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Esteban Benjamin Sitek
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San Salvador de Jujuy, Jujuy Province, Argentina
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Senior Software EngineerRulaJun 2024 - Current (2 years)As a Senior Software Engineer, I focused on designing MongoDB aggregation pipelines for a scoring engine, optimizing PostgreSQL query plans, and developing schema migration tooling for our data warehouse, ensuring efficient data management and retrieval. I implemented versioned collection schemas to maintain data integrity and facilitate seamless updates. Additionally, I leveraged my expertise in event-driven architecture (EDA) to enhance system responsiveness and scalability. My experience with load balancing was demonstrated through the configuration of Kubernetes Horizontal Pod Autoscaler (HPA) against custom Kafka consumer-lag metrics for the patient matching service, ensuring optimal resource allocation. I also utilized OpenTelemetry t- CSenior Software EngineerCareSimpleOct 2022 - May 2024 (1 year 8 months)As a Senior Software Engineer, I specialized in designing and implementing MongoDB time-series schemas and IoT data pipelines, focusing on vital sign device data modeling and ingestion pipelines. My expertise in data modeling and event-driven architecture (EDA) allowed me to create efficient systems that handle real-time data effectively. I optimized queries to enhance performance and developed robust REST APIs to facilitate seamless data access. Additionally, I utilized asynchronous programming techniques in Python to improve system responsiveness. While my primary focus was on data architecture, I also deployed HIPAA-compliant infrastructure on Kubernetes, implementing namespace-level network policies to manage load distribution between P
- Software EngineerMedSpecializedJul 2018 - Sep 2022 (4 years 3 months)MonogoDB claim state document modeling, 837/277/999 transaction schema, immutable event modeling
- &Software Engineer&youNov 2014 - Jul 2018 (3 years 9 months)As a Software Engineer, I specialized in branching logic graph modeling and the design of MongoDB order state collections, ensuring efficient data handling and retrieval. My expertise in data modeling and event-driven architecture (EDA) allowed me to create robust systems that effectively managed complex workflows. I implemented query optimization techniques to enhance performance across various applications, while also developing REST APIs to facilitate seamless communication between services. Additionally, I utilized asynchronous programming in Python to improve application responsiveness. During my tenure at &you, I wrote Python backend services for the health intake and teleconsultation portal, employing Pytest for unit and integration
Projects (professional or personal)
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- Data Platform, Core ServicesRulaJun 2024 - Current (2 years)
- CRPM Platform, IoT Device IntegrationCareSimpleOct 2022 - May 2024 (1 year 8 months)
- Claims Auto-Adjudication, EDI IntegrationMedSpecializedJul 2018 - Sep 2022 (4 years 3 months)As a Claims Auto-Adjudication, EDI Integration specialist, I was responsible for designing and implementing robust systems that streamlined the claims processing workflow. My role involved extensive data modeling and the application of event-driven architecture (EDA) to enhance system responsiveness and efficiency. I utilized query optimization techniques to ensure high-performance data retrieval and integrated REST APIs for seamless communication between services. Additionally, I employed asynchronous programming to improve system throughput and responsiveness. A significant project I led at MedSpecialized involved the development of an AI-powered pipeline that orchestrated OCR extraction, rule-based classification, and scoring across vari
- &Conversational Health Intake, Logistics & Delivery Tracking&youNov 2014 - Jul 2018 (3 years 9 months)