Android Experts in Essen
matched in minutes with the power of AIWork with specialists who build robust mobile applications using Kotlin, Jetpack Compose, and native Android SDKs, matched directly to your project needs from our network of vetted, available talent.
Meet FRATCH Experts in Essen, who have recently used Android
Humayun S.
Last position:
Senior Test Manager - Lead at Star Finanz GmbH
- QA Lead for end-to-end quality assurance of the Sparkasse & Sparkasse Business banking apps (iOS/Android); design and implementation of the Test Strategy including functional testing, regression testing, and UAT for eID, Push Notifications, and white-label components
- Creation and maintenance of test concepts and test plans in TestRail; structured Defect Management and error analysis; stakeholder management and risk management for the early identification of critical quality risks
- Accessibility Testing according to WCAG 2.1 (iOS/Android); coordination of AI-supported test automation and optimization of test processes to shorten release cycles
- Release Management: planning, management, and coordination of all test activities; status reporting to management and stakeholders; quality assessment of releases and release recommendations in an Agile/Scrum environment
- Challenge: Highly complex build and release process across several Sparkasse institutions; close coordination with the DevOps team to stabilize the CI/CD pipeline and ensure reproducible test builds before every release.
Tools: Jira, Confluence, TestRail, Android Studio, Xcode, Firebase, Jenkins, GA4
- Success: Successful launch of the eID authentication process - quality assurance ensured for 50+ Sparkasse institutions
Laurin H.
Last position:
Software Architect (Freelance) at Care4Sure
- Delivered MVP-focused full-stack architecture for a health-sector client: Vite/React frontend, backend services on Google Cloud Run, and Supabase for database plus IAM/authentication.
- Supported product requirements engineering and prioritized cost-aware workload placement, implementing browser-side/edge computation where feasible before moving logic to backend services.
Saruna M.
Last position:
Master's Thesis at Heinrich Heine Universität
- Title: Enhancing Syntactic Awareness in Transformer Language Models for Hindi Dependency Parsing
- Investigated syntactic knowledge captured by transformer language models (RoBERTa, XLM-RoBERTa) for Hindi dependency parsing, a morphologically rich and low-resource language.
- Developed structure-aware model variants (Struct_Roberta_hi, Struct_XLMR) by integrating a CNN-based parser network between transformer layers, inspired by the StructFormer architecture.
- Conducted extensive error analysis including label-wise, distance-based, direction-based, sentence length-based, and LVC/Non-LVC evaluations.
- Evaluated models on downstream NLP tasks (NER, POS tagging) using the IndicXTREME benchmark.
Jens S.
Last position:
Network Technology at ISP, Internet Service Provider, BGP Peering
- Optimization of the transmission media of the data links in the Ruhr area
- Configuration/expansion of switches and routers for an autonomous system AS
- Improve the network protocols used Layer 2/3 (OSI model), RSTP, broadcast, etc.
- Laying cables, crimping, antennas, routers, switches
- Maintenance, expansion, selection and prioritization of troubleshooting measures for network monitoring (PRTG, The Dude)
- Organization and new connection of another BGP peering, data center, NGN fiber optic
- VPN IPSec site connections for 6 sites with PFSense, Fritzbox
- Configuration of WLAN devices (Mikrotik, UBNT
Label: TCP/IP, VLAN, BGP, OSPF, MPLS, VPLS, routing protocols, WLAN, EoIP, PPPoE, routing, SNMP, DHCP, DNS, NAT, native IP, VLAN, Ethernet, VoIP., switches and routers from: Nortel, Cisco, MikroTik, UBNT., network management systems: The Dude, PRTG, UISP
Henok A.
Last position:
Founder and Managing Director at Afworki GmbH IT-Consulting
The goal of Afworki GmbH IT-Consulting is to make small and medium-sized companies more competitive by overcoming challenges in digitalization, automation, and data management.
Tailored technology, strategy, and specialist consulting designed to meet the individual needs of each company.
Analyzing the company's current situation and developing the best possible solution together with the client.
Using both agile and classical IT project management methods to deliver projects on time and within budget.
Focusing on automating and orchestrating all data flows in a data warehouse to create a unified and standardized data foundation.
Considering the dependencies between IT and business to achieve sustainable positive effects.
Employing modern strategies and tools specifically tailored to the company's needs.
Supporting digitalization, the introduction of agile working methods, and the creation of up-to-date reports and analyses.
Objective: streamlining management and enabling well-founded, data-driven decision-making.
Ahmet C.
Last position:
Senior Android Developer at enbw
- Support in restructuring and designing the group's internal Android apps
- Defining essential modules and implementing accessible components
- Establishing agile approaches at an international level
- Technologies & Methods: Kotlin, Android, JUnit 5, Koin, Azure DevOps, Android Studio, Git, Jetpack Compose, Coil, Flow API, Ktor, Coroutines, TypeScript, Node.js
Gilbert H.
Last position:
Process Design: Solution Development and Release Management at E.ON Digital Services
- Led workstream for analysis and optimisation of the solution development and release process within the newly established organizational structure
- Analyzed and adopted existing processes after transition of technical responsibility to E.ON Digital Services
- Supported the agile development approach within engineering teams
- Established a unified workflow for business requirements and clear communication interfaces, documented using Atlassian Jira on both the business and engineering sides
- Created dashboards with Rich Filters for Jira Dashboards to provide an overview of feature releases and their connection to technical releases
- Designed new burnup charts and statistics per release to improve transparency of overall technical progress at the product level
Loic N.
Last position:
Development of an app for managing Power Platform components at Hays GmbH
- Requirements analysis
- Provisioning of SharePoint sites and permissions
- Provisioning of SharePoint libraries and lists as data storage
- Development of the UI with Power Apps
- Development of automations with Power Automate to transfer data from Power Apps using Dataverse connectors
- Creation, customization, and management of Power Platform security roles
- Creation and management of Power Platform pipelines
- Development of UX design with Power Apps
Dmitrii S.
Last position:
Senior Developer/Team Lead at Devexperts
Project Livebash (2021-12-01–2023-12-31)
Development and design of the core system
Code reviews
Developer management
CI/CD
Client communication
Leading epics
Speaking at conferences
Managing the production system
Interviewing project developers
Outcome: production system
Technologies and tools: Java 11, Java 17, Kotlin, Spring Boot, TeamCity, Gradle, AWS DynamoDB, JUnit, Mockito, Docker, Docker Compose, AWS SQS, AWS EC2, AWS S3, AWS MediaLive, Ethereum, Postman
Project Robinhood (2024-01-01–2024-05-31)
Customization and development of product features for specific clients
Interviews with project developers
Technologies and tools: Java 17, Java RX, Kotlin, Spring Boot, TeamCity, Gradle, JUnit, Mockito, Docker, Docker Compose, PostgreSQL
Projects Sway, Tickmill, Pepperstone, UCapital (2024-06-01–present)
Customization and development of product features for specific clients
Bug fixes
Porting tickets from the product
Feature development
Technologies and tools: Java 17, Java RX, Kotlin, Spring Boot, TeamCity, Gradle, JUnit, Mockito, Docker, Docker Compose, PostgreSQL
Kamal T.
Last position:
Design and development of a requirements verification tool based on the INVEST principle at Ranasoft Internet Technologies
- Design of requirement verification based on the INVEST principle
- Implementation of the prediction model with scikit-learn and BERT
- Implementation of the web client with ReactJS and FastAPI
- Adaptation of the T5 model to improve user story generation according to the INVEST framework
- Certification of NLP and scikit-learn
- Technologies: Python, NLP, Scikit-Learn, BERT, T5, ReactJS, FastAPI, Cursor Visual Paradigm, Visual Studio, Draw.io, NSIS, vite, Electron
Aida K.
Last position:
Sales Assistant at Bakery Schollin
- Customer service and point-of-sale (cash register) operations
- Inventory management and stock organization
- Strengthened German language skills through daily customer interaction
- Worked collaboratively in a fast-paced, team-oriented environment
Kamran A.
Last position:
Product Owner Application & Platform at Hoffmann Group
- Manage Sprint & Products Backlog
- Participate in Scrum ceremonies
- Define Definition of Ready and Done
- Define & drive Products vision, strategy & roadmap
- Collaborate & coordinate with cross functional teams
- Administration & Configuration of Atlassian Tools (Jira, Confluence, Jira Service Management, Trello, Bitbucket & Atlas)
- Administration of ServiceNow
- Training users with best practices
Marco K.
Last position:
Owner at Kuhlma IT Solutions
- Self-employed as owner of Kuhlma IT Solutions since July 2015• Consulting on and executing IT consulting projects in client management and email archiving• Supporting and implementing baramundi Management Suite solutions• Performing system updates, packaging applications, and training staff
Jan-Niklas F.
Last position:
Founder at Freundt Consulting GmbH
- Porsche AG (2018 – 12/2019): Design and development of native iOS apps in motorsport/Formula E (e.g. travel app and enterprise warehouse management with SAP integration) and e-mobility (Porsche Taycan; development of a native Microsoft Excel data export).
- StarFinanz / Sparkasse (05/2019 – 07/2021): Worked on the banking app (FinTS, HBCI, PSD2, Apple Pay); implemented Apple Pay; implemented a new TAN method; worked with the FinTS backend (PSD2); opened bank accounts via app (eID, VideoID, Authada); designed a new, modern banking experience.
- eBay Classifieds and Adevinta (07/2021 – 06/2023): Packaging & Pricing (premium features for business customers): e.g. markdown; company page; advertising options; multi-tenant design system based on SwiftUI and UIKit.
- Maschinensucher (07/2023 – 12/2023): Fullstack mobile (Android, iOS) and backend (PHP, Yii, Elastic Search) development; implemented search agent push notifications, InstantSearch, and modernized the design.
- Bankverlag (02/2024 - Present): Consulting and fullstack development of white-label apps (iOS / Android / Java Spring Boot) for private banks.
Daron B.
Last position:
Digital Director at Bowl of Beauty
Discover over 15,000 top freelancers
Statistics of experts using Android
Aggregated from the professional profiles of matched freelancers.
Experience
16 years (Germany: 18 years)
Position duration
1.8 years (Germany: 2.9 years)
Positions per freelancer
15 (Germany: 12)
Top business areas
Information Technology, Product Development, Project Management
Top industries
Information Technology, Automotive, Education
Certification focus areas
Information Technology, Product Development, Project Management
Bachelor's degree or higher
92% (Germany: 89%)
Master's degree or higher
38% (Germany: 48%)
Certifications per freelancer
5 (Germany: 2)
Most common languages
German, English, French
Speak two or more languages
93% (Germany: 96%)
Based on our profile pool as of 19 Sep 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this technology in Essen are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows how many freelancers charge within that range.
Discover detailed Android rate benchmarks:
Explore rate insightsAverage rates of experts in Essen using Android
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 19 Sep 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Android experts industry focus
See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.
- Information Technology (100%)
- Automotive (40%)
- Education (40%)
- Banking and Finance (40%)
- Healthcare (40%)
- Transportation (40%)
- Manufacturing (40%)
- Media and Entertainment (40%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
Native mobile engineering with the Android OS
The Android OS powers billions of handheld devices, point-of-sale terminals, and industrial hardware worldwide. Teams build high-performance mobile software using native toolchains to leverage hardware acceleration, direct sensor integrations, and platform-specific background execution policies.
The modern Android toolchain and architecture
Contemporary native development relies on clean architectures that separate data orchestration from reactive interface rendering.
- Modern UI creation using Jetpack Compose and Material Design systems
- Reactive state management with Kotlin Coroutines and Flow
- Local persistence via Room database and secure DataStore
- Dependency injection architectures powered by Dagger and Hilt
- Platform testing using Espresso, JUnit, and Robolectric
Industrial and commercial use cases in Essen
Organizations across the Ruhr area, particularly in Essen, use native mobile clients for connected operations. Key applications include industrial IoT dashboards, field maintenance tools for energy utilities, and logistics tracking systems that require offline synchronization and hardware peripherals like barcode scanners.
Technical requirements for external mobile specialists
Organizations bring in specialized talent to resolve complex architecture issues and modernize legacy codebases.
- Migrating imperative XML view layouts to declarative Jetpack Compose
- Resolving deep memory leaks, threading bottlenecks, and battery drain
- Refactoring Java codebases into idiomatic Kotlin structures
- Setting up automated CI/CD pipelines targeting the Google Play Store
Distinguishing strong native mobile specialists
Exceptional specialists demonstrate mastery over the entire platform lifecycle. They account for memory constraints, process death, configuration changes, and diverse hardware profiles across hundreds of vendor variants. Their code isolates business rules from Android system dependencies to ensure maintainability.
Local collaboration and regional integration
Specialists operating around Essen bridge remote engineering practices with local team structures. Whether participating in sprint reviews on-site at regional corporate headquarters or coordinating with cross-functional teams in English and German, regional accessibility accelerates project delivery.
Frequently asked questions
Key details about Android, drawn from the questions we get asked most.
A qualified Android specialist must show deep proficiency in Kotlin, Android Jetpack components, and declarative UI development with Jetpack Compose. They should demonstrate hands-on experience handling asynchronous data flows, managing offline caching, and integrating platform-level APIs like Bluetooth LE or background work managers.
Selecting native Android OS engineering provides unrestricted access to hardware capabilities, earlier compatibility with new platform updates, and superior rendering performance. For complex apps involving hardware accessories, background services, or high-throughput data processing, native tooling avoids the abstraction overhead inherent in cross-platform wrappers.
Proficient engineers rely on the Android Jetpack libraries, which backport modern behavior to older operating system levels. They design defensive architectures using conditional runtime checks and comprehensive device farm testing to guarantee uniform behavior across multiple screen sizes and hardware vendors.
An initial production release for a standard enterprise client typically takes several months of engineering. Working with a dedicated Android specialist accelerates this schedule through reusable architecture blueprints, established continuous delivery patterns, and targeted implementation of UI components.
Most Android development projects can be executed in a fully remote setup supported by cloud CI systems and remote device emulators. However, for regional enterprises in Essen integrating specialized physical devices, test rigs, or local backends, hybrid engagements with occasional on-site workshops prove highly effective.
While technical documentation and codebases in the Android ecosystem are almost exclusively written in English, client-facing communication in Essen often benefits from German fluency. Specialists who can communicate clearly in both languages collaborate seamlessly with local product owners and distributed teams.
Modern Android SDK projects utilize Model-View-Intent (MVI) or Model-View-ViewModel (MVVM) architectures aligned with the official Guide to App Architecture. These patterns enforce unidirectional data flow, clean separation of concerns, and deterministic state rendering across reactive screens.
Quality in an Android project is reflected in robust unit test coverage, automated UI test suites, clear dependency injection boundaries, and rigorous adherence to Kotlin code style guidelines. Strong professionals also maintain automated static analysis pipelines using tools like Detekt and Android Lint to catch issues early.
The average hourly rate of freelancers in Essen, Germany who have used Android in their recent projects is 88 €, which corresponds to a daily rate of about 704 € based on an 8-hour working day.
Of the freelancers in Essen, Germany who have used Android in their recent projects, 92% hold at least a Bachelor's degree and 38% hold at least a Master's degree.
On average, freelancers in Essen, Germany who have used Android in their recent projects have 16 years of professional experience, with a single engagement typically lasting around 1.8 years.
The most common languages among freelancers in Essen, Germany who have used Android in their recent projects are German (100%), English (93%), and French (33%).
The most common industries among freelancers in Essen, Germany who have used Android in their recent projects are Information Technology (100%), Automotive (40%), and Education (40%).
The most common business areas among freelancers in Essen, Germany who have used Android in their recent projects are Information Technology (93%), Product Development (80%), and Project Management (73%).
Main locations of FRATCH Experts, who have recently used Android
Our freelancers and interim experts are at home across the DACH region — available on-site in the major business hubs or fully remote. Choose a location to discover matched specialists, local market insights and up-to-date availability.
Berlin 
Hamburg 
Munich 
Cologne 
Frankfurt 
Stuttgart 
Dusseldorf 
Leipzig 
Dortmund 
Nuremberg Request a free demo
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FRATCH CEO
