redux, accelerating app load times by 40% and enhancing user engagement. Collaborated with data scientists to create real-time analytics dashboards for enterprise clients. Advanced CI/CD automation with Jenkins and Terraform, halving release cycles. Mentored junior engineers and promoted engine

Senior Java Developer at Cohere

January 1, 2023 - August 22, 2025

Designed and implemented scalable machine-learning inference microservices in Java/Spring Boot, reducing latency by 60% and boosting throughput 4× for clinical requests. Led full-stack development integrating RESTful APIs with healthcare data standards, improving auto-approval rates to 90% and cutting provider review time by one-third. Rebuilt PDF ingestion using Java OCR, Kafka, and TensorFlow, reducing error rates by 30%. Created analytics dashboards forecasting medical utilization trends with 95% accuracy. Developed backend services integrating AI models to enhance clinician workflows, accelerating care access by 70% with 93% satisfaction. Championed CI/CD pipelines with Jenkins, Docker, Kubernetes, and Helm, reducing release times by 80%. Mentored engineering squads, improved team productivity, and elevated code quality via tech talks and agile leadership.

Java Developer at ClickUp

January 1, 2020 - August 22, 2025

Engineered backend microservices in Java/Spring Boot supporting core project management features such as task scheduling and reminders for millions of active users. Developed scalable notification systems using Kafka and Redis, handling over 50 million real-time daily notifications with sub-second latency. Integrated Elasticsearch to power advanced search and filtering for complex project data. Optimized database query performance by 40% through advanced indexing and batch-fetching strategies. Collaborated with frontend engineers on Angular and React components, delivering robust JSON APIs for dynamic dashboards and widgets. Built secure REST connectors facilitating OAuth2 integrations with Jira, GitHub, Slack, and Google Workspace. Implemented role-based access control with Spring Security and JWT to ensure enterprise data security. Contributed to CI/CD pipeline automation via Jenkins and Docker, enabling blue/green deployments. Participated actively in agile ceremonies to deliver key

Java Developer at TestRigor

January 1, 2017 - August 22, 2025

Developed Java backend modules converting AI-generated English test instructions into Selenium commands, increasing test creation speed by 10× and reducing flaky tests. Integrated generative AI models to automate test synthesis, simplifying QA workflows. Built regex-based validation engines for dynamic data checks, improving test coverage. Designed scalable REST microservices orchestrating cross-browser test executions in cloud containers, reducing end-to-end run time by 40%. Developed WebSocket dashboards for real-time test monitoring and playback. Implemented audit logging and role-based access control to support SOC2 and HIPAA compliance. Authored APIs enabling integration with issue trackers and DevOps tools, embedding test events into release workflows. Established foundational CI pipelines using Jenkins and Docker for scalable test environments.