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senior
Registration: 20.05.2022

Konstantin Tretyak

Specialization: .NET, C#, JS, MsSql

Portfolio

Wonderment Apps

Project: IHerb / Orders and Fraud Team, Staff augmentation. ● Work within a team of up to 20 developers to develop a distributed microservices solution responsible for iHerb services that handle orders after the customer completes the checkout process. ● C# Back-end development on API layer based on .NET and .NET core. ● Splitting old monolithic solution to microservices using DDD clean architecture. ● RabbitMQ consumers creation. ● Grafana dashboards creation based on Prometheus metrics. ● Unit Test and Integration tests creation and support. ● Load testing for critical parts of application using k6. ● Develop DB schema and stored procedures for MS-SQL database. ● Setup CI/CD pipeline for new services using docker, k8s, jenkins, helm, rancher. ● Participated in communication with Client management on a daily basis. ● Participated in System Architecture and Technical Documentation development.

Wonderment Apps

Project: Stamps / Photostamps & Branded Tracking Application. ● Work with team of up to 6 developers to develop a web based solution that allows customers to include their favorite digital photographs, designs, or images on valid US Postal Service postage, print them and ship to the customer. ● C# Back-end development on API layer. ● AWS Lambda function and AWS step functions development. ● Front-end development on React for Branded Tracking application. ● Front-end development on Vue.js for Photostamp application. ● Customize Shopify user-facing pages. ● Create Shopify Applications for customer facing area and admin section. ● Shopify API integration. ● Implemented a b2b API for integration with 3rd party vendors. ● Implemented a Win Forms application to integrate Zebra scan gun work with Photostamps system. ● Coordinated database implementation. ● Participated in communication with Client management and stakeholders on a regular basis. ● Participated in Requirements gathering, System Architecture and Technical Documentation development.

Luxoft

Project: Boeing – Boeing Production System. ● As Software Developer, corked in a team of 4 developers to create Aircraft Certification SAAS solution. ● Responsible for effective and timely communication with management and QA team; Ensure all company guidelines are followed. ● C# backend development. ● Angular frontend development. ● Lucene search integration. ● Implement functionality; supervise and undertake testing.

Skills

Angular
AWS
C#
CSS3
HTML5
MS-SQL
.NET
.NET CORE
React
Vue

Work experience

Lead Software Developer
since 03.2017 - Till the present day |Wonderment Apps
C#, ASP.NET , IIS, Web.Api, HTML, jQuery, MS SQL Server, AWS
Project: Story Scout. ● As Software Developer, worked with team of 4 developers to develop online marketplace that helps customers match stories from our publishing clients with the best film and television production companies. ● C# Back-end development on API layer. ● Front-end development on ASP.Net MVC and jquery. ● Gathered requirements; undertook functionality implementation and testing, performed code review.
Lead Software Developer
since 03.2017 - Till the present day |Wonderment Apps
.NET, C#, React, AWS Lambdas, AWS Stepfunctions, EF, MS SQL, .Net Core, Shopify API, Splunk, Vue, Docker, Kubernetes, Jenkins, GIT, Win Forms
Project: Stamps / Photostamps & Branded Tracking Application. ● Work with team of up to 6 developers to develop a web based solution that allows customers to include their favorite digital photographs, designs, or images on valid US Postal Service postage, print them and ship to the customer. ● C# Back-end development on API layer. ● AWS Lambda function and AWS step functions development. ● Front-end development on React for Branded Tracking application. ● Front-end development on Vue.js for Photostamp application. ● Customize Shopify user-facing pages. ● Create Shopify Applications for customer facing area and admin section. ● Shopify API integration. ● Implemented a b2b API for integration with 3rd party vendors. ● Implemented a Win Forms application to integrate Zebra scan gun work with Photostamps system. ● Coordinated database implementation. ● Participated in communication with Client management and stakeholders on a regular basis. ● Participated in Requirements gathering, System Architecture and Technical Documentation development.
Lead Software Developer
since 03.2017 - Till the present day |Wonderment Apps
.NET Core, C#,, EF, Dapper, MS SQL, .Net, REST, Kibana, Grafana, Prometheus, Docker, Kubernetes, Kubectl, Jenkins, Bitbucket, GIT, Rancher, RabbitMQ
Project: IHerb / Orders and Fraud Team, Staff augmentation. ● Work within a team of up to 20 developers to develop a distributed microservices solution responsible for iHerb services that handle orders after the customer completes the checkout process. ● C# Back-end development on API layer based on .NET and .NET core. ● Splitting old monolithic solution to microservices using DDD clean architecture. ● RabbitMQ consumers creation. ● Grafana dashboards creation based on Prometheus metrics. ● Unit Test and Integration tests creation and support. ● Load testing for critical parts of application using k6. ● Develop DB schema and stored procedures for MS-SQL database. ● Setup CI/CD pipeline for new services using docker, k8s, jenkins, helm, rancher. ● Participated in communication with Client management on a daily basis. ● Participated in System Architecture and Technical Documentation development.
Senior Software Developer
06.2015 - 03.2017 |Luxoft, a DSC Technology Company
C#, Asp.NET, Win Forms, IIS, .NET 4.5, HTML, Javascript, jQuery, Angular.js, , Bootstrap, MS SQL, Lucene
Project: Boeing – Boeing Production System. ● As Software Developer, corked in a team of 4 developers to create Aircraft Certification SAAS solution. ● Responsible for effective and timely communication with management and QA team; Ensure all company guidelines are followed. ● C# backend development. ● Angular frontend development. ● Lucene search integration. ● Implement functionality; supervise and undertake testing.
Senior Software Developer
02.2014 - 06.2015 |Mercurian Media
C#, MVC4, IIS, .NET 4.5,Web.Api, HTML, Javascript, jQuery, Knockout.js, Bootstrap, Dapper, MS SQL Server
Project: Compare Energy / Compare Broadband. ● As Software Developer, worked with team of 4 developers to develop web sites that provides consumers with an impartial, comprehensive and free Broadband Internet and Electricity and Gas comparison. ● Implemented front-end, back-end business logic, database layer.
Software Developer
02.2006 - 01.2014 |TulaCo
C#.NET, ASP.NET, IIS, .NET Framework, HTML, Web Service, Javascript
Project: Tagworld. ● As Software Developer, worked with team of 40 developers to develop a social network. ● Implemented front-end and back-end business logic.
Software Developer
02.2006 - 01.2014 |TulaCo
C#.NET, ASP.NET, IIS, .NET Framework, HTML, Javascript, WCF
Project: Viacom / Flux.com. ● As Software Developer, worked with team of 40 developers to develop a distributed social network and an engine to create web sites with social networking integration. ● Implemented front-end and back-end business logic.
Software Developer
02.2006 - 01.2014 |TulaCo
C#, MVC 2, MVC3, IIS, .NET 4.0, WebAPI, HTML, Javascript, Linq2Sql, MSSQL
Project: StyleSpot / Kaboodle. ● As Software Developer, worked with team of 3 developers to develop a web based clothes sales aggregator. ● Implemented front-end, back-end business logic, database layer.
Software Developer
02.2006 - 01.2014 |TulaCo
C#, ASP.Net MVC, IIS, .NET 4.5,Web.Api, HTML, Javascript, jQuery
Project: Burstly / SkyRocket. ● As Software Developer, worked with team of 7 developers to develop app monetization solution for mobile devices to work with any ad partner. ● Created and maintained advertising patterns system for ads displaying on mobile devices.
Software Developer
09.2004 - 01.2006 |Luxoft, a DSC Technology Company
C#.NET, ADO.NET, ASP.NET, IIS, .NET Framework, HTML, ClearCase, ClearQuest, MSSQL
Project: Internal HR. ● As Software Developer, worked with team of 5 developers to develop a web based solution. for Luxoft HR Department. ● Created ASP.Net Web Forms components for the system. ● User documentation development.

Educational background

Nuclear Physics
Till 2003
Lomonosov Moscow State University

Languages

EnglishIntermediate