Alexandr A.

Senior Software Engineer

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Kraków, Poland

Experience

Jan 2023 - Oct 2025
2 years 10 months
United Kingdom

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.
Apr 2018 - Dec 2022
4 years 9 months
France

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.
Jul 2015 - Mar 2018
2 years 9 months
France

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.

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.

Languages

Polish
Native
English
Advanced
French
Elementary

Education

Apr 2011 - Jun 2015

University of Warsaw

Bachelor’s Degree · Computer Science · Warsaw, Poland · 3.9/4

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