Building and scaling an industry-specific, multi-sided platform business
CTO and Co-founderGraphQLNode.jsPostgreSQL...
CTO and Co-founder
Co-founded Berlin-based headless, API-first, backend-as-a-service (BaaS) platform designed for developers to build and scale industry-specific, multi-sided platform business
Led technical strategy, event-driven architecture, system design, software, and runtime architecture hands-on
Built and managed a high-performing tech team, contributing hands-on to backend services, frontends, infrastructure automation (infrastructure-as-code), and CI/CD pipelines.
Active in technical pre-sales, solution engineering, customer implementation projects, supporting and training partners and customers? developers
Actively participated in business development, securing investors, speaking and representing the company at industry conferences
Authored a blog about work, studies, and life in Germany, catering to an audience with origins in former Yugoslavia, attracting over 30,000 monthly readers
Organized professional meetups in Berlin, Munich, and Hamburg for IT professionals and entrepreneurs from former Yugoslavia and informal meetups for blog readers, fostering community engagement and networking
Hosted guest authors, sharing diverse experiences and perspectives on life in Germany, enriching the blog?s content and audience reach
Acted as a contact person for Serbian media, providing insights on Germany for interviews with various business magazines and mass-media outlets, including BBC Serbia and Blic
Member of the eCommerce team tasked with decomposing a monolithic eCom application into microservices and extending the eCom system to enable SAP?s platform business
Implemented multiple microsevices deployed on a Kubernetes cluster managed by Kyma
Provided technical leadership to an outsourced team and coordinated integrations, ensuring smooth collaboration across multiple teams, functions, and cultures
Mentored junior developers
Designed private REST APIs, wrote Lambdas, tests, and contributed to frontend development and testing
Co-founded a B2C subscription-based classifieds platform that connects compatriots and highlights their services and events. Built the tech, product, and business teams, then focused on leading the tech and product development.
Led the hands-on design of the entire system, including software and runtime architecture. Architected and implemented multiple front-end and back-end services
Mentored junior developers and led the entire development lifecycle and product delivery
Learned valuable lessons from hiring mistakes, a non-lean approach & over-engineering
JavaSpring BootMongoDBJUnit & MockitoCucumberREST APIsDockerAWS (Fargate; S3; CloudFront; CodePipeline)ReactMaterial-UIStripe API
on request
1 year 3 months
2018-01 - 2019-03
Building virtual banks within companies
Consultant for SAP FinanceSAP In-House Cash (internal virtual bank)Payments and Electronic
Bank StatementsSAP Bank Communication Management...
Consultant for SAP Finance
Member of the SAP finance consulting team, specialized in setting up virtual banks within corporations (in-house cash management), cash pooling, liquidity management, payment processing, and bank integrations.
Implemented SAP In-House Cash solutions, acting as a virtual internal bank to streamline internal cash management and optimize payment processing
Implemented PoC with SAP Cash Application (ML-based invoice matching automation)
Connected treasury management systems to banks, enhancing the efficiency of payment and electronic bank statement processing
Conducted workshops and training sessions on SAP In-House Cash, Bank Communication Management, and SAP Cash Application, leveraging machine learning for finance
SAP In-House Cash (internal virtual bank)Payments and Electronic
Bank StatementsSAP Bank Communication ManagementSAP Cash Application (Machine
Learning in Finance)
SAP Berlin
11 months
2016-12 - 2017-10
Recommendation system for the SAP community platform
Member of the SAP AI lab, developing proof-of-concepts for a recommender system for the SAP-Community platform using knowledge graphs and various machine learning models
Conducted compression of different models, including graph-based, content-based, and collaborative filtering approaches, designing and developing a hybrid recommender system
One of the PoCs demonstrated the practical application and transitioned into production
Authored and defended a master thesis titled ?A Hybrid Recommender System for Documents based on Enterprise Knowledge Graphs,? based on this work
Collaborated with the SAP Solution Manager team to develop an MVP version of their existing SAP ECC product, tailored for the S/4 HANA ERP system, utilizing OData REST APIs for seamless integration
Successfully built the MVP for the ?Test Management Dashboard for S/4 HANA?s automated testing,? which was later expanded into the fully-fledged ?Test Suite Dashboard? product
Worked in the SAP fintech lab team, developing PoC integrations in eCom & mCom space
Built integrations to different payment methods (e.g. stored-value accounts, SMS & wallet payments) on wearables (Pebble Watch, Google Glass) and SAP Hybris-based online shops
Contributed to four patent applications, with one patent successfully approved
Authored a bachelor?s thesis titled ?Integration of an Omni-Channel Commerce Platform with a Mobile Payment Solution? based on this work
SAP HybrisJavaAndroidJSREST & SOAP APIsAntPostgreSQLPhoneGap
SAP Walldorf
8 months
2014-02 - 2014-09
Software solutions for different departments
Software Engineer and Team LeadC#.NETIIS Webserver...
Software Engineer and Team Lead
Developed custom software solutions for various Audi departments, focusing on desktop Windows applications and web applications
Advocated for and successfully introduced web application development, Kanban and SCRUM to enhance development processes
Initially hired as a software engineer and quickly promoted to tech lead, overseeing three projects and managing a team of up to five developers
Led the team in the design and implementation of both web and desktop applications
C#.NETIIS WebserverSQL ServerJavaScriptHTML5CSSHighchartsTeam Foundation ServerEntity FrameworkDevExpressWinFormsWeb AppsDesktop
Apps
Wisio Ingolstadt
10 months
2013-11 - 2014-08
Bachelor?s thesis
Frontend DeveloperVanilla JavaScriptHTMLCSS
Frontend Developer
Worked with the Institute for Automation and Applied Informatics
Implemented user-friendly UI effectively presenting complex data and enhancing UX for visualizing the results of the project ?Extraction and Visualization of Semantic Concepts from Document-Sets using Taxonomy?
Vanilla JavaScriptHTMLCSS
KIT Karlsruhe
1 year 11 months
2011-09 - 2013-07
Leading mathematics practice courses
Software Architecture & Engineering Mentor and mathematics tutorJava EEJBoss (WildFly)Android...
Software Architecture & Engineering Mentor and mathematics tutor
Led mathematics exercise classes for 20+ students per session, covering topics such as logic, algebra, limits, exponential functions, differential calculus, and numerical methods. Prepared sample exercises and reported student progress to the professor.
Tutored Programming I in C# teaching foundational programming concepts (e.g. data types, variables, control structures, data structures, functions, error handling, IO operations)
Guided 15 groups of 5 students on their curriculum project to develop Java EE web shop with REST APIs and Android frontend
Provided advice on database design, software architecture, and design patterns, assisting students in overcoming technical and programming challenges
Awards & scholarships (more informations on request)
Einsatzorte
Einsatzorte
Berlin (+150km)
Deutschland, Schweiz
möglich
Projekte
Projekte
3 years 9 months
2021-04 - now
Building and scaling an industry-specific, multi-sided platform business
CTO and Co-founderGraphQLNode.jsPostgreSQL...
CTO and Co-founder
Co-founded Berlin-based headless, API-first, backend-as-a-service (BaaS) platform designed for developers to build and scale industry-specific, multi-sided platform business
Led technical strategy, event-driven architecture, system design, software, and runtime architecture hands-on
Built and managed a high-performing tech team, contributing hands-on to backend services, frontends, infrastructure automation (infrastructure-as-code), and CI/CD pipelines.
Active in technical pre-sales, solution engineering, customer implementation projects, supporting and training partners and customers? developers
Actively participated in business development, securing investors, speaking and representing the company at industry conferences
Authored a blog about work, studies, and life in Germany, catering to an audience with origins in former Yugoslavia, attracting over 30,000 monthly readers
Organized professional meetups in Berlin, Munich, and Hamburg for IT professionals and entrepreneurs from former Yugoslavia and informal meetups for blog readers, fostering community engagement and networking
Hosted guest authors, sharing diverse experiences and perspectives on life in Germany, enriching the blog?s content and audience reach
Acted as a contact person for Serbian media, providing insights on Germany for interviews with various business magazines and mass-media outlets, including BBC Serbia and Blic
Member of the eCommerce team tasked with decomposing a monolithic eCom application into microservices and extending the eCom system to enable SAP?s platform business
Implemented multiple microsevices deployed on a Kubernetes cluster managed by Kyma
Provided technical leadership to an outsourced team and coordinated integrations, ensuring smooth collaboration across multiple teams, functions, and cultures
Mentored junior developers
Designed private REST APIs, wrote Lambdas, tests, and contributed to frontend development and testing
Co-founded a B2C subscription-based classifieds platform that connects compatriots and highlights their services and events. Built the tech, product, and business teams, then focused on leading the tech and product development.
Led the hands-on design of the entire system, including software and runtime architecture. Architected and implemented multiple front-end and back-end services
Mentored junior developers and led the entire development lifecycle and product delivery
Learned valuable lessons from hiring mistakes, a non-lean approach & over-engineering
JavaSpring BootMongoDBJUnit & MockitoCucumberREST APIsDockerAWS (Fargate; S3; CloudFront; CodePipeline)ReactMaterial-UIStripe API
on request
1 year 3 months
2018-01 - 2019-03
Building virtual banks within companies
Consultant for SAP FinanceSAP In-House Cash (internal virtual bank)Payments and Electronic
Bank StatementsSAP Bank Communication Management...
Consultant for SAP Finance
Member of the SAP finance consulting team, specialized in setting up virtual banks within corporations (in-house cash management), cash pooling, liquidity management, payment processing, and bank integrations.
Implemented SAP In-House Cash solutions, acting as a virtual internal bank to streamline internal cash management and optimize payment processing
Implemented PoC with SAP Cash Application (ML-based invoice matching automation)
Connected treasury management systems to banks, enhancing the efficiency of payment and electronic bank statement processing
Conducted workshops and training sessions on SAP In-House Cash, Bank Communication Management, and SAP Cash Application, leveraging machine learning for finance
SAP In-House Cash (internal virtual bank)Payments and Electronic
Bank StatementsSAP Bank Communication ManagementSAP Cash Application (Machine
Learning in Finance)
SAP Berlin
11 months
2016-12 - 2017-10
Recommendation system for the SAP community platform
Member of the SAP AI lab, developing proof-of-concepts for a recommender system for the SAP-Community platform using knowledge graphs and various machine learning models
Conducted compression of different models, including graph-based, content-based, and collaborative filtering approaches, designing and developing a hybrid recommender system
One of the PoCs demonstrated the practical application and transitioned into production
Authored and defended a master thesis titled ?A Hybrid Recommender System for Documents based on Enterprise Knowledge Graphs,? based on this work
Collaborated with the SAP Solution Manager team to develop an MVP version of their existing SAP ECC product, tailored for the S/4 HANA ERP system, utilizing OData REST APIs for seamless integration
Successfully built the MVP for the ?Test Management Dashboard for S/4 HANA?s automated testing,? which was later expanded into the fully-fledged ?Test Suite Dashboard? product
Worked in the SAP fintech lab team, developing PoC integrations in eCom & mCom space
Built integrations to different payment methods (e.g. stored-value accounts, SMS & wallet payments) on wearables (Pebble Watch, Google Glass) and SAP Hybris-based online shops
Contributed to four patent applications, with one patent successfully approved
Authored a bachelor?s thesis titled ?Integration of an Omni-Channel Commerce Platform with a Mobile Payment Solution? based on this work
SAP HybrisJavaAndroidJSREST & SOAP APIsAntPostgreSQLPhoneGap
SAP Walldorf
8 months
2014-02 - 2014-09
Software solutions for different departments
Software Engineer and Team LeadC#.NETIIS Webserver...
Software Engineer and Team Lead
Developed custom software solutions for various Audi departments, focusing on desktop Windows applications and web applications
Advocated for and successfully introduced web application development, Kanban and SCRUM to enhance development processes
Initially hired as a software engineer and quickly promoted to tech lead, overseeing three projects and managing a team of up to five developers
Led the team in the design and implementation of both web and desktop applications
C#.NETIIS WebserverSQL ServerJavaScriptHTML5CSSHighchartsTeam Foundation ServerEntity FrameworkDevExpressWinFormsWeb AppsDesktop
Apps
Wisio Ingolstadt
10 months
2013-11 - 2014-08
Bachelor?s thesis
Frontend DeveloperVanilla JavaScriptHTMLCSS
Frontend Developer
Worked with the Institute for Automation and Applied Informatics
Implemented user-friendly UI effectively presenting complex data and enhancing UX for visualizing the results of the project ?Extraction and Visualization of Semantic Concepts from Document-Sets using Taxonomy?
Vanilla JavaScriptHTMLCSS
KIT Karlsruhe
1 year 11 months
2011-09 - 2013-07
Leading mathematics practice courses
Software Architecture & Engineering Mentor and mathematics tutorJava EEJBoss (WildFly)Android...
Software Architecture & Engineering Mentor and mathematics tutor
Led mathematics exercise classes for 20+ students per session, covering topics such as logic, algebra, limits, exponential functions, differential calculus, and numerical methods. Prepared sample exercises and reported student progress to the professor.
Tutored Programming I in C# teaching foundational programming concepts (e.g. data types, variables, control structures, data structures, functions, error handling, IO operations)
Guided 15 groups of 5 students on their curriculum project to develop Java EE web shop with REST APIs and Android frontend
Provided advice on database design, software architecture, and design patterns, assisting students in overcoming technical and programming challenges