Visual Studio Code Experts in Frankfurt

Ornel Franck W.

Purchasing Manager, Logistics, IT Manager & Software Architect

Last position:

Sales Partner at ERGO PRO

Industry: Insurance, Trade, IT
Customers & Projects: Consulting and selling insurance and similar services
Main tasks: Insurance consulting (health insurance, retirement planning, wealth building); commercial services, inside and field sales; sales data analysis and forecasting; customer consulting and support; opening a new sales headquarters for private and business customers; business development & innovation management; business use case development; process optimization; stakeholder management; team leadership and training; preparation and delivery of trainings;
Technologies used: Microsoft Office 365, Microsoft Teams, Jira, Draw.IO, Camunda 8, Java (8, 17,21,25), Git, Spring Boot, Spring Batch, Spring Data REST, Spring Web, Spring Security, J-Unit, Playwright, Lombock, Vaadin, H2, PostgreSQL (16, 17 18), pgAdmin, Docker, LLMs, JasperSoft Studio, JasperReports

João Pedro J.

Art Director

Last position:

Art Director at LUPE UG

Design, animations, photo compositing, illustrations, UX design, UI design
Development of a responsive website and an online shop with Wordpress, PHP, JavaScript, CSS, HTML
Design and implementation of user interfaces, shopping functions and seal design
Integration of a location finder with map entries and search

Bardiya B.

Data Scientist & Machine Learning Engineer

Last position:

Data Scientist at Rewe Digital GmbH

Statistical Forecasting Algorithm

Improvement of an statistical probabilistic forecasting algorithm for sales + evaluation
Migration from R/On-premise to Python/Snowflake
Productionalization on Snowflake in cooperation with data engineers & DevOps

Monitoring Dashboard

Data engineering for preparation & provisioning of necessary data/resources on Snowflake
Development & deployment of a Streamlit dashboard in Snowflake

ML-based Probabilistic Forecasting on Vertex AI

Development of a ML-based probabilistic forecasting algorithm from scratch
Implementation of MLOps pipeline in Kubeflow on Google Cloud Vertex AI

Tech Stack: Python, Snowflake/Snowpark, R, Streamlit, Gitlab/Gitlab CICD, Terraform, Google Cloud, Vertex AI (aiplatform SDK, gcloud CLI, feature store, model registry, etc), kubeflow

Jan M.

Founder, Senior Solution Architect, Team Lead, Senior DevOps Engineer

Heusenstamm

Last position:

Founder, Senior Solution Architect, Team Lead, Senior DevOps Engineer at CreArt IT GmbH

Hands-on solution architect
Digital product development - SaaS
Strategic consulting on software architecture, cloud migration, and DevOps processes
Coaching SE developers and IT architects

Vincent R.

Freelancer

Last position:

Freelancer at VINROTLAB.IO

Consulting and creation of various web applications based on SharePoint and the React framework for different clients
Development and testing of accessible apps for SharePoint
Creation of various test cases for test automation
Development of various solutions based on Azure
Creation of various web services based on .NET
Development of various SharePoint Framework solutions
Development of various UI solutions based on SharePoint
Consulting and creation of various Power Apps applications and Power Automate for the steel industry and an IT consulting company
Support, consulting, and development with offshore teams for SharePoint 2013, 2016, and microservices for a logistics company
Consulting, concept design, and development of microservices and web applications based on Microsoft technology and the React framework for a logistics company
Consulting, concept design, and development of various SharePoint Framework solutions on SharePoint 2016 for logistics
Consulting for the migration from SharePoint 2010 to 2016 for an IT consulting company

Jana C.

Freelance Business Intelligence Consultant

Frankfurt

Last position:

Freelance Business Intelligence Consultant at Superprof Germany & Upwork

Design an interactive Tableau dashboard to analyze historical aviation accidents using data from the Federal Bureau of Aircraft Accident Investigation
Develop visualizations to provide actionable insights to improve aviation safety measures employing data modeling and transformation techniques
Develop a Power BI dashboard to monitor sales KPIs and product performance integrating data from multiple sources
Design a star schema data model and implement advanced DAX measures for high-performance and dynamic reporting
Design a comprehensive BI architecture solution focusing on ETL pipelines, data integration, and data governance
Recommend Power BI as the central tool and create a security-compliant implementation roadmap

Ulm P.

Freelance IT Specialist

Steinbach (Taunus)

Last position:

DataStage ETL Expert at ING Bank

Datastage 11.7, dbt, Oracle 19, Python 3.12 / PySpark 3.5, Azure GitHub, Azure DevOps, Automic
Development of migration jobs to transfer data from the collection DWH to the new Risk Mart, as well as development of ETL pipelines to migrate historical data from the old Mart to the new Risk Mart.
Storage of the silver layer on Hadoop and the gold layer in Oracle.
Translation of DataStage jobs into dbt to publish reporting data in Google Cloud to a PostgreSQL database.
Creation and optimization of complex SQL queries for data extraction from a data vault, taking into account historical data in the point-in-time tables.
Creation of Oracle table definitions (DDL) and adjustment of existing stored procedures.
Versioning changes in GitHub and deployment via the CI/CD portal.
Refactoring long-running DataStage jobs into Python using PySpark to reduce server load.
Migration of SAS scripts to PL/SQL, including new development of distribution functions that have no direct equivalent in Oracle.
Development of Automic jobs to run DataStage pipelines and Python scripts (PySpark jobs) that control the population of the SME and institutional risk tables in the Risk Mart and perform business calculations.
Participation in the agile process, including creating user stories, estimations, and planning in Azure DevOps.
Handling Azure DevOps tickets and close collaboration with testers and business teams for error analysis and resolution.

Sebastian N.

Test Manager: MW/OS Interlocking System (Railway Interlocking Systems)

Hanau

Last position:

Test Manager: MW/OS Interlocking System (Railway Interlocking Systems) at Pintsch GmbH & Co. KG

Project for Deutsche Bahn
Analysis of the current project documents and enhancement of the test concept
Preparation of checklists for requirements analysis regarding testability and test case review
Preparation of onboarding documents for new team members
Participation in presentations and involvement in decisions regarding the hiring of new team members
Leading the test team with members in Romania, Spain and Germany
Allocation and supervision of test tasks for my team members
Definition of the documentation tool to be introduced in consultation with the project manager
Preparation of a concept for introducing automated tests, including the definition of the test tool
Hands-on test case creation, execution and reporting
Participation in management meetings at various levels and taking on tasks for the test team
Preparation of detailed documentation
Tools used: TestConductor, Testona (CTE), VectorCast, Parallel, Ubuntu, Visual Studio Code, Google Cloud, IBM ELM landscape, CENELEC, etc

Werner K.

Test Coordinator, Designer and Engineer

Bad Homburg

Last position:

Test Coordinator, Designer and Engineer at IBM

Testing the SekIDP and related components
Test design, execution and automation, microservices, GitHub Enterprise, Eclipse, Katalon Test Platform, API Testing, Confluence 8, JIRA/Xray, Draw.io, Swagger/OpenAPI, Postman, Docker, Kubernetes, Podman, PuTTY, E-Health, Telematik, Gematik standards, EPA, E-Rezept, sektoraler IDP, encryption, XaDES, PaDES, DICOM, HL7, FHIR, IHE, ICD, SSO, SAML/Shibboleth, OAuth, smartcards, JWT, two factor authentication Android and iOS, Wireshark, BrowserStack, Cypress, gRPC, REST, SOAP, WS-Security, Linux Shell, PowerShell, SSH/SSL, Java, Kotlin, Cordova, Gradle, Groovy, Python, TypeScript

Marie-Josée M.

Java Engineer / Developer

Eschborn

Last position:

Java Engineer / Developer at Davaso GmbH

Involved in the full development lifecycle, including design, coding, testing, and deployment of Java-based applications.
Built and maintained high-performance RESTful APIs and microservices, ensuring scalability and reliable data exchange.
Practiced code reviews, used version control systems (e.g., Git), and collaborated closely with cross-functional teams to deliver robust software solutions.
Implemented, managed, and optimized complex business logic and decision-making processes using the Drools Rules Engine, leveraging DRL (Drools Rule Language) for dynamic configuration.
Developed software solutions for a major service provider in the healthcare insurance sector, specifically focusing on claims processing and reconciliation logic to ensure cost-effective reimbursement for health funds.

Alexey L.

Frontend Styler

Last position:

Frontend Styler at Finanz Informatik

Implementation of business transaction layouts for the online banking UI in compliance with BITV (accessibility)
Technologies: JavaScript, jQuery, LESS

Leonid R.

Business Analyst | Requirements Engineer (certified) | Requirements Manager

Last position:

IT Business Analyst / Requirements Engineer at S-Payment GmbH / Sparkasse (DSV-Gruppe)

Business analysis of payments for the introduction of Wero EPI in Germany.
Analysis and optimization of merchant processes in the context of acquiring and issuing.
Analysis of interfaces for instant payments.
Analysis of SCT-Inst processes, settlement mechanisms and reporting processes.
Identification and clarification of gaps in merchant processes.
Analysis and documentation of clearing and settlement processes.
OSPlus process analysis and documentation.
Coordination and alignment with scheme management as well as various payment service providers and financial institutions on merchant processes.
Preparation and follow-up as well as active participation in EPI meetings on technical coordination and regulatory topics in payments, including content familiarization and prioritization.
Preparation and documentation of project and steering committees in the EPI environment.
Creation of status reports for the subproject.
Maintenance and structuring of Confluence pages for project documentation.
Coordination and alignment with the issuing teams on individual customer processes as well as aligning with bank processes and acquirer processes in the Wero environment.
Communication with payment service providers regarding merchant and bank processes in the Wero environment.
Organizational support for project management in special tasks in the EPI and Wero environment.
Digital filing and documentation in Confluence and Microsoft Teams.
Planning, implementation and tracking of work packages and steps.
Quality assurance and project control.
Consulting on IT strategy, IT architecture and interface management in the EPI and Wero environment.
Technical environment: Jira, Confluence, XML, JSON, MS Office (Word, Excel, Teams, PowerPoint), SharePoint, Draw.io, Innovator, 3rd-level support, ITIL, creation and updating of software documentation, interface management, OSPlus, Scrum, KYC, payment, European Payments Initiative (EPI), Wero, Microsoft Loop, Instant Payments, SCT-Inst.

Tan P.

DevOps & Fullstack Engineer

Hanau

Last position:

DevOps Engineer in the DevOps Team at Rise-World

Implementation of specified DevOps solutions to automate infrastructure (Terraform, Bicep, CloudFormation, Ansible) on-premises datacenter (Ovirt, Proxmox, Ceph Cluster, MinIO) and private cloud.
Administration, configuration and implementation of CI/CD DevOps pipelines (GitLab, GitFlow) to support development process (Artifactory, Prometheus, Istio, service mesh, Helm Chart, OpenShift (Red Hat Enterprise) / Kubernetes cluster), Red Hat Satellite.
Administration, setup, monitoring and patching of Linux infrastructure based on Red Hat Enterprise for Dev, Test and QA.
Use of Scrum and Kanban methods.
Administration, configuration and implementation of security standards for deploying on Dev, Test, QA and Prod stages of the new ePA applications.
Development of new plugins and add-ons needed on current infrastructure.
Database support.
Data analytics support (Python, Spark, Pandas, Power BI, Splunk Enterprise).
Implementation of best practices for DevSecOps and BizDevOps using GitOps (ArgoCD), Streamlit framework, Semaphore Ansible UI.
Configuration and testing of iperf, uperf, sysbench using benchmark-operator for external source data and IoT/MDM devices, creating reports via ELK / OpenSearch.
Building a new Databricks platform to collect and analyze big data from different sources and IoT devices into Hadoop framework (Python, Pandas, PySpark, Power BI, Apache Airflow).
Building backend data aggregation and processing to automate configuration deployment between different OpenShift clusters and big data framework (Python, Pandas, PySpark, Apache Spark, PostgreSQL, Django 2, Ansible Automation, Jira JSM).
Building a new ML pipeline platform using Kubeflow, TensorFlow, KServe.
Data extraction, transformation and loading from different data sources including structured and unstructured data to analytic DWH / big data cluster using Python, Pandas, Polars, Power BI, Django backend and PostgreSQL.
Setup of new DevOps Test and QA HashiCorp Vault cluster for PKI and IAM.
Configuration and testing of automated patching based on CVSS score, SIEM-integrated CVEs.
Use of Nexpose and InsightVM to scan vulnerability events in network, host, container and application.
Design and implementation of secure and scalable AWS architectures including VPC, EC2, S3, RDS and Route53 and similar setups on Azure and GCP.
Automated system provisioning and deployment using CloudFormation templates.
Configuration of IAM roles, policies and permissions to ensure secure access control.
Patch management, backup automation and disaster recovery setup on AWS infrastructure.
Monitoring and optimization of system performance using AWS CloudWatch and AWS Trusted Advisor.
Support of VMware services (vSphere, Aria, Horizon) and the virtual desktop environment.
Development and maintenance of CI/CD pipelines using Jenkins, GitLab CI/CD and AWS CodePipeline with interface to Nutanix.
Configuration of AWS CloudWatch to monitor application performance and system events.
Planning and execution of migration of on-premises applications to AWS cloud platforms.
Deployment of containerized applications using Docker and Kubernetes in AWS environments.
Deployment of internal software packages between availability zones using AWS CodeDeploy.
Building and deploying ML models using Scikit-learn, XGBoost and Spark MLlib including hyperparameter tuning, model evaluation and production deployment.

Erhan Y.

Systems Management Consultant

Frankfurt

Last position:

Commerzbank

Newly developed an ASP.NET web application for mortgage financing
Maintained and enhanced it both functionally and technically (expanded to other loan types, connected to various services, developed custom web services)
Analyzed business requirements in close cooperation with business units
Created IT concepts and technical documentation
Developed backend and frontend
Designed and implemented automated build, deployment, and testing processes
Created scripts to automatically generate data access layers (C# classes and SQL scripts) and integrated them into build and deployment processes
Languages: C#, PowerShell, JavaScript
Technologies: ASP.NET, Windows Forms, XML Web Services, Windows Services, MS SQL Server, Entity Framework, unit testing, automated build, deployment, and testing processes
Tools: Visual Studio 2005–2015, Team Foundation Server, DevExpress, Rational ClearCase, Rational ClearQuest, CruiseControl.net

Adil S.