🤚 I work as a Senior Java Software Developer / Contractor / Freelancer and help worldwide online businesses develop their enterprise products.💻 My programming language of choice is Java (backend solutions using mainly the Spring framework). I'm continuously looking for new challenges and opportunities for self-improvement.

✅ The client, an e-commerce retailer from the US, was using extensive spreadsheets work for scheduling their stock, wanted to embrace a digital solution platform.■ 𝐒𝐮𝐜𝐜𝐞𝐬𝐬𝐟𝐮𝐥𝐥𝐲 𝐥𝐚𝐮𝐧𝐜𝐡𝐞𝐝 the e-commerce platform to PROD, by designing an inventory management solution using Kotlin and Spring by resolving all highly critical issues by doing root-cause analysis.■ 𝐒𝐮𝐜𝐜𝐞𝐬𝐬𝐟𝐮𝐥𝐥𝐲 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐝 an additional information portal for certifying employees to be more knowledgeable about the products of the store, by allowing images, videos and documents about each user by using a microservice based architecture in Kotlin.

✅ The client, world leader in the planning and implementation of paint shops for the automotive industry, wanted to enhance manufacturing processes and meet diverse customer requirements, by providing seamless integration of digital technologies.■ 𝐈𝐦𝐩𝐫𝐨𝐯𝐞𝐝 𝐬𝐞𝐜𝐮𝐫𝐢𝐭𝐲 by implementing an Identity and Access Management combined solution that can be adopted by any product of the Digital Factory in order to participate and benefit from the single sign-on advantages - Spring Boot application using Open ID Connect and CAS Protocol.■ 𝐒𝐮𝐜𝐜𝐞𝐬𝐬𝐟𝐮𝐥𝐥𝐲 𝐢𝐦𝐩𝐥𝐞𝐦𝐞𝐧𝐭𝐞𝐝 from scratch a central User’s Management Portal in order to manage users, groups and permissions/roles in one GUI for multiple applications.

✅ The client, a digital bank from the UK, was facing difficulties in launching to PROD their loan management platform due to recurring bugs which halted feature development.■𝐒𝐮𝐜𝐜𝐞𝐬𝐬𝐟𝐮𝐥𝐥𝐲 𝐥𝐚𝐮𝐧𝐜𝐡𝐞𝐝 𝐭𝐨 𝐩𝐫𝐨𝐝𝐮𝐜𝐭𝐢𝐨𝐧 within a period of 3 months, by enhancing the stability of the platform by adopting the Circuit breaker pattern(Histrix) to mitigate failure for a REST set of microservices and enhanced observability.■ 𝐑𝐞𝐬𝐨𝐥𝐯𝐞𝐝 𝐚𝐥𝐥 𝐨𝐮𝐭𝐬𝐭𝐚𝐧𝐝𝐢𝐧𝐠 𝐢𝐬𝐬𝐮𝐞𝐬, in timely manner, providing on-point solutions, by setting up the environment for distributed logging and monitoring using Spring Cloud Sleuth & Zipkin.

✅ The client, a a blockchain financial services and technology company from Hong-Kong was having difficulty implementing an operations management portal for their managers.■ 𝐒𝐮𝐜𝐜𝐞𝐬𝐬𝐟𝐮𝐥𝐥𝐲 𝐢𝐦𝐩𝐥𝐞𝐦𝐞𝐧𝐭𝐞𝐝 a green field back office portal for all the users, by researching client needs and implementing a role based access management system using Spring Security Annotations.■ 𝐈𝐧𝐜𝐫𝐞𝐚𝐬𝐞𝐝 𝐬𝐲𝐬𝐭𝐞𝐦 𝐬𝐭𝐚𝐛𝐢𝐥𝐢𝐭𝐲 𝐚𝐧𝐝 𝐫𝐞𝐥𝐢𝐚𝐛𝐢𝐥𝐢𝐭𝐲 by addressing critical production issues.

✅ The client, a global payment processing company, was having a low response time when processing payment within their platform.■ 𝐒𝐮𝐜𝐜𝐞𝐬𝐬𝐟𝐮𝐥𝐥𝐲 𝐢𝐦𝐩𝐥𝐞𝐦𝐞𝐧𝐭𝐞𝐝 a new set of services and processes to augment an existing system by implementing SOAP services, XML data processing and validation, relational database persistence, process flow using jobs.■ 𝐂𝐨𝐧𝐬𝐢𝐝𝐞𝐫𝐚𝐛𝐥𝐲 𝐢𝐦𝐩𝐫𝐨𝐯𝐞𝐝 𝐚𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧 𝐩𝐞𝐫𝐟𝐨𝐫𝐦𝐚𝐧𝐜𝐞, by addressing critical production issues.

✅ The client, one of the top healthcare providers in Netherlands, wanted to create new modules by implementing software solutions used by pharmacists and general practitioners for handling electronic prescriptions, medication surveillance, medication safety, using Java and Spring Boot.■ 𝐈𝐦𝐩𝐫𝐨𝐯𝐞𝐝 𝐜𝐥𝐢𝐞𝐧𝐭 𝐬𝐚𝐭𝐢𝐬𝐟𝐚𝐜𝐭𝐢𝐨𝐧 and the workflow for the ERP application, used by pharmacies, by creating a brand new module both front-end and back-end functionalities, for identifying patients and deliver new prescription , recurring by using a REST micro-services within Spring.■ 𝐈𝐧𝐜𝐫𝐞𝐚𝐬𝐞𝐝 𝐬𝐲𝐬𝐭𝐞𝐦 𝐬𝐭𝐚𝐛𝐢𝐥𝐢𝐭𝐲 𝐚𝐧𝐝 𝐫𝐞𝐥𝐢𝐚𝐛𝐢𝐥𝐢𝐭𝐲, by identifying and resolving issues and also implementing new features, regarding patient's prescription, on a track and trace module.

✅ The client, a Netherlands based company, trusted partner in Europe tours, required technical expertise to add crucial new components to their existing ERP application.■ 𝐒𝐮𝐜𝐜𝐞𝐬𝐬𝐟𝐮𝐥𝐥𝐲 𝐢𝐦𝐩𝐥𝐞𝐦𝐞𝐧𝐭𝐞𝐝two new modules for managing Stock and Components using IMO Framework(internal developed) and Progress 10.2B.■ 𝐈𝐧𝐜𝐫𝐞𝐚𝐬𝐞𝐝 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐭𝐢𝐦𝐞 by 65% by successfully using IMO framework - internal software solution for generation code from UML repository, forward engineering, reverse engineering, manage changes in the design and in the code.