Alex A.

Data Engineer

Alex er en erfaren dataingeniør med 13 års kommerciel erfaring, der har specialiseret sig i Python, VBA, AWS, SQL og Power BI.

Han har stor ekspertise i at lede teams, der udvikler og vedligeholder datapipelines og sikrer effektiv dataflow og -behandling.

I løbet af sin karriere har Alex arbejdet på tværs af forskellige sektorer, herunder videregående uddannelse, service og teknologi. På Regent's University London stod han i spidsen for et team, der skulle forbedre datainfrastrukturen og dermed øge driftseffektiviteten betydeligt. Hans strategiske indsigt på University of Bradford bidrog til, at institutionen steg med 30 pladser på den nationale rangliste. Som anerkendelse af sin innovative forskning i pendlerstuderende modtog han HESPA Data Award 2020.

En bemærkelsesværdig præstation i hans karriere var at lede overgangen fra Jenkins til Airflow, hvilket resulterede i en 25% reduktion i ETL-behandlingstiden og leverede data seks timer hurtigere. Alex' arbejde er højt værdsat, hvilket afspejler hans engagement i ekspertise og hans evne til at skabe effektive resultater.

Hovedekspertise
  • AWS ECR 3 år
  • VBA
    VBA 5 år
  • Data Analytics 13 år
Andre færdigheder
  • AWS EC2
    AWS EC2 4 år
  • ElasticSearch
    ElasticSearch 3 år
  • AWS CDK
    AWS CDK 3 år
Alex
Alex A.

United Kingdom

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Beskæftigelse

  • Senior Data Engineer

    Nexthink - 9 måneder

    • Developed and maintained real-time messaging services using Kafka in Java (Micronaut);

    • Optimized data storage and processing pipelines with Protobufs and Clickhouse, ensuring efficient performance monitoring through Datadog;

    • Managed AWS infrastructure, including Kubernetes and ECR, and implemented CI/CD pipelines utilizing GitHub Actions and ArgoCD;

    • Enhanced team workflows and project management by applying Agile methodologies, including Sprints and Kanban, using tools like Jira and Confluence.

    Teknologier:

    • Teknologier:
    • AWS ECR
    • Azure Azure
    • Java Java
    • Data Engineering
  • Senior Data Engineer

    Applearn - 2 flere år

    • Engineered real-time event pipelines in AWS (Firehose, S3, Athena, Quicksight, RDS, Redshift) and Azure (PowerBI), achieving a 30% improvement in data processing efficiency;

    • Maintained a codebase written in Python (with code quality ensured via Black, Flake8, Xenon), TypeScript, Shell, SQL, and DAX;

    • Developed an AI-driven "Experience Mining" model using Python Petri Nets, which generated user journeys from browsing data, including clicks on screens and page navigation;

    • Migrated the CI/CD process from Jenkins to Airflow, including the development of custom operators, alerting mechanisms, and AWS integration, resulting in a 25% reduction in execution time;

    • Implemented a data firewall for data validation using the Python jsconschema library to filter out events that did not meet predefined rules;

    • Achieved £5k in monthly savings on cloud infrastructure costs through optimized container management;

    • Led the migration from deploying directly to production by building infrastructure-as-code (via CDK) and implementing gitflow processes for multiple non-prod environments, reducing service outages from over 10 per quarter to zero, enabling 24/7 uptime.

    Teknologier:

    • Teknologier:
    • Jenkins Jenkins
    • AWS S3 AWS S3
    • Redshift Redshift
    • Python Python
    • Azure Azure
    • SQL SQL
    • Data Engineering
  • Data Lead

    Regent’s University London - 1 år 1 måned

    • Led a team of seven in the development and maintenance of data pipelines, ensuring efficient data flow and processing across the institution;

    • Oversaw the implementation and optimization of digital systems, enhancing the operational efficiency of various departments within the university;

    • Collaborated with cross-functional teams to identify and address data-related challenges, ensuring data accuracy and reliability;

    • Provided strategic guidance on data management practices, contributing to the university's digital transformation efforts.

  • Data Engineer

    JISC Analytics Lab - 2 måneder

    • Served as a Data Engineer at JISC Analytics Lab, processing large-scale data sets to improve the student experience;

    • Analyzed and processed educational data to identify trends and insights that contributed to enhancing student engagement and retention;

    • Collaborated with academic and administrative teams to implement data-driven strategies for improving educational outcomes.

    Teknologier:

    • Teknologier:
    • Python Python
    • Data Engineering
  • Data Lead

    Middlesex University - 5 flere år 4 måneder

    • Awarded the 2020 Higher Education Strategic Planners Association (HESPA) Data Award for groundbreaking research and insights into the behavior of commuter students;

    • Led the Data Analytics and Business Intelligence function for an organization with approximately 4,000 staff, driving data-driven decision-making across the institution.

    Teknologier:

    • Teknologier:
    • Data Analytics
    • Data Engineering
  • Data Engineer

    University of Bradford - 1 år 10 måneder

    • Served as a Data Engineer at the University of Bradford, providing actionable insights that contributed to the university’s rise by 30 places in national league tables;

    • Analyzed complex datasets to identify key performance indicators and areas for improvement, directly influencing strategic decision-making;

    • Collaborated with university leadership to translate data findings into targeted initiatives that enhanced the institution's academic and operational standing;

    • Implemented data-driven solutions that supported the university's goals of improving student satisfaction and academic performance.

  • Database Architect

    Dementia Care Mapping - 7 måneder

    • Served as Database Architect for Dementia Care Mapping, building secure and efficient data pipelines for an international dementia care project;

    • Designed and implemented data architectures that ensured the secure handling and processing of sensitive healthcare data;

    • Collaborated with international teams to develop scalable data solutions that supported the project's global reach and impact;

    • Ensured data integrity and compliance with relevant data protection regulations, facilitating the successful execution of the dementia care initiative.

Uddannelse

  • BSc.Computer Science

    University of Bradford · 2010 - 2014

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