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Rafał Warzycha
Lodz, Poland
Rafał is the Technology Evangelist and an experienced expert software architect and developer specialized in the design and implementation of large, cloud-based applications (frontend and backend) and IoT solutions
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190.7
CodersRank Rank
Top 4%
Based on:
21 eventsTop 5
ASP.NET
Developer
Poland
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ABB
4 years 11 months
Technology Evangelist, Principal Software Engineer
Jul 2018 - Jun 2020 (1 year 11 months)
Technology Evangelist – Principal Software Engineer
within the team responsible for bringing Industry IoT solutions to live.
Responsibilities:
• Incorporating the latest technological solutions and best practices in multiple projects in the organization.
• Getting requirements from clients and preparing detailed use-cases.
• Sharing knowledge, experience and good practices in the domains such as:
o Architecture
o Design
o Security
o Scaling and Performance
• Preparing white papers, code samples, demos, proof of concepts and design reviews.
• Actively supporting clients projects (performance, toolset, estimates and tailored training).
• Taking an active part in defining and changing tools, processes and development methods.
• Incorporating modern architecture concepts, solutions, and approaches.
• Proposing and leading various changes in architecture in multiple projects in the organization.
• Taking an active part in prototyping and product definition processes.
• Giving and receiving regular feedback.
• Leading internal and local community of developers
within the team responsible for bringing Industry IoT solutions to live.
Responsibilities:
• Incorporating the latest technological solutions and best practices in multiple projects in the organization.
• Getting requirements from clients and preparing detailed use-cases.
• Sharing knowledge, experience and good practices in the domains such as:
o Architecture
o Design
o Security
o Scaling and Performance
• Preparing white papers, code samples, demos, proof of concepts and design reviews.
• Actively supporting clients projects (performance, toolset, estimates and tailored training).
• Taking an active part in defining and changing tools, processes and development methods.
• Incorporating modern architecture concepts, solutions, and approaches.
• Proposing and leading various changes in architecture in multiple projects in the organization.
• Taking an active part in prototyping and product definition processes.
• Giving and receiving regular feedback.
• Leading internal and local community of developers
Senior Software Developer
Jun 2014 - Feb 2015 (8 months)
• frontend development - angular.js, jQuery, HTML5, CSS3, JS
• UI and data presentation - bootstrap, morris.js, SVG
• testing - jasmine, karma, protractor
• cutting edge tech webdevel tools - node.js, bower, grunt, yeoman
• strong and various backend knowledge - .NET (webforms, mvc) - achitect level; Ruby (rails) - basics
• UI and data presentation - bootstrap, morris.js, SVG
• testing - jasmine, karma, protractor
• cutting edge tech webdevel tools - node.js, bower, grunt, yeoman
• strong and various backend knowledge - .NET (webforms, mvc) - achitect level; Ruby (rails) - basics
Architect, Senior Software Developer / Designer
Jul 2012 - May 2014 (1 year 10 months)
• Analysis of existing and designing new solutions in the field of scaling and efficiency, users experience (UX).
• Support the development team for refactoring existing code to improve the quality and ease of management of existing application code.
• Complete performance analysis of web-based applications - identifying and removing bottlenecks.
• Prepare scaling solutions and in deep analysis aspects of performance (bottleneck) in the following areas: the analysis of the application code, database queries, file I / O, rendering HTML (DOM) on the browser and requests JS.
• Presentation of information in the field of architecture for managerial staff.
• Design and implementation of solutions: integration of internal and external (including integration with SAP).
• Prepare and conduct classes for students in cooperation with universities (AGH Krakow).
• Prepare and conduct internal training in the field of Quality Assurance (QA).
• Develop a global federation of Web applications for internal ABB. Updating the application to. NET Framework 4.0, the modification and extension of existing functionality.
Cooperation in a large, geographically dispersed multinational team of developers and designers and customers (USA, Russia, etc.).
• Experience of working abroad (2013, 6 weeks - US, Missouri)
• Support the development team for refactoring existing code to improve the quality and ease of management of existing application code.
• Complete performance analysis of web-based applications - identifying and removing bottlenecks.
• Prepare scaling solutions and in deep analysis aspects of performance (bottleneck) in the following areas: the analysis of the application code, database queries, file I / O, rendering HTML (DOM) on the browser and requests JS.
• Presentation of information in the field of architecture for managerial staff.
• Design and implementation of solutions: integration of internal and external (including integration with SAP).
• Prepare and conduct classes for students in cooperation with universities (AGH Krakow).
• Prepare and conduct internal training in the field of Quality Assurance (QA).
• Develop a global federation of Web applications for internal ABB. Updating the application to. NET Framework 4.0, the modification and extension of existing functionality.
Cooperation in a large, geographically dispersed multinational team of developers and designers and customers (USA, Russia, etc.).
• Experience of working abroad (2013, 6 weeks - US, Missouri)
Junior Software Developer/Designer
Nov 2009 - May 2010 (6 months)
Developing business related solutions on Sharepoint platform (MOSS/WSS).
Solutions for quality control (nonconformities cards, scraping procedure, etc.) in factories in Łódź and Aleksandrów Łódzki.
Solutions for quality control (nonconformities cards, scraping procedure, etc.) in factories in Łódź and Aleksandrów Łódzki.
Transition Technologies PSC Sp. z o.o.
Aug 2017 - Jun 2018 (10 months)
Expert Software Engineer - Tech Lead
Organisation responsibilities:
• appointed as a Tech Lead for various projects, PoC and demos,
• preparing and coordinating demo-s, PoC for new clients in wide technology stack,
• designing, preparing, and coordinating internal/external training paths for employees,
• conducting guided self-learning and mentoring for new employees,
• conducting candidate competencies verification during recruitment process,
• conducting internal and external knowledge sharing sessions (brownbag meetings),
Projects responsibilities:
• frontend development in Angular - Angular 4.x, Typescript,
• frontend development in React - React, Redux, saga, immutable.js
• Validate, extend, develop and test existing application.
• Knowledge sharing (internal training),
• Prototyping, proof of concepts,
• Async agile (stand-up, code review)
• Setup build process and automation
• appointed as a Tech Lead for various projects, PoC and demos,
• preparing and coordinating demo-s, PoC for new clients in wide technology stack,
• designing, preparing, and coordinating internal/external training paths for employees,
• conducting guided self-learning and mentoring for new employees,
• conducting candidate competencies verification during recruitment process,
• conducting internal and external knowledge sharing sessions (brownbag meetings),
Projects responsibilities:
• frontend development in Angular - Angular 4.x, Typescript,
• frontend development in React - React, Redux, saga, immutable.js
• Validate, extend, develop and test existing application.
• Knowledge sharing (internal training),
• Prototyping, proof of concepts,
• Async agile (stand-up, code review)
• Setup build process and automation
Fujitsu
Apr 2016 - Jul 2017 (1 year 3 months)
Senior Software Developer
Fullstack JavaScript developer (node.js/frontend/electron.js) working on project automation in the IT sector for a client in Germany. The project base on JavaScript and Typescript, Node.js platform (backend) framework angular.js (grunt.js, karma, jasmine) and electron.js engine:
• backend development in TypeScript - node.js, async multiagent architecture
• desktop development in JavaScript - electron.js daskboard system
• frontend development in JavaScript framework - angular.js ~1.x (grunt, karma, jasmine, bower, protractor)
• Validate, extend, develop and test existing application.
• Knowledge sharing (internal training),
• Prototyping, proof of concepts,
• Async agile (stand-up, code review)
• Setup build process and automation
• Experience of working abroad (2016, 2 weeks - Germany)
• backend development in TypeScript - node.js, async multiagent architecture
• desktop development in JavaScript - electron.js daskboard system
• frontend development in JavaScript framework - angular.js ~1.x (grunt, karma, jasmine, bower, protractor)
• Validate, extend, develop and test existing application.
• Knowledge sharing (internal training),
• Prototyping, proof of concepts,
• Async agile (stand-up, code review)
• Setup build process and automation
• Experience of working abroad (2016, 2 weeks - Germany)
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