Leo Zhang

Copenhagen, Denmark

Github

LEGO, Copenhagen — Senior Fullstack software developer

Build customer data platform for LEGO Group. Design and implement a scalable data architecture and pipelines. Build 360 dimensions of user profiles for marketing purposes. Collaborated with cross-functional teams to integrate various data sources and ensure data quality and security.

Zeronorth, Copenhagen — Fullstack software developer

As a department within Maersk Tankers, we developed software solutions for Maersk. To effectively market our product to the broader shipping industry, establishing an independent company was essential. At Zeronorth, we created a platform that optimizes vessel speed, weather routing, and bunker planning, enhancing operational efficiency and reducing costs for shipping companies.

Maersk Tankers, Copenhagen — Fullstack software developer

Joined the digital department of Maersk Tankers in March 2020. Our team decided to establish a new company, Zeronorth, to better serve the shipping industry. Despite the transition, we continued to focus on developing innovative solutions for optimizing vessel operations.

Tradeshift, Copenhagen — Senior software developer

Make UI Components for developers(vanilla javascript), Make frontend platform(React, Redux), Make web apps in our platform(Angular), Make new UI Components(Webcomponent)

Wangli, Beijing — Senior lead software Engineer

Setup engineer team (more than 20 people), Manage the whole engineering team, Make website by Python, Django, coffeescript, pyjade, fabric.

Cloump, Beijing — Senior web developer

Make social media(big data) analysis web platform, Use Python, Django, Pinax to make shop website, Make data visualization by Jquery, kibana.

CICC, Beijing — Software engineer

Make web applications by C# asp.net MVC, Sharepoint, Telerik, Dojo.

NMC, Beijing — Intern

develop FA systems. C#, ASP.NET

BIStone, Beijing — Software engineer

Involved in the development of 3 systems. Data collect system on web, e-touch, Satisfaction analysis. C#, ASP.NET SQL server

One minute news for social media

Used Chat-GPT to generate short news articles and automatically post them to social media platforms such as YouTube and Twitter.

CDP for LEGO Group

Integrated various data sources from different upstream systems. Combined events to build comprehensive 360-degree customer profiles. Created distinct audience segments for marketing campaigns and personalized experiences on lego.com.

The most important product we have right now

Calculate routes based on wheather, show CO2 emission, optimise speed

Start page of our platform

Show all the vessels for a customer, give them overview where their vessels are

An map component that can be shared to all projects

We are using maps to show vessel and routes in some of our application, in order to share common map component and make all maps looks like the same, we made this project.

Make a bunker plan for a vessel. Tell the operator where, when and how much to bunker.

An website almost made by myself. Frontend is react and nodejs for backend for frontend. communicate with python backend.

Tradeshift Elements

Reusable Tradeshift UI Components as Web Components.

Web Components will be the future of front-end technologies. It will be supported by most of the modern browsers. Frontenders can build web app with ‘lego bricks’ without depending on any frameworks(react, angular, vue...)

Tradeshift UI

Tradeshift UI documentation site

We had an idea 8 years ago, make ui components works on any framework. Developers could create apps in Tradeshift easily and fast, not only for Tradeshift developers but also for third parties outside of Tradeshift.

Tradeshift UI works for all frameworks(React, Angular, Jquery). I got much more experience on making components, defining API. This is my favorite project.

Git hub page demo

Tradeshift Chrome is the navigation of the whole platform. It handles all the URL routing, message distribution, WebSocket, apps loading. It is the hub of the platform.

We made it by react and redux. And we converted it to preact before release to production. It is the first try react in Tradeshift.

This personal website

As a front-end developer, it is nice to show my experience on a website. So I decide to make a website based on Tradeshift UI.

I would like to add more into the project. Such as html template, site configuration. It will be a tool, anyone can use and make a resume website easily.

Exchagne rate between CNY and DKK

It is a hackathon project. I finish it in one day and publish it to Wechat mini program. You can find it in my Wechat Open Platform live_in_denmark(生活在丹麦).

This is my first try wechat mini program. The purpose is to find out how to make a platform that anyone can make apps in it.

Live in Denmark github

Live in Denmark website

I started the project 2 years ago. I wanted to write down all my lift happened in Denmark. All the articles are Chinese, most of them I translate from Danish or English website. The first, It could push me know more about Denmark. Second, I could improve my English and Danish. Third, It could help other Chinese live in Denmark. I have an Wechat Open Platform live_in_denmark(生活在丹麦) as well. I have almost 7000 followers right now.

I want to continue the project and develop more mini programs for my followers.

Collect social media (twitter, facebook, weibo), analyze the big data to show brand equity, influencer, ranking and so on. Python, Django, redis, Cassandra, pinax, angularjs, kibana, bootstrap.

Manage the employee, client, and project for investment bank department. C#, ASP.NET MVC, Nhibernate, WR Framework, Dojo, less, sqlserver.

Include Expense Report, Travel Overtime, Leave, and Purchase. All the subsystem supported by the Common Data System, share data by web api. C#, ASP.NET MVC, Nhibernate, WR Framework, Dojo, less, mysql.

Led the development of common data service (cds). Provide data to support other systems. C#, ASP.NET MVC, Nhibernate, WR Framework, Dojo, less, mysql.

Collect customer data, tracking fund. C#, ASP.NET MVC, Telerik, Nhibernate, JQuery, sqlserver.

The Group member select t news from Winder or Factiva, import them to the system, and generate a report. C#, ASP.NET MVC, Telerik, Nhibernate, JQuery, sqlserver.

Storage Company processes for searching. SharePoint, webpart, sqlserver.

The University of Science and Technology of China (USTC) is a national research university in Hefei, Anhui, China, under the direct leadership of the Chinese Academy of Sciences (CAS). The 2019 Times Higher Education World University Rankings[16] ranked USTC 93th overall in the world.

2008.8 - 2010.1, Software Engineering, GPA: Top 10%

Won the winning prize in the Microsoft image cup competition. Obtained scholarships for 6 times since university. The totally amount reaches 5000 Yuan. Received the title of Quintessence Student for 3 times. Accessed to outstanding League member for 4 times. Obtained the honor of outstanding class cadres for 2 times. Participated in software competitions for 3 times.

The Shandong University of Technology (SDUT) is a university located in Zibo, Shandong, China. The university was founded in 1956 and has a focus on engineering sciences.

2002.9 - 2006.7 Computer Science and Technology

I am a seasoned software developer with nearly 20 years of experience in the industry. My expertise spans front-end development, back-end development, full-stack development, and data engineering. I am passionate about generative AI and actively pursue personal projects in this field. I thrive on taking on new challenges and exploring innovative technologies. Relocating from China to Denmark has been a wonderful experience, broadening my horizons both personally and professionally.

I like to make friends, feel free to contact me if we have the same mission.

Milestones of each year:

2024 -- CDP goes live after two years hard work.

2023 -- Start new career in LEGO.

2022 -- The Corona is over, and we are finally back to normal life.

2021 -- Welcome my second daughter Lisa to the world.

2020 -- New job and my first car.

2019 -- Apply permanent residence of Denmark, Try a new career.

2018 -- Pass PD3 test, Read parenting books for my daughter.

2017 -- Start write articles about live in Denmark. Get everything ready for my daughter.

2016 -- Get married with my wife.

2015 -- Start new life in Denmark and make a successful career path in Tradeshift.

2014 -- Build a new engineering team.

2013 -- Start a new journey on startup.

2012 -- Work hard and make my name in CICC.

2011 -- Choose work instead of PHD in Delf University.

2010 -- Master graduated.

2009 -- More practical projects during master.

2008 -- Choose master instead of work.