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- Deutsche Vermögensberatung AGLead Developer & ArchitectBANKEN & VERSICHERUNGENFebruar 2024 - Heute (2 Jahre und 4 Monate)Frankfurt am Main, DeutschlandInterim Lead Developer & Architect on a freelance basis for a program to redesign an internal legacy application into a new microservice environment. I took over the first team just before go-live and am currently ramping up teams 2 and 3.
- Team 1: Accountable for technical quality and responsible for 7 developers (FE, BE, QA)
- Team 1: Reduced bugs in team 1 by 80% within 10 weeks
- Teams 2 and 3: Collaborating closely with line management, product managers and project managers for project- and program planning, staffing and requirements analysis
- Interviewing stakeholders (tech & business) for requirements analysis and designing the target architecture
- Optimizing team-internal and -overarching processes for the new service oriented landscape
Technologies: Kotlin, Spring Boot, Spring Batch, REST APIs, TypeScript, JavaScript, Angular, Docker, Kubernetes, Azure, MySQL, GitHub Actions - Sinch ABTech Lead & Senior Software EngineerSOFTWARE-HERSTELLERSeptember 2021 - Juli 2023 (1 Jahr und 11 Monate)Malmö, SwedenI set up a cross-functional team of 7 members from scratch (2 FE, 3 BE, 1 UX, 1 PM). The objective was todevelop and test a SaaS MVP incrementally with a strategic customerand roll it out to the entire customer base (150,000). This was achieved after one year.My tasks included:- Accountable for technical quality and responsible for the developers in the team- Participated in the early business discovery and User-testing for new features with the Product Manager, UX Designer and customer(s)- Led the technical solution design and requirements-analysis, -breakdown and -estimation- Set-up and continuously improved the teams’ coding guidelines, ways of working, processes- Coached each team member through one-to-ones, code reviews, retrospectives which led to a team culture of ownership and trust- Spearheaded initiatives as the first team in the company and consulted other teams about them (e.g. Scrum and business discovery process)- Conducted technical interviews for hiring new candidatesTechnologies: Java, Kotlin, Spring Boot, gRPC, graphQL, REST APIs, Docker, Kubernetes, Istio, AWS RDS (MySQL), Kafka, Grafana, Prometheus, DataDog, Gitlab CI, JSON schemas
- E.ON SESolution Architect and Tech LeadENERGIEMai 2019 - Juli 2021 (2 Jahre und 2 Monate)215 79 Malmo, SwedenTechnical lead for a project to re-design and migrate the API integration platform (middleware for multiple applications) from on-prem to cloud-Technical Lead for a team of 5 developers, driving the way of working, coding guidelines and unblocking developers in their daily work- Lead the technical solution design and requirements-analysis, -breakdown and -estimation- Drove the development of acanonical domain modelas foundation for newAPI designswhich increased the re-usability by eliminating redundant code (no. of APIs from 25 to 16)- Designed and developedcloud infrastructure (terraform)and API core features (Java), as follows:- Designed and implemented the authorization concept for customer-facing APIs, using attribute based access control andOAuthbest practices (Curity, Spring Security)- Implemented, amongst others, a way to provision self-signed root- and client certificates (mTLS) to Azure services (APIM) and APIs using Azure KeyVault and terraform- Designed acustom secure network architecturefor Azure API Management in collaboration with Microsoft experts in order to comply to the E.ON security standards (Firewalls, VNETs, subnets, NSGs)Technologies: Java Spring Boot, Maven, Azure (App-service, API Management, KeyVault), OAuth, Docker, Terraform, Gitlab CI, Splunk, Postman
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Ausbildung und Abschlüsse
- Bachelor of ScienceHochschule Weserbergland2017Bachelor of Science - BS, Business Informatics (Wirtschaftsinformatik) - Software Development