Recommended expert

Timur Yalcin

Lead Frontend Developer | Fullstack Developer

Timur Yalcin
Eschborn, Germany

Experience

Aug 2024 - Present
1 year 6 months

Lead Frontend Developer | Fullstack Developer

Finanz Informatik

  • Further development of an application for managing personnel changes.
  • Development of frontend and backend.
  • Implementation of the frontend with React and Material UI.
  • Implementation of the backend with Java and Spring Boot.
  • Use of React, Java, Spring, TypeScript, next.js, Material UI, Github Enterprise, Figma, Docker, Playwright, swagger, swagger UI, OpenAPI, npm, yarn, git.
Apr 2024 - Jul 2024
4 months

Fullstack Developer

Finanz Informatik

  • Development of an AI-powered correction assistant for annual financial statements of corporations.
  • Development of backend and frontend to display AI data and allow specialists to correct them.
  • Implementation of the frontend with React, next.js and Material UI.
  • Implementation of the backend with Java and Spring Boot.
  • Use of React, Java, Spring, TypeScript, next.js, Material UI, Github Enterprise, Figma, Docker, Playwright, swagger, swagger UI, OpenAPI, npm, yarn, git.
Dec 2023 - Apr 2024
5 months

Frontend Architect/Developer

AFT Group

  • Development of an application for analyzing data from production machines (greenfield project).
  • Implementation of the frontend with React, next.js and Material UI.
  • Agile development using Scrum.
  • Use of React, next.js, TypeScript, JavaScript, Material UI, Github Actions, Keycloak, Playwright, swagger, swagger UI, OpenAPI, npm, Git.
Aug 2021 - Apr 2022
9 months

Frontend Lead Developer, Fullstack Developer

KV Hessen

  • Development of a backoffice application for objection management (greenfield project).
  • Implementation of the frontend with Angular 12-13.
  • Agile development using Scrum.
  • Creation of GUI prototypes with business analysts and the specialist department in Figma.
  • Use of Angular 12-13, TypeScript, Java, Spring, Spring Boot, Bootstrap5, Adobe XD, NgRx, primeNg, npm, RxJS, swagger, swagger UI, Git, Jira, Confluence, Bitbucket, Azure, Zoom.
Jun 2020 - Dec 2023
3 years 7 months
Wiesbaden, Germany

Lead Frontend Developer, UI/UX Designer, Fullstack Developer

SOKA Bau Wiesbaden

  • Development of a backoffice application for pension applications and pension services (greenfield project).
  • Implementation of the frontend with vue.js.
  • Development of a responsive frontend for mobile devices.
  • Development of reusable Angular components.
  • Creation of a design system for the application with Figma.
  • Development of REST services with Java.
  • Agile development using Scrum.
  • Use of Angular 8-17, Java, Spring, TypeScript, Figma, Adobe XD, Playwright, swagger, swagger UI, Material UI, OpenAPI, npm, NGXS, TailwindCSS, responsive design, RxJS, Git, Jira, Confluence, Bitbucket, Goto Meeting, Teams.
Jan 2020 - May 2020
5 months
Rengsdorf, Germany

Fullstack Developer

Berge und Meer GmbH

  • New development of aldi-reisen.de (greenfield project).
  • Implemented the frontend with Angular 9.
  • Implemented the backend with Ruby on Rails.
  • Implemented a REST API using Ruby on Rails.
  • Made the frontend responsive for mobile devices.
  • Agile development using Scrum.
  • Set up the development server on Ubuntu Linux.
  • Used Angular 9, TypeScript, npm, TeamCity, responsive design, Ruby on Rails 6, RxJS, Scrivito CMS, Git, Jira, Confluence, Slack, Microsoft Teams.
Mar 2019 - Present
6 years 11 months
Detmold, Germany

Fullstack Developer

UNION Versicherungsdienst GmbH

  • Built a portal for selling health insurance to international students.
  • Implemented the complete frontend and backend.
  • Responsive implementation for mobile devices.
  • Agile development using Scrum.
  • Connected to REST services using Java.
  • Set up the development server on Ubuntu Linux.
  • Used Ruby on Rails 5.x, webpack, npm, RSpec, MySQL, Nginx, behavior-driven development, CSS3, RVM, Bundler, Git, Jira, Confluence.
Feb 2017 - Dec 2019
2 years 11 months
Frankfurt, Germany

Lead Frontend Developer, Fullstack Developer

Deutsche Bank Bauspar AG / BHW

  • Built an online flow for concluding building savings contracts within the Private Customer Consulting 'Zukunft' initiative.
  • Implemented the frontend with Angular 2+.
  • Regularly updated Angular up to version 8.
  • Advised the client on responsive development.
  • Revised department concepts regarding responsive design together with a UX designer.
  • Conducted code reviews.
  • Participated in architecture meetings as a SPOC (Single Point of Contact).
  • Agile development using Scrum.
  • Used Angular 2-8, TypeScript, Java, JavaScript, npm, TeamCity, responsive design, HammerJS, RxJS, Lodash, Git, Jira, Confluence.
Oct 2016 - Dec 2016
3 months
Bonn, Germany

Fullstack Developer

investorfinder.de

  • Built a portal for handling transactions in commercial real estate.
  • Designed and implemented the entire portal.
  • Agile development using Scrum.
  • Set up the development server on Ubuntu Linux.
  • Used Ruby on Rails, RSpec, MySQL, Apache, Passenger, behavior-driven development, UI testing with Selenium, HTML5, CSS3, jQuery, RVM, Bundler, Haml, Sass, Cucumber, Highcharts.
Dec 2014 - Sep 2016
1 year 10 months
Frankfurt, Germany

Fullstack Developer

Deutsche Verrechnungsstelle AG

  • Developed the portal [link] for SMEs to process payments and factoring.
  • Implemented the frontend with Angular 1.x.
  • Implemented a responsive design for mobile devices.
  • Agile development using Scrum.
  • Used Angular 1.x, Sass, npm, Bower, CSS, Bootstrap 3, Babel, webpack, Java, Spring, Spring Boot, MongoDB, Git, Jira, Confluence.
Sep 2012 - Mar 2013
7 months
Darmstadt, Germany

Frontend Developer

Deutsche Telekom

  • Further development of the HTML5 reader application for pageplace.de Tolino.
  • Development of the HTML5 application for displaying ebooks on the Tolino platform.
  • Development using the in-house framework jasy.
  • Responsive implementation for mobile devices.
  • Use of JavaScript, HTML5, CSS3, Hudson, unifyjs, jasy, Git, Jira, Confluence.
May 2009 - Dec 2014
5 years 8 months
Frankfurt, Germany

Fullstack Developer

Sonix Solar GmbH

  • Creation of the trading portal solartraders.com for trading photovoltaic products.
  • Development of the complete design and implementation of the portal in Ruby on Rails.
  • Use of Ruby on Rails, HTML5, CSS3, RSpec, MySQL, Apache, jQuery, Ajax, Passenger, behavior-driven development, UI testing with Selenium, Git.
May 2009 - Dec 2011
2 years 8 months
Frankfurt, Germany

IT Architect, Project Lead

Commerzbank AG

  • Creation of a new release of an application for evaluating and analyzing ratings for corporate clients.
  • Extension of the report engine to process complex vector graphics.
  • Design and implementation of a chart engine.
  • Fulfilling the role of business analyst, project lead, architect, and lead developer (about 10 project members).
  • Preparation of IT specifications.
  • Guiding project members in implementing functional requirements.
  • Use of Java EE, Swing, Oracle, PDF reports, Subversion.
Mar 2009 - May 2009
3 months
Frankfurt, Germany

IT Architect, Project Lead

Commerzbank AG

  • Training internal bank developers during the insourcing process.
  • Training new employees in the use of enterprise Java technologies.
  • Training team members in the early project phase on using a development framework.
  • Transferring know-how as a lead developer to new employees.
  • Use of Java EE, Swing, Oracle, PDF reports, Subversion.
Oct 2008 - Jan 2009
4 months
Frankfurt, Germany

IT Architect, Developer

Commerzbank AG

  • Conducting a study to evaluate common JavaScript frameworks for replacing a Java Swing client.
  • Development of a prototype with ExtJS.
  • Use of ExtJS, jQuery, MooTools, Prototype, qooxdoo.
Jul 2008 - Feb 2009
8 months
Frankfurt, Germany

IT Architect, Project Lead

Commerzbank AG

  • Design and implementation of an application to evaluate and analyze ratings for corporate clients.
  • Design and implementation of the data model.
  • Design and implementation of the frontend.
  • Training project team members in using Java Enterprise technologies.
  • Development of a report engine based on Eclipse Birt to create PDF reports.
  • Used JavaEE, Swing, Webstart, Apache Axis, Web services, Eclipse Birt.
Feb 2008 - Jul 2008
6 months
Frankfurt, Germany

IT Architect, Project Lead

Commerzbank AG

  • Design and implementation of an application for risk provisioning under the IFRS standard.
  • Design and implementation of a tool to collect data for risk provisioning calculations.
  • Design of the data model.
  • Training project team members in Enterprise Java technologies and the framework used.
  • Design and implementation of interfaces to backend systems via Web services.
  • Used JavaEE, Swing, Webstart, Apache Axis, Web services.
Dec 2007 - Dec 2011
4 years 1 month
Eschborn, Germany

Fullstack Developer

ITinera Consulting GmbH

  • Internal project for leave and time tracking for employers at ITinera Consulting GmbH.
  • Complete implementation of frontend and backend in Ruby on Rails.
  • Used Rails 2, Rails 3, test-unit, HTML5, CSS3, jQuery mobile, authlogic, searchlogic, Haml, formtastic, FactoryGirl, faker, rspec, fastercsv, shoulda, paperclip, Git.
Oct 2007 - Feb 2008
5 months
Frankfurt, Germany

IT Architect, Lead Developer, Fullstack Developer

Commerzbank AG / Eurohypo

  • Design and implementation of an application for sales support.
  • Development of the frontend with ExtJs.
  • Development of the backend with Struts 2.
  • Used Java, Struts 2, ExtJs, JSON.
Mar 2007 - Dec 2007
10 months
Frankfurt, Germany

IT Architect, Lead Developer, Fullstack Developer

Commerzbank AG / Eurohypo

  • Design and implementation of a rating application for ship financing.
  • Design and implementation of the frontend.
  • Design and implementation of interfaces to backend systems.
  • Design and implementation of a reporting solution to create reports in various formats.
  • Used Java, Java Swing, Apache Axis, POI.
Nov 2006 - Mar 2007
5 months
Germany

IT Architect, Lead Developer

Bundesland Schleswig Holstein

  • Concept and implementation of a product for the electronic government workplace.
  • Mapping of traditional administrative workflows.
  • Development of web parts.
  • Development of SQL procedures.
  • Use of MOSS 2007, web parts, C#, SQL Server, Office 2007.
Oct 2005 - Oct 2006
1 year 1 month
Bonn, Germany

IT Architect, Lead Developer

Bundeswehr

  • Introduction of barcode technology in a Bundeswehr depot based on Microsoft Axapta.
  • Creation of an IT concept to map business processes to the new warehouse management system.
  • Design of interfaces to the existing Bundeswehr warehouse management system.
  • Development of operational concepts for the new warehouse management system.
  • Design for data migration of existing data.
  • Use of Microsoft Axapta, SQL.
Apr 2005 - Dec 2006
1 year 9 months
Darmstadt, Germany

IT Architect, Lead Developer

Merck KGaA

  • Development of a web catalog to display Merck's pharmaceutical product catalog.
  • Development of a data migrator based on PL/SQL to process XML catalog data.
  • Design and development of the application.
  • Use of Java/J2EE, Eclipse, Oracle, Hibernate, Struts, Spring, X-Doclet, ANT, CVS, PL/SQL.
Oct 2003 - Mar 2005
1 year 6 months
Frankfurt, Germany

IT Architect, Lead Developer

SEB Bank

  • Development of a data migrator based on PL/SQL to process XML catalog data.
  • Development of a web application to process Swift messages.
  • Design and development of the application.
  • Use of Java/J2EE, Eclipse, DB2 Stored Procedures, JDBC, MQ Series, Struts, Spring, X-Doclet, ANT, CVS.
Apr 2003 - Sep 2005
2 years 6 months
Frankfurt, Germany

IT Architect, Lead Developer

VWD Vereinigte Wirtschaftsdienste

  • Development of a new editorial system to process business news based on the Coremedia 4 content management system.
  • Further development of the editorial system.
  • Use of Java/J2EE, Eclipse, DB2 Stored Procedures, JDBC, MQ Series, Struts, Spring, X-Doclet, ANT, CVS.
Nov 2002 - Feb 2003
4 months
Düsseldorf, Germany

IT Architect, Lead Developer

Eplus

  • Further development of the Content Provider Supporting Website as part of the i-Mode platform (European i-Mode service platform implementation).
  • Designing the architecture and implementing the application.
  • Using JSP, Servlets, Oracle, Struts, Ant, CVS, JUnit, LDAP.
Sep 2002 - Nov 2002
3 months
Wiesbaden, Germany

IT Architect, Lead Developer

CSC Ploenzke Produktentwicklung

  • Developing a banking solution to implement the new Section §24c of the German Banking Act (KWG).
  • Designing and developing a framework to parse very large (about 5 GB) XML data based on the Castor framework.
  • Using Java, Castor, Eclipse, Visual SourceSafe, JUnit, Oracle.
Feb 2002 - Sep 2002
8 months
Frankfurt, Germany

IT Architect, Lead Developer

VWD Vereinigte Wirtschaftsdienste

  • Development of a new editorial system for processing business news based on the Coremedia 4 content management system.
  • Designing and developing extensions for Coremedia based on the Jakarta Tomcat server.
  • Designing and developing a routing framework for incoming business news into the editorial system (high message volume > 50,000 per hour, high availability).
  • Designing and developing extensions for the Coremedia editor with Java Swing.
  • Using Java/J2EE, Eclipse, JDBC, Ant, CVS, JUnit.
Sep 2001 - Mar 2002
7 months
Düsseldorf, Germany

Frontend Developer and Architect

Eplus

  • Developing an editorial system as part of the i-Mode platform (European i-Mode service platform implementation).
  • Designing the application architecture for a web-based application to deliver content via the i-Mode platform.
  • Defining the architecture based on the Struts framework and the BEA product ELink.
  • Using the iPlanet Application Server in production.
  • Integrating a user management system using LDAP.
  • Using JSP, Servlets, Oracle, Struts, Ant, CVS, JUnit, LDAP.
Jun 2000 - Jun 2001
1 year 1 month
Frankfurt, Germany

Developer

Deutsche Lufthansa

  • Developing an application for calculating commissions for travel agencies.
  • Designing and developing a client application with Java Swing.
  • Designing and implementing the database connection with JDBC.
  • Developing the frontend as an applet with Java Swing.
  • Using Java Swing, JDBC.

Summary

with deep knowledge in web frontend development (React, TypeScript, JavaScript), very good skills in frontend development (React, Angular, Vue.js, Svelte, Ruby on Rails) and extensive experience in backend with Ruby on Rails, Node.js, Java

Skills

Professional Focus

  • About 24 Years Of Experience As An Architect, Developer, And Consultant
  • Frontend Architecture And Development With Javascript Frameworks Like React / Next.js, Angular 2-17, Vue.js, Svelte
  • Development And Architecture Of Custom Software In Ruby On Rails And Java Spring / Spring Boot
  • Several Years Of Experience In Agile Software Development
  • Several Years Of Experience Leading Teams And Projects

Core Competencies

  • Strong Skills In Frontend Development With Frameworks Like Angular 2-x, React, Vue.js, Svelte

  • 7 Years Of Software Development With Ruby On Rails

  • 19 Years Of Web Frontend Development With Javascript, Html5, Css

  • Close Collaboration With Ux Designers And Business Departments

Industries

  • Banking
  • Building Societies
  • It Service Providers
  • Real Estate
  • Aviation
  • Hr Consulting
  • Pharma
  • Photovoltaics
  • Invoice Management
  • Public Sector
  • Telecommunications
  • Tourism
  • Insurance

Technical Skills

Databases

  • Postgres
  • Oracle
  • Mysql
  • Sql Server
  • Mongodb
  • Db2

Operating Systems

  • Windows
  • Macos
  • Linux

Programming Languages

  • Ruby
  • Javascript
  • Typescript
  • Java
  • Python
  • Sql
  • Pl/sql

Standards, Frameworks, Products

  • React
  • Next.js
  • Vue.js
  • Angular 2-17
  • Playwright
  • Svelte
  • Jquery
  • Angularjs
  • Spring
  • Spring Boot
  • Hibernate
  • Express
  • Koa
  • Meteor
  • Ruby On Rails
  • Sinatra
  • Jsp
  • Lodash
  • Moment.js
  • Underscore
  • Redux
  • Graphql
  • Css3
  • Html5
  • Stylus
  • Less
  • Sass
  • Postcss
  • Bootstrap
  • Npm
  • Grunt
  • Gulp
  • Requirejs
  • Webpack
  • Maven
  • Tomcat
  • Docker
  • Kubernetes
  • Git

Version Control

  • Git
  • Subversion
  • Team City
  • Cvs
  • Clearcase
  • Sourcesafe

Tools

  • Jira
  • Confluence
  • Bitbucket
  • Sourcetree
  • Clearquest
  • Hp Quality Center
  • Team City
  • Jenkins

Test Frameworks

  • Jest
  • Mocha
  • Cypress
  • Jasmine
  • Rspec

Virtualization

  • Docker
  • Kubernetes

Methodologies

  • Scrum
  • Kanban
  • Waterfall

Languages

German
Native
English
Advanced
Turkish
Elementary

Education

FH Darmstadt

Diploma in Business Informatics · Business Informatics · Darmstadt, Germany

CSC Ploenzke AG

Apprenticeship as an IT Specialist in Application Development · IT Specialist in Application Development · Wiesbaden, Germany

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