José Jeria - Freelance iOS Developer

Q: Where is José based?

José is based in Lich, Germany .

Q: What languages does José speak?

José speaks the following languages: Spanish (Native), Swedish (Native), German (Advanced), English (Advanced) .

Q: How many years of experience does José have?

José has at least 29 years of experience. During this time, José has worked in at least 5 different roles and for 8 different companies . The average length of individual experience is 4 years and 8 months . Note that José may not have shared all experience and actually has more experience.

Q: What is José's latest experience?

José's most recent position is Freelance iOS Developer at Freelancer .

Q: What companies has José worked for in recent years?

In recent years, José has worked for Freelancer .

Q: Which industries is José most experienced in?

José is most experienced in industries like Information Technology , Banking and Finance , and Automotive . José also has some experience in Professional Services , Advertising , and Media and Entertainment .

Q: Which business areas is José most experienced in?

José is most experienced in business areas like Information Technology , Product Development , and Marketing .

Q: Which industries has José worked in recently?

José has recently worked in industries like Automotive , Banking and Finance , and Information Technology .

Q: Which business areas has José worked in recently?

José has recently worked in business areas like Information Technology and Product Development .

Recommended expert

Lich, Germany

Experience

Jan 2015 - Present

11 years 3 months

Munich, Germany

Freelance iOS Developer

Freelancer

PAYBACK GmbH: PAYBACK app - a loyalty bonus program and customer card that allows users to collect points.
Enhanced the application's architecture by restructuring and modularizing it.
Refactored and improved complex features using SwiftUI and The Composable Architecture.
Maintaining, bug fixing, optimizing, troubleshooting, and continuously improving the app.
Facilitating and planning the onboarding of new developers and providing mentorship.
Assistance in the hiring process, including evaluation, interviews, and strategic planning.
Porsche Digital GmbH: Development of the Porsche Road Trip app that allows users to comfortably plan and navigate through spontaneous drives and individual road trips along curated premium routes.
KI Labs: Development of a MVP for a large automotive company.
Snapp Mobile Germany GmbH: Equitel Banking - Consumer digital banking app for Equity bank, one of the largest banks in Sub-Saharan Africa.
comdirect Mobox - Banking app to manage current, savings and credit card accounts for teenagers. Addressed technicalities of implementing playful UI with customizable options and various offline features.
Deutsche Bahn AG - Development of a prototype for the next generation of companion app for train travellers.
optile GmbH: KPI Dashboard - KPI tracking of online payments for merchants that use optile's online payment solutions.
Every Interaction: Watchy - Composer of Apple Watch screenshots, which allows users to export the composed image and share it.

Jan 2013 - Dec 2015

3 years

Munich, Germany

Senior Developer

optile GmbH

Architecture and implementation of a RESTful web service using Spring REST and MongoDB.
JavaScript development of a dynamic payment page for merchants.
Development of a native (Objective-C) iOS app that displays realtime KPI tracking for optile GmbH merchants.

Jan 2005 - Dec 2013

9 years

Munich, Germany

Senior Consultant

b.telligent GmbH

Technical lead for a small team, successfully developing and delivering high quality web applications greatly improving client processes.
Delivered several complex applications at o2 Germany for a user base of over 1000 users with a team of 3 developers using Spring, Oracle and JSF with a self-developed GUI toolkit.
Design and implementation of software solutions using user centered design methodologies including user interviews and development of wireframes.
Development of a workflow-driven recruiting management system capable of handling over 100000 applicants per year using Spring, Ext-GWT, Hibernate and MySQL.
Development and delivery of Spring Framework training within the company.
Actively participated in recruiting new team members.

Jan 2005 - Dec 2005

1 year

Munich, Germany

Site Developer

Sapient

Development of front-end templates for an intranet at Deutsche Telekom.
Creation of business designs with related use cases.
Development of various front-end solutions such as search functions and widgets (calendars, autocomplete).
Collaborative work with a development team located in India.

Jan 2004 - Dec 2005

2 years

Munich, Germany

Interface Developer

Ciao GmbH

Recoded, optimized and maintained the site's front-end interface using web standards-compliant technologies such as XHTML, CSS and JavaScript.
Implemented search engine optimization techniques.
Applied work to [link] [link] [link] [link] and [link]

Jan 2001 - Dec 2003

3 years

Munich, Germany

Interface Developer

Razorfish Germany

Developed entire front-end solutions (JavaScript/DOM widgets, templates) for clients such as Audi, Deutsche Börse, Bayern LB, Postbank, SI Centrum and HVB Group.
Delivered a 7 month project at Deutsche Börse in Frankfurt developing its complete new front-end interface as well as client-side widgets using JavaScript/DOM.
Improved browser compatibility for Netscape 4 and Mozilla browsers for Audi’s main web portal.
Integrated HTML templates for WebEdition, a PHP-based content management system, for SI Centrum.
Served as technical advisor for usability and other issues in the preparation of customer proposals and development of front-end interfaces.

Jan 2000 - Dec 2001

2 years

Stockholm, Sweden

Interface Developer

Razorfish Sweden

Developed client-side solutions and back-end functionality using JSP for clients including hemel.se (now Fortum), endesa.com and SJ Ung.
Template development and JSP integration for the Birka HemEl web portal.
Cross-browser DHTML game development for a campaign on Swedish artist Ernst Billgren’s website.
Developed client-side functionality in Madrid for Endesa, an electric utility company in Spain.

Jan 1997 - Dec 2000

4 years

Stockholm, Sweden

Interface Developer

Entrappa AB

Developed cross-browser HTML and JavaScript solutions for the initial jobbdirekt.se web portal.
Worked on projects for clients including Interflora, Sony Music and megastore.se.

Industry Experience

See where this freelancer has spent most of their professional time.

Experienced in Information Technology, Banking and Finance, Automotive, Professional Services, Advertising, and Media and Entertainment.

Information Technology

Banking and Finance

Automotive

Professional Services

Advertising

Media and Entertainment

Business Area Experience

See which departments and functions this freelancer has contributed to most.

Experienced in Information Technology, Product Development, and Marketing.

Information Technology

Product Development

Marketing

Summary

With over 20 years of expertise, I offer extensive experience in software development, specializing in the architecture and development of complex applications. I have a track record of effectively leading teams to success. Proficient in the entire software life cycle, from requirements analysis to ongoing support.

Currently freelancing with a primary focus on iOS development.

Skills

Programming Languages And Frameworks: Swift, Objective-c, Swiftui, Uikit, Swift Concurrency, Combine, The Composable Architecture, Mvvm, Firebase, Rxswift, Rxcocoa, Swift Package Manager, Cocoapods, Carthage, Mapbox, Java, Javascript, Typescript, Gwt, Ext-gwt, Spring, Spring Mvc, Spring Rest, Spring Hateoas, Junit, Testng, Maven, Jpa, Jsp, Jsf, Html, Xml, Xslt, Dom, Json, Css
Software Design And Development: Functional Programming, Oop, Design Patterns, Component-based Architecture, Agile, Scrum, User-centered Design, Continuous Integration
Databases And Query Languages: Core Data, Realm, Mysql, Oracle, Postgresql, Pl/sql, Mongodb
Development Tools And Software: Xcode, Testflight, Fabric, Zeplin, Jenkins, Git, Jira, Confluence, Trello, Eclipse, Subversion
Operating Systems: Macos, Linux, Windows

Languages

Spanish

Native

Swedish

Native

German

Advanced

English

Advanced

Education

Oct 1990 - Jun 1993

Rudbecksskolan

High school · Sweden

Certifications & licenses

Object-Oriented Analysis and Design Using UML (OO-226)

SpringSource Certified Spring Professional

Sun Certified Java Programmer (CX-310-055)

Statistics

Experience

Total positions 8

Experience in Information Technology 25 y

Avg length 4 y 4 m

Longest experience 11 y 2 m

Global Experience

Countries worked in 2 (Germany, Sweden)

Primary country Germany

Expertise

Recent roles Freelance iOS Developer, Senior Developer, Senior Consultant

Main industries Information Technology, Banking and Finance, Automotive

Main business areas Information Technology, Product Development, Marketing

Qualifications

Certifications earned 3

Profile

Created

July 2024

Last Update

January 2026

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Frequently asked questions

Do you have questions? Here you can find further information.

Where is José based?

José is based in Lich, Germany.

What languages does José speak?

José speaks the following languages: Spanish (Native), Swedish (Native), German (Advanced), English (Advanced).

How many years of experience does José have?

José has at least 29 years of experience. During this time, José has worked in at least 5 different roles and for 8 different companies. The average length of individual experience is 4 years and 8 months. Note that José may not have shared all experience and actually has more experience.

What roles would José be best suited for?

Based on recent experience, José would be well-suited for roles such as: Freelance iOS Developer, Senior Developer, Senior Consultant.

What is José's latest experience?

José's most recent position is Freelance iOS Developer at Freelancer.

What companies has José worked for in recent years?

In recent years, José has worked for Freelancer.

Which industries is José most experienced in?

José is most experienced in industries like Information Technology, Banking and Finance, and Automotive. José also has some experience in Professional Services, Advertising, and Media and Entertainment.

Which business areas is José most experienced in?

José is most experienced in business areas like Information Technology, Product Development, and Marketing.

Which industries has José worked in recently?

José has recently worked in industries like Automotive, Banking and Finance, and Information Technology.

Which business areas has José worked in recently?

José has recently worked in business areas like Information Technology and Product Development.

What is José's education?

José attended Rudbecksskolan.

Does José have any certificates?

José has 3 certificates. These include: Object-Oriented Analysis and Design Using UML (OO-226), SpringSource Certified Spring Professional, and Sun Certified Java Programmer (CX-310-055).

What is the availability of José?

José is immediately available for suitable projects.

What is the rate of José?

José's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.