Recommended expert

Csaba Kéri

ServiceNow Consultant

Csaba Kéri
Zumikon, Switzerland

Experience

Jan 2023 - Present
3 years 1 month

ServiceNow Consultant

DXC

  • Worked in mixed teams with several clients
  • Performed requirement engineering, proposal and time estimation
  • Developed ACLs, business rules, flows, workflows, catalog items, various scripts, UI actions, policies, scoped applications
  • Customized mobile apps: Now Agent and Now Mobile
  • Implemented integrations using the Integration Hub
  • Coordinated continuously with clients during development
  • Performed testing and helped clients with testing
  • Deployed to production and applied main version upgrades and patches
  • Managed CMDB, domain separation and asset management
  • Integrated between instances at different clients
  • Developed GlideScript: business rules, scripted REST endpoints, extension points, fix scripts, background scripts
Jan 2022 - Dec 2023
2 years

Senior Technical Consultant

DXC

  • Worked within a Scrum team on the development of a messaging based microservices based .NET 6 application on client site, running on AWS
  • Migrated solutions to .NET 6
  • Wrote documentation of new features and processes
  • Worked on an employee information management project
  • Took part in an OpenShift project and built a POC virtual environment
  • Recreated reports in Looker Studio based on Big Query data sources
  • Created and maintained an Azure environment (app service, SQL server, virtual network, etc.) for a .NET 7, SQL and Angular based application
  • Technologies: C#, Kafka, Kubernetes, Argo, Splunk, Postgres, Angular, .NET 7, Azure (Portal, DevOps, pipelines), RedHat OpenShift 4, Java, Selenium, Cucumber, Big Query, ServiceNow scripting
Jan 2021 - Present
5 years 1 month

Full-Stack C#/Azure Developer

TopTal

  • Wrote a social worker related application in C#
  • Migrated the application from on-premise into Azure
  • Managed Azure artifacts, security, storage and network
  • Used Azure DevOps for sprints and releases
  • Integrated third-party APIs into the application
  • Used Copilot prompts to speed up coding, especially for generating tests
  • Made small modifications on the React frontend
  • Worked in Scrum
  • Technologies: C#, .NET 6, .NET 8, MS SQL 2019, Azure (portal, DevOps, pipelines, App Services), React, Git
Jan 2020 - Dec 2022
3 years

Architect

PureFacts

  • Developed new product features and client specific requirements throughout the entire SDLC
  • Wrote documentation for new product features
  • Performed code reviews, testing and QA of new features and bug fixes
  • Supported planning across multiple development teams
  • Collaborated with product manager and consultants to define client requirements and translate them into technical stories
  • Provided product support by investigating client issues and delivering fixes and workarounds
  • Trained junior team members and delivered internal knowledge transfer presentations
  • Technologies: C#, Oracle, Azure DevOps, DevExpress XPO, SVN, Git, JIRA, TFS
Jan 2017 - Dec 2020
4 years

Assistant Manager: Architect, Infrastructure Planner

KPMG

  • Prepared and executed source code and TFS migration to Azure DevOps
  • Performed architectural planning and led development of a tax reporting application based on bank data
  • Conducted complex data cleaning, importing (ETL), calculations and PDF formatting
  • Gathered user requirements and consulted with BAs and users
  • Implemented automatic end-to-end testing
  • Planned and maintained Windows, Docker, SQL and Raven infrastructure and environments, and TFS based releases
  • Managed CI and multiple weekly releases to three environments and seven servers
  • Coached two developers and several BAs
  • Integrated with external data providers
  • Optimized performance and planned Windows server setup
  • Technologies: C#, ASP.NET, MVC, MS SQL Server 2012/2016, Azure DevOps, Docker, RavenDB, TFS, Git, Angular, Windows Server 2016, jQuery, Prometheus, Portainer, Grafana, Rebus, Serilog, .NET Task Parallel Library, DevExpress Reporting, SNOW
Jan 2016 - Dec 2017
2 years

Associate Director: Senior Developer, Architect

UBS Bank

  • Performed architectural planning, development, change management, code review and bug fixing of an internal business application with web application, ClickOnce and Windows service components
  • Implemented complex business functions, nightly calculations and client report generation
  • Maintained continuous communication with business users, gathered requirements, planned releases and conducted trainings
  • Installed and tested releases on test, UAT and production systems
  • Coached and mentored an apprentice
  • Optimized existing system architecture and delivered five releases per year
  • Technologies: C#, ASP.NET, MS SQL Server 2008/2012, jQuery, IIS, JavaScript, Windows Server 2008/2012, Dapper, Enterprise Architect, JIRA, TeamCity, Sonar, SNOW
Jan 2014 - Dec 2016
3 years

Senior Architect, Lead of 3 Scrum Teams

Infomatix

  • Planned and implemented cloud based load testing
  • Performed architectural planning, design and decisions
  • Developed extensions, enhancements and management tools for the TIBCO Spotfire data visualization application
  • Consulted with clients, gathered requirements and conducted feasibility studies
  • Installed, maintained and tested the product in client environments
  • Led two development teams, ensured deadlines and provided technical support
  • Reviewed code, delivered trainings, ensured quality and explored new technologies
  • Optimized SQL, Hadoop/Hive queries and C# code resulting in 30-200% performance improvement
  • Validated UAT processes
  • Technologies: C#, MS SQL Server 2008/2012/2014, WCF, AJAX, MVC, Hive/Hadoop, distributed and parallel system design and programming, Git, jQuery, JIRA, Bamboo CI, Spotfire 6.5/7.0/7.5, IIS, JavaScript, SCRUM
Jan 2013 - Dec 2014
2 years

Lead Developer, Senior Architect

Digital Media Experience Ltd.

  • Designed and developed a distributed n-tier architecture multimedia content provider system (HBO GO) in production in multiple countries and languages on 100+ servers
  • Optimized SQL queries and C# code resulting in 30-50% performance improvement
  • Planned new features together with the client
  • Developed a hardware web store distributed application for selling products, placing orders and generating statistics
  • Technologies: MVC, IIS, REST, MS SQL Server 2008/2012, Reporting Services, jQuery, AJAX, C#, Entity Framework, Git, WCF, TPL, distributed and parallel system design, JIRA, JavaScript
Jan 2012 - Dec 2013
2 years

Senior Software Engineer, D3

EPAM

  • Designed and developed internal web applications
  • Technologies: Oracle, IoC, IIS, Dependency Injection, MVC, jQuery, ASP.NET, Entity Framework, SVG, CSS, JavaScript, Git, MS SQL Server 2008, C#
Jan 2007 - Dec 2012
6 years

Senior Software Developer

Grape Solutions

  • Planned and implemented wizzair.com version 1 base site engine and public parts (web check-in, additional services, passenger data)
  • Planned and developed wizzair.com version 2, live since June 2012
  • Planned and developed scheduled validation, processing and transformation of text files into SQL 2005 using SSIS for an American bank
  • Migrated MS Access databases to SQL Server and loaded data from MS Access
  • Developed a web based insurance agent administration system and the VAT refund system for Singapore
  • Implemented a data processing and measurement system for a car service
  • Developed smaller individual apps for data transformation for an international bank
  • Optimized SQL databases, queries and C# code resulting in 20-120% performance improvement
  • Technologies: C#, ASP.NET, IIS, MS SQL Server 2000/2005/2008, SSIS, MS Access, VB 6.0, SOA, WCF, WPF, ASP, XML, XSLT, jQuery, MVVM, MVC, ETL, JavaScript, SCRUM
Jan 2001 - Dec 2007
7 years

Software Developer

ABESSE Informatikai Ltd.

  • Created system test plan for a newly developed Vodafone system using Mercury TestDirector
  • Integrated parts of the Pannon mobile payment system using BizTalk
  • Installed a high availability MS SQL and BizTalk cluster with a port logging application for the Hungarian National Bank
  • Developed Nestlé internal web applications for Newnet Ltd.
  • Stabilized Telemátrix 1.1, the T-Mobile mobile payment system
  • Planned, developed and tested a modular portal system for Sky Interactive Ltd. as an alternative to SharePoint 2003 with a workflow engine
  • Planned and developed [link] radio station site with a complex management page featuring scheduling and other services
  • Developed a real-time factory controlling system for a laundry with time-critical response times for Pannon Computing Ltd.
  • Technologies: MS Access, BizTalk 2006, MOSS, ASP.NET, C#, MS SQL Server 2000/2005, IIS, Mercury TestDirector, Windows Server, K2, Web services, Java, Oracle, Rational Rose, BEA Weblogic, SUN Application Server, VB.NET, Linux, MySQL, WSE 2, VB 6.0, SSRS 2005, SSAS 2005, AJAX, Infragistics Grid, Eclipse, Visual Studio, JavaScript
Jan 2000 - Dec 2001
2 years

Software Developer

Nextra Hungary Ltd.

  • Developed internal Nextra web pages and MS SQL Server 2000 based web applications
  • Planned, created and tested Nextra 2000 CD using MS Internet Explorer Administration Kit to install and configure modems and guide users through registration processes
  • Technologies: ASP, VB 6.0, MS SQL Server 2000, PERL, XML, Windows 3.1/95/98/ME/2000/NT4, MS Internet Explorer Administration Kit, JavaScript

Skills

.Net

  • C#, Asp.net All Versions, Linq, Wcf, Wpf, Mvc, Entity Framework, Ado.net, Web Services, Windows Forms, Ioc, Dependency Injection, Parallel Library

Database Systems

  • Hadoop/hive, Ms Sql Server 2000/2005/2008/2012/2014, Mysql, Oracle

Web Technologies

  • Javascript (Ajax, Prototype, Jquery), Html, Css, Xml, Xsl, Xslt, React

Infrastructure

  • All Versions Of Windows, Windows Clusters, Load Balancing, Virtualization, Microsoft Iis, Sharepoint Portal Server 2003/2007/2010, Biztalk 2006, Tfs Server, Reporting Services, Integration Services

Others

  • Amazon Cloud, Vba, C, Java, Php, Git, Tdd, Scrum, Copilot And Chatgpt Prompting

Domains

  • Aviation, Banking, Media, Insurance, Business Intelligence

Languages

Hungarian
Native
German
Advanced
English
Advanced

Education

Oct 1998 - Jun 2002

College of Foreign Trade (BGF-KKF)

Budapest, Hungary

Oct 1995 - Jun 2000

Technical University Budapest (BME)

Software Engineering MSc degree · Software Engineering · Budapest, Hungary

Certifications & licenses

AZ-104 Azure Administrator Associate

AZ-204 Developing Solutions For Microsoft Azure

AZ-305 Azure Solutions Architect Expert

AZ-400 DevOps Engineer Expert

MCP 70-315 Developing And Implementing Web Applications With Microsoft® Visual C#™ .NET And Microsoft® Visual Studio® .NET

MCP 70-536 Microsoft .NET Framework 2.0 – Application Development Foundation

MCTS 70-431 Microsoft SQL Server 2005 – Implementation And Maintenance

Now-CAD ServiceNow Certified Application Developer

Now-CSA ServiceNow Certified System Adminsitrator

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