Maxim is available for hire

Maxim Markov

Verified Expert in Engineering

Software Developer

Location

Copenhagen, Denmark

Toptal Member Since

August 12, 2022

Maxim has a master's degree in mathematics and computer science and specializes in software architecture and the front- and back-end development of web-based solutions. He has 17 years of experience designing and implementing professional-level web-based solutions and Windows applications in multiple industries. Maxim is also a Microsoft Certified Solution Developer who has worked with multinational Agile teams and is passionate about investigating and finding solutions to clients' needs.

Full-stack C#.NET Agile CSS HTML5 TypeScript Bitbucket Bootstrap 4 Relational Databases SQL ASP.NET REST APIs Microsoft SQL Server .NET Core

Portfolio

Ørsted

.NET 7, Azure, Entity Framework, SQL, Azure Service Bus, OpenAPI, Swagger...

Nets A/S

Angular, Node.js, TypeScript, OpenAPI, OpenShift, Jenkins, SCSS, Jest, NestJS...

Jabra

ASP.NET Core, C#, Azure, Electron, Node.js, Angular, Vue 2, JavaScript...

Experience

.NET - 17 years C# - 17 years Agile - 13 years JavaScript - 13 years CSS - 10 years Angular - 5 years MongoDB - 5 years Node.js - 4 years

Availability

Full-time

Preferred Environment

MacOS, Windows, Visual Studio Code (VS Code), Jira, Slack, Bitbucket

The most amazing...

...solution I've helped develop is MitID, a digital ID used by the over six million residents of Denmark, where I acted as a front-end architect.

Work Experience

Senior Full-stack Developer

2022 - PRESENT

Ørsted

Designed and implemented new microservices for an existing incident-tracking platform.
Set up an Azure environment (pipelines, SQL databases, and deployment).
Developed a .NET library, a simplified version of MassTransit to support sending and consuming messages using Azure Service Bus.
Implemented unit tests and unit integration tests for code coverage.

Technologies: .NET 7, Azure, Entity Framework, SQL, Azure Service Bus, OpenAPI, Swagger, Angular, TypeScript, Cloud, Azure Event Hubs

Front-end Architect

2019 - 2023

Nets A/S

Contributed as a front-end architect for the MitID digital ID solution used by all Denmark residents.
Designed and implemented the front-end infrastructure and set up the CI/CD.
Interviewed and provided cross-team support for front-end developers.
Implemented back-end features using .NET and NestJS.
Supported and implemented a CMS solution in Umbraco.

Technologies: Angular, Node.js, TypeScript, OpenAPI, OpenShift, Jenkins, SCSS, Jest, NestJS, Visual Studio Code (VS Code), HTML, JavaScript, .NET Core, C#, Full-stack, REST APIs, JSON Web Tokens (JWT), APIs, HTML5, NGXS, RxJS, REST, Cloud, Storybook

Senior IT Consultant

2017 - 2019

Jabra

Wrote an application in Electron that manages Jabra headphones and sends analytics to the cloud. The app supports Mac, Windows, and Linux and is used by enterprise corporations.
Built a web portal for setting up and managing Jabra headphones and accessing analytics from MongoDB and Microsoft SQL Server.
Executed Azure functions to convert raw MongoDB data collected from Jabra devices into SQL.
Developed in MongoDB for collecting analytics from over 100,000 Jabra devices.
Implemented a test tool for the low management of Jabra devices in Vue 2.

Technologies: ASP.NET Core, C#, Azure, Electron, Node.js, Angular, Vue 2, JavaScript, TypeScript, CSS, Bootstrap 4, Bitbucket, Visual Studio Code (VS Code), Microsoft SQL Server, HTML, MongoDB, Full-stack, REST APIs, APIs, SQL, HTML5, REST, Cloud, Azure Functions

Senior Full-stack Consultant

2015 - 2017

Netcompany

Built and implemented the front end and API of a salary management portal, where admins can set up employees and users can overview salary data.
Implemented a healthcare portal where users can find health advice and set an appointment. Data is synced with a booking system written in Microsoft CRM.
Investigated and found solutions for issues in production.
Developed DB Views and tables and stored procedures for Oracle and Microsoft SQL Server databases.

Technologies: C#, ASP.NET, HTML, .NET, AngularJS, Microsoft Dynamics CRM, Oracle, Microsoft SQL Server, jQuery, WCF Web Services, CSS, Full-stack, Relational Databases, REST APIs, APIs, SQL, Bootstrap, HTML5, ASP.NET Core MVC, Event-driven Architecture

Senior Software Developer

2004 - 2015

Saxo Bank

Built the front and back end of the different modules of Saxo's trading investment platform, including Saxo WebTrader 2, Saxo ClientTrader, and SaxoTrader Pro, with the platform having over 500,000 active clients.
Implemented a chart module used by the Windows and web parts of the platform.
Investigated and fixed the trading platform's production incidents and prepared the deployment modules for production.
Communicated business requirements with platform product owners and broke down business features into technical tasks.
Created business logic and store procedures for the platform's PriceAlert module used for tacking prices set by users.
Developed the front and back end for the platform's CopyTrader module for users to copy the orders of selected "Trade Gurus."
Executed an AutoTrading module, a solution for clients to invest in one of the preselected trading strategies.
Led a team of three offshore developers from India.

Technologies: C#, .NET, ASP.NET, Knockout (Knockout.js), JavaScript, MongoDB, CSS, HTML, Ajax, WCF Web Services, Windows Services, Windows Forms (WinForms), Windows GDI+, Agile, Entity Framework, Full-stack, Relational Databases, REST APIs, APIs, SQL, Chart.js, HTML5

Experience

MitID.dk, a Digital ID Solution

http://www.mitid.dk

A digital ID consisting of over 20 microservices used by all Denmark residents, around six million people, for accessing public self-service resources. As a front-end architect, I designed and implemented all the front-end for over ten applications and facilitated the work of over ten other front-end developers. I also contributed to implementing some of the back-end APIs.

Mobile App for Managing Food Subscriptions

https://www.aarstiderne.com/

Angular/Ionic mobile application that allows ordering subscription-based food boxes and gives an overview of current subscriptions. I was a front-end developer and communicated daily with back-end developers regarding necessary API. The app included a list of products, a home page with campaigns, profiles, and a checkout page.

SaxoTraderGo

https://www.saxotrader.com/login/en

A web-trading platform used by 500K+ users globally. I developed various modules, mostly front end, but also .NET/C# (chart, price alert, copy trading, auto trading, trade commander) as well as supporting/maintaining existing functionality and involved in troubleshooting PROD incidents,

Skills

Languages

JavaScript, TypeScript, SCSS, HTML, C#, CSS, HTML5, SQL

Frameworks

Angular, .NET, Jest, NestJS, .NET Core, Swagger, ASP.NET Core, ASP.NET, Bootstrap, Electron, AngularJS, Knockout (Knockout.js), JSON Web Tokens (JWT), Ionic, Redux, ASP.NET Core MVC

Tools

Bitbucket, Postman, Jenkins, Jira, Slack, Microsoft Dynamics CRM

Paradigms

Agile, REST, Event-driven Architecture

Other

Full-stack, Bootstrap 4, Ajax, APIs, NGXS, Cloud, Storybook, WCF Web Services, Windows Services, .NET 7, Azure Service Bus

Libraries/APIs

OpenAPI, Node.js, jQuery, Entity Framework, REST APIs, Chart.js, RxJS, Vue 2, Windows Forms (WinForms), Windows GDI+

Platforms

OpenShift, Azure, Visual Studio Code (VS Code), Azure Event Hubs, Azure Functions, Oracle

Storage

Microsoft SQL Server, MongoDB, Relational Databases

Education

1999 - 2004

Master's Degree in Mathematics and Computer Science

Saint Petersburg State University - Saint Petersburg, Russia

Certifications

JULY 2007 - PRESENT

Microsoft Certified Solution Developer

Microsoft