Daniel Mawdsley, Developer in London, United Kingdom
Daniel is available for hire
Hire Daniel

Daniel Mawdsley

Verified Expert  in Engineering

Data Analysis Developer

London, United Kingdom

Toptal member since August 11, 2021

Bio

Daniel is a data engineering consultant with over three years of experience working on multiple engagements across the UK, including Dixons, Rolls Royce, and the Copyright Licensing Agency. He has extensive experience in SQL, Python, Unix, data cleansing, data standardization, data warehousing, ETL pipelines, and data analysis.

Portfolio

Agile Solutions
Informatica ETL, Azure, SQL
Agile Solutions
Informatica ETL, SQL, Data Warehousing, Data Analysis

Experience

  • Excel 2013 - 4 years
  • Data Analysis - 3 years
  • Data Warehousing - 3 years
  • SQL - 3 years
  • Python - 3 years
  • Informatica ETL - 3 years
  • PyCharm - 2 years
  • Azure - 1 year

Availability

Part-time

Preferred Environment

Windows, PyCharm, SQL Server 2012

The most amazing...

...thing I've developed is a rock, paper, scissors game that used pattern recognition to predict player moves. I still haven't been able to beat it yet!

Work Experience

Data Consultant

2020 - PRESENT
Agile Solutions
  • Led the development of ETL pipelines and ensured the build adhered to technical and integration design patterns.
  • Served as the functional and technical expert for customer data and a primary go-to person for all customer-related projects.
  • Liaised and managed code releases on a regular basis with internal and external stakeholders, including preparation of deployment plans, releasing script packages, and providing knowledge transfer to support teams.
  • Collaborated with the client's architect, helping shape the designs for data, solutions, and integration architecture.
  • Conducted training and transferred knowledge to subordinates and new members of the team.
  • Adhered to governance principles related to releases, change management processes, environments, testing, data ingestion, and security.
  • Provided test oversight to ensure code quality, making sure testing is executed and suitable test evidence is captured.
Technologies: Informatica ETL, Azure, SQL

Data Analyst

2018 - 2020
Agile Solutions
  • Integrated the Agile team ceremonies such as daily stand-ups, retrospectives, and backlog refinements.
  • Analyzed data proactively to answer key questions from stakeholders investigating and communicating areas for improvement in efficiency and productivity.
  • Evaluated organizational methods and provided source-to-target mappings and information-model specification documents for data sets.
Technologies: Informatica ETL, SQL, Data Warehousing, Data Analysis

Experience

Data Engineering at Dixons

Migrated and integrated Currys PC World and Carphone Warehouse customer data to implement a single customer view (SCV) solution, including the design and implementation of data cleansing and standardization rules, customer matching and consolidation rules, and the construction of master customer records.

Education

2015 - 2018

Bachelor's Degree in Physics

University of Warwick - Warwick, UK

Certifications

JUNE 2020 - PRESENT

Informatica PowerCenter

Informatica

Skills

Tools

Excel 2013, PyCharm, Informatica ETL

Languages

SQL, Python

Platforms

Windows, Azure

Storage

SQL Server 2012

Other

Data Analysis, ETL Tools, Data Warehousing

Collaboration That Works

How to Work with Toptal

Toptal matches you directly with global industry experts from our network in hours—not weeks or months.

1

Share your needs

Discuss your requirements and refine your scope in a call with a Toptal domain expert.
2

Choose your talent

Get a short list of expertly matched talent within 24 hours to review, interview, and choose from.
3

Start your risk-free talent trial

Work with your chosen talent on a trial basis for up to two weeks. Pay only if you decide to hire them.

Top talent is in high demand.

Start hiring