Curriculum Vitae

Hisham Mosajo

Senior Software Engineer & Project Manager

Software engineer with more than 9 years of experience developing scalable web and mobile applications. Specialized in Java/Spring Boot backend systems and modern frontend frameworks such as Angular, React and Next.js. Experienced in agile environments, CI/CD processes and complex integration projects.

contact@hisham-mosajo.com Essen, Germany hisham-mosajo.com LinkedIn

Professional experience

02/2024 – Present

Software Engineer

adesso SE · Essen, Germany

Develop and maintain Java/Spring Boot microservices and REST APIs for enterprise customers.
Integrate Angular frontend applications with secure backend services.
Implement CI/CD pipelines using GitLab CI, Docker and Kubernetes.
Collaborate with consultants, testers and DevOps teams in an agile Scrum environment.

02/2020 – 12/2023

Software Developer

SECANDA Systems AG (H. Schomäcker GmbH) · Essen, Germany

Developed terminal and web applications for payment, access-control and campus-management systems.
Used Java, Vaadin, REST APIs and relational databases for backend systems, including refactoring and performance/stability improvements.
Implemented new customer requirements and maintained existing software modules.

09/2017 – 01/2020

Software Developer

ProQuest Computer Systeme GmbH · Essen, Germany

Developed desktop and web-related applications using Java and JSP.
Contributed to database design, reporting functions and user-interface improvements.

Volunteering

12/2025 – Present

Technical Director (Volunteer)

VSI e.V. – Verein Syrischer Ingenieure in Deutschland · Frankfurt am Main, Germany

Technical leadership and coordination of a department with more than 30 engineers.
Plan and manage technical projects and build digital structures.
Coordinate technical working groups and collaboration with organizations and external partners.
Align technical requirements with organizational and strategic goals.

Education

09/2009 – 09/2014

Computer Engineering — University of Aleppo

Aleppo, Syria

09/2005 – 09/2009

General Secondary Certificate — Scientific Branch

Aleppo, Syria

09/2002 – 09/2005

Middle school

Medina, Saudi Arabia

09/1996 – 09/2002

Primary school

Medina, Saudi Arabia

Certifications & courses

2025

Generative AI Fundamentals for Software Engineering

2025

Using AI Tools in Software Development

2025

Introduction to OWASP Top 10 — 2021

2025

OWASP API Security Top 10 — Practical Guide

2025

OWASP Mobile Top 10 — Practical Demonstrations

2024

Agile Fundamentals — Scrum & Kanban

2024

Angular Experts — Advanced Frontend Development