Marcell Dechant

Software Developer | Java Coach

| LinkedIn

Löttringhauser Str. 4, Dortmund, DE

About

Highly skilled Lead Software Developer with a robust background in Java, Spring Boot, and modern web technologies, currently spearheading the development of a monetization platform for streamers. Proven ability to architect scalable solutions, drive DevOps initiatives, and lead cross-functional teams in agile environments. Combines deep technical expertise with a passion for mentorship and project management, seeking to leverage extensive experience in building robust, high-performance applications.

Work Experience

Lead Softwareentwickler

Streamboost GmbH

Jun 2024 - Present

Currently leading the development and architectural design of a scalable monetization platform for streamers, overseeing the full software development lifecycle from planning to deployment.

  • Spearheaded the end-to-end development of a cutting-edge monetization platform for streamers, designing scalable architecture and implementing robust backend services using Java, Spring Boot, and Vert.x.
  • Directed comprehensive software planning and architectural design, ensuring the development of high-performance, resilient systems capable of handling diverse monetization strategies and future growth.
  • Implemented and optimized DevOps practices, streamlining CI/CD pipelines and automating deployment processes to enhance development efficiency and system reliability.
  • Managed key project phases, coordinating cross-functional teams and leveraging Agile methodologies to ensure timely delivery of critical platform features.
  • Utilized a comprehensive tech stack including Docker, Angular, React, TypeScript, MongoDB, and Git to build and deploy full-stack solutions, ensuring seamless integration and optimal user experience.

Senior Java-Coach

neuefische GmbH

Sep 2023 - May 2024

Led intensive Java coaching programs, guiding and mentoring aspiring developers while contributing to internal software development initiatives.

  • Developed and refined engaging course materials and curricula for advanced Java topics, ensuring alignment with industry best practices and emerging technologies like Spring Boot and Docker.
  • Delivered expert-level instruction and mentorship to Java development cohorts, preparing students for successful transitions into professional software engineering roles.
  • Provided in-depth technical guidance and conducted rigorous code reviews, significantly improving student code quality and problem-solving abilities.
  • Contributed to internal software development projects, applying expertise in React, TypeScript, CI/CD, and MongoDB to enhance educational tools and platforms.

Junior Java-Coach

neuefische GmbH

Feb 2023 - Aug 2023

Coached and educated aspiring developers in core Java concepts and modern web technologies, contributing to their foundational understanding and practical application.

  • Prepared and delivered foundational Java programming lessons, enabling new students to grasp complex concepts and build practical applications.
  • Guided students through hands-on coding exercises and project-based learning, effectively translating theoretical knowledge into practical development skills.
  • Supported the development of in-house tools and platforms, applying learned technologies such as Angular, React, and Git in a practical development environment.
  • Facilitated interactive learning sessions and provided individualized feedback, contributing to a high success rate among students transitioning into tech roles.

Einzelhandelskaufmann

Pinger GmbH

Mar 2014 - Mar 2020

Managed retail operations, client relations, and technical installations, ensuring efficient service delivery and customer satisfaction for security systems.

  • Provided comprehensive customer support and consultation for security products, resolving inquiries and ensuring high levels of client satisfaction.
  • Configured and programmed complex video surveillance systems and electronic/mechatronic locking systems, ensuring precise installation and optimal functionality for clients.
  • Manufactured mechanical cylinders and duplicated keys with high precision, maintaining quality standards and meeting client demands efficiently.
  • Coordinated and scheduled a team of installers, optimizing operational workflows and ensuring timely completion of technical installations.

Kaufmann im Einzelhandel

Pinger GmbH

Jan 2008 - Dec 2011

Supported retail operations and customer service, gaining foundational experience in sales, inventory management, and technical support.

  • Assisted customers with product inquiries and sales, contributing to a positive shopping experience and supporting sales targets.
  • Managed inventory and stock, ensuring product availability and contributing to efficient store operations.
  • Supported the installation and maintenance of basic security systems, learning foundational technical skills in hardware setup.
  • Collaborated effectively with team members to maintain store standards and achieve daily operational goals.

Education

Informatik

Fernuniversität Hagen

Jan 2025

General Studies

Westfalen Kolleg Dortmund

Jan 2018 - Dec 2019

Certificates

AWS Certified Cloud Practitioner

AWS

Jan 2024

Java Developer

neuefische GmbH

Dec 2023

Languages

Deutsch (Native) , English (Fluent)

Skills

Java

  • Programming Language
  • Backend Development

JavaScript

  • Programming Language
  • Frontend Development

TypeScript

  • Programming Language
  • Frontend Development

MongoDB

  • NoSQL Database

Spring Boot

  • Java Framework
  • Backend Development

Angular

  • Frontend Framework
  • Web Development

React

  • Frontend Library
  • Web Development

Postman

  • API Testing
  • Development Tools

AWS

  • Cloud Services

Vert.x

  • Reactive Framework
  • Java

IntelliJ IDEA

  • IDE
  • Development Tools

CSS

  • Styling
  • Web Design

HTML

  • Markup Language
  • Web Development

JUnit

  • Testing Framework
  • Java

Mockito

  • Mocking Framework
  • Java Testing

Git

  • Version Control

GitHub

  • Version Control Platform

CI/CD

  • Continuous Integration
  • Continuous Delivery
  • DevOps

Docker

  • Containerization
  • DevOps

PostgreSQL

  • Relational Database

Teamfähigkeit

  • Teamwork
  • Collaboration
  • Soft Skill

Lernbereitschaft

  • Eagerness to Learn
  • Continuous Learning
  • Soft Skill

Kommunikationsfähigkeit

  • Communication Skills
  • Interpersonal Skills
  • Soft Skill

Projektmanagement

  • Project Planning
  • Project Execution
  • Methodology

Führerschein Klasse B

  • Driver's License
  • Mobility