J

Jose

Tech Lead

VerifiedVerified by our team for expertise and quality
Available
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Bulgaria
13 years of experience
Previously atPreviously at

Skills

Languages

EnglishFull Professional
SpanishNative
GermanBeginner

About

Passionate about building scalable, cloud-native applications with a focus on microservices architecture and modern DevOps practices. Experienced in mentoring teams, conducting code reviews, and driving technical excellence through knowledge sharing and best practices. Strong advocate for clean, maintainable code and continuous learning. Actively contribute to open-source projects and enjoy exploring new technologies like Kubernetes, Kafka, and Spring Boot.

Work Experience

Lead Software Engineer

2023 - Present

DraftKings Inc.

- Led the design and development of scalable backend microservices aggregating and processing real-time sports data, enabling accurate and timely betting markets and odds for millions of users. - Architected and maintained a high-throughput, resilient microservices ecosystem deployed on Kubernetes, leveraging Kafka for event streaming and AWS cloud infrastructure to handle peak traffic during major sporting events. - Integrated multiple diverse sports data feeds to create a unified, reliable source of truth powering the user-facing Sportsbook platform. - Conducted rigorous code reviews to ensure code quality, security, and adherence to best practices. - Mentored and coached junior and mid-level engineers, fostering continuous learning and improving team productivity. - Led knowledge sharing sessions and technical workshops to disseminate new technologies and industry best practices across the engineering team. - Spearheaded the creation and ongoing refinement of technical plans and architecture roadmaps, aligning engineering efforts with business priorities and ensuring scalable growth.

Senior Software Engineer

2022 - 2023

EDAG-MAN

Development, optimize and deployment of scalable microservices powering MAN DigitalServices, a comprehensive fleet management platform by MAN Truck & Bus. Delivered cloud-native solutions enabling real-time vehicle performance optimization, driver behavior analytics, and fleet tracking to improve operational efficiency. Key responsibilities included: - Architecting and implementing distributed systems using AWS, Kubernetes, and Kafka to ensure high availability, scalability, and resilience under heavy load. - Conducting rigorous code reviews to maintain high code quality, security, and adherence to best practices across multiple technology stacks (.NET Core, C#, Spring Boot). - Defining and driving technical roadmaps and sprint planning in close collaboration with product owners, QA, and DevOps teams. - Mentoring and guiding team members to foster a culture of continuous learning and technical excellence. - Leading integration efforts with various telemetry and analytics data sources, ensuring seamless data flow and system interoperability. - Establishing CI/CD pipelines and infrastructure automation using Docker, Kubernetes, and AWS CloudFormation to accelerate delivery cycles. - Monitoring and optimizing system performance, troubleshooting complex production issues, and implementing preventive measures.

Lead Software Engineer

2019 - 2022

Divine Solutions LLC

- Designed, developed, and maintained a suite of microservices for EHR Lab Services, supporting nationwide healthcare providers with automated lab order processing and results reporting, improving operational efficiency and patient care. - Implemented cloud-native applications in .NET Core (C#), deploying on Azure Kubernetes Service (AKS) using Helm charts for streamlined infrastructure automation, scalability, and continuous delivery. - Led integration efforts for LabsHub, a middleware platform that orchestrates seamless communication between EHR/EMR systems and external laboratories (Quest Diagnostics, Labcorp, Physicians Lab), handling complex HL7 data formats for order and results management. - Developed RESTful APIs compliant with the FHIR standard to enable secure, interoperable data exchange across healthcare platforms. - Engineered backend services for Physicians Lab, enabling dynamic test ordering based on patient questionnaires and personalized treatment recommendations following clinical analysis. - Collaborated closely with DevOps teams to optimize container orchestration, deployment pipelines, and infrastructure monitoring. - Conducted thorough code reviews, unit and integration testing to ensure system robustness, security, and compliance with healthcare data regulations. - Utilized PostgreSQL for secure, high-performance data storage, ensuring confidentiality and integrity of sensitive patient information.

Lead Software Engineer

2013 - 2019

OCL LIS, LLC

- Designed and developed a comprehensive Laboratory Information System (LIS) to automate and streamline internal workflows for clinical laboratories, covering critical modules including billing, reporting, toxicology, microbiology, pathology, and clinical testing. - Integrated automated claims processing with major clearinghouses such as Capario and Emdeon, supporting Medicare and Medicaid billing requirements to ensure efficient reimbursement cycles and regulatory compliance. - Built the application using Windows Forms and DevExpress controls on the .NET Framework 4.5, delivering a rich, responsive desktop experience tailored to laboratory operations. - Employed Entity Framework to manage data persistence with Microsoft SQL Server, ensuring data integrity, security, and performance in a complex on-premises environment. - Collaborated with cross-functional teams to gather requirements, perform system analysis, and translate business needs into technical specifications and modular software components. - Conducted comprehensive code reviews, debugging, and testing to deliver reliable, maintainable software aligned with clinical laboratory standards and compliance mandates. - Provided ongoing support and enhancements to ensure the LIS adapted to evolving laboratory processes and regulatory changes.

Education

University of Havana

Sep 2008 - Jun 2013

BSc Mathematics and Computer Science

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