Alexandr Alexin
Senior Software Engineer
Experience
Senior Software Engineer
HealthHero
- Spearheaded development of the Long COVID Digital Diagnostic Support Tool using Bayesian logic and real-time patient data, improving diagnostic accuracy for heterogeneous symptom profiles.
- Engineered secure online video consultation modules integrating remote Long COVID specialists, streamlining patient access and accelerating treatment validation processes.
- Constructed patient data collection interfaces and adaptive algorithm updates using TypeScript and Python, enabling dynamic incorporation of emerging clinical research insights into production workflows.
- Orchestrated integration with healthcare providers to facilitate real-time data sharing, ensuring continuity of care and compliance with clinical standards.
- Architected backend pipelines for automated clinical decision support, improving processing speed by 35% and reducing manual review efforts for medical staff.
- Cultivated cross-functional collaboration between product, design, and engineering teams to align system functionality with clinical objectives and patient experience goals.
- Monitored system performance and implemented continuous evaluation metrics for algorithm accuracy, enhancing reliability of long-term diagnostic recommendations.
- Achieved a measurable 30% improvement in patient triage efficiency through optimized algorithmic decision-making and workflow automation.
Software Engineer
Capgemini
- Integrated SAP S/4HANA ERP platform for Carrefour France Finance Function Transformation, modernizing financial workflows, and enabling real-time reporting with automated data validation, producing a measurable 25% reduction in process delays.
- Fostered collaboration across finance, product, and IT teams to ensure seamless adoption of digital solutions while maintaining operational continuity.
- Streamlined reporting pipelines using Python and SQL, improving accuracy and accessibility of financial data for executive decision-making.
- Architected automated validation procedures for complex datasets, reducing manual errors and accelerating monthly financial closing cycles.
- Evaluated system performance and proposed optimizations for SAP workflows, increasing overall operational efficiency and user satisfaction.
- Championed change management initiatives and training programs to enable end-users to leverage new digital tools effectively.
Software Engineer
Econocom
- Developed and maintained enterprise software modules, focusing on backend data integration and process automation for multiple clients in the healthcare and corporate sectors.
- Analyzed system requirements and implemented scalable Python-based services, improving operational throughput by 20%.
- Assisted in deployment and maintenance of cloud-based applications with monitoring and logging to ensure system reliability and uptime.
- Collaborated with cross-functional teams to address client requirements, delivering measurable improvements in project delivery timelines.
Industries Experience
See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.
Experienced in Professional Services (4.5 years), Retail (4.5 years), Healthcare (3 years), and Information Technology (2.5 years).
Business Areas Experience
The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.
Experienced in Information Technology (10.5 years), Product Development (5.5 years), Business Intelligence (4.5 years), and Finance (4.5 years).
Summary
Senior Software Engineer with 10+ years of experience delivering AI-driven and cloud-based solutions across healthcare and enterprise domains, specializing in backend, LLM, and scalable systems. Proven expertise in designing and deploying production-grade AI applications, optimizing performance, and improving operational efficiency in high-stakes environments.
Collaborative and mission-driven, thriving in fast-paced startups with strong focus on patient-centric, outcome-oriented solutions. Committed to building reliable, scalable, and measurable AI systems that empower teams and end-users.
Skills
Programming & Frameworks: Python, Typescript, React, Node.js, Rest/graphql Apis, Ai/ml Frameworks
Architecture & Design: Llm Systems, Microservices, Backend Architecture, Scalable System Design, Distributed Workflows
Database & Messaging: Postgresql, Mysql, Mongodb, Redis, Message Queues, Data Pipelines
Cloud, Devops & Testing: Aws, Docker, Kubernetes, Ci/cd Pipelines, System Monitoring, Automated Testing Frameworks
Languages
Education
University of Warsaw
Bachelor’s degree, Computer Science · Computer Science · Warsaw, Poland · GPA 3.9/4
Profile
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