Abderrahmen Sdiri - Technical Team Lead

Q: Where is Abderrahmen based?

Abderrahmen is based in Passau, Germany .

Q: What languages does Abderrahmen speak?

Abderrahmen speaks the following languages: German (Native), Arabic (Advanced), English (Advanced), French (Advanced) .

Q: How many years of experience does Abderrahmen have?

Abderrahmen has at least 10 years of experience. During this time, Abderrahmen has worked in at least 7 different roles and for 8 different companies . The average length of individual experience is 1 year and 1 month . Note that Abderrahmen may not have shared all experience and actually has more experience.

Q: What is Abderrahmen's latest experience?

Abderrahmen's most recent position is Technical Team Lead at NTT Data Deutschland .

Q: What companies has Abderrahmen worked for in recent years?

In recent years, Abderrahmen has worked for NTT Data Deutschland , Accenture , and FourEnergy .

Q: Which industries is Abderrahmen most experienced in?

Abderrahmen is most experienced in industries like Information Technology , Banking and Finance , and Insurance . Abderrahmen also has some experience in Telecommunication , Energy , and Transportation .

Q: Which business areas is Abderrahmen most experienced in?

Abderrahmen is most experienced in business areas like Information Technology , Product Development , and Project Management . Abderrahmen also has some experience in Quality Assurance , Research and Development , and Supply Chain Management .

Q: Which industries has Abderrahmen worked in recently?

Abderrahmen has recently worked in industries like Information Technology , Banking and Finance , and Energy .

Q: Which business areas has Abderrahmen worked in recently?

Abderrahmen has recently worked in business areas like Information Technology , Product Development , and Project Management .

Recommended expert

Passau, Germany

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Experience

Apr 2023 - Present

3 years 1 month

Technical Team Lead

NTT Data Deutschland

In-depth knowledge of agile project management with hands-on experience implementing Scrum and SAFe methods in cross-functional teams.
Designed and implemented full-stack solutions using Spring Boot and React to deliver scalable and maintainable web applications.
Led test automation initiatives with Playwright to ensure quality assurance and continuous integration in development pipelines.
Designed and managed cloud-based DevOps pipelines using containerization and orchestration technologies like Docker and Kubernetes on AWS.

Dec 2021 - Mar 2023

1 year 4 months

Munich, Germany

Technology Architecture Specialist

Accenture

Led backend development by building RESTful APIs with Spring Boot and Quarkus, implementing new software features, and ensuring system stability through bug fixing and integration testing.
Designed and optimized automated deployment pipelines with GitLab CI/CD and YAML configurations to increase deployment efficiency and ensure consistency across environments.
Database development: implemented SQL and PL/SQL statements for backend data processing.
Documentation: created detailed Confluence documents to share knowledge and ensure project transparency.
Designed a GeoData platform architecture and developed a prototype on a Linux server.

Jul 2021 - Nov 2021

5 months

Berlin, Germany

Senior IT Consultant

FourEnergy

Created and maintained software test plans and test specifications using QF Test software.
Implemented test cases with QF Test software.
Performed manual and automated tests, as well as load and scalability tests, and produced standardized test reports on a Linux server.
Managed virtual machines with mobaXterm and Vagrant and supported the development team in troubleshooting.
Collaborated in the team following agile development methods.

Feb 2020 - Jun 2021

1 year 5 months

Frankfurt, Germany

Technology Architecture Senior Analyst

Accenture

Developed a new web application for corporate cash-pooling customers to improve user experience using agile software development, with React for the frontend and Spring Boot for the backend.
Implemented a CI/CD solution for building and deploying frontend and backend applications to OpenShift on Microsoft Azure.
Integrated Bitbucket, TeamCity, DASY, Quay, and OpenShift.
Created Dockerfiles to convert software into Docker images.
Implemented a proof of concept connecting cloud and on-premise data sources.
Documented everything in Confluence as the single source of truth.

Mar 2018 - Feb 2020

2 years

Frankfurt, Germany

IT Consultant

valantic financial services

Modernized a more than 10-year-old web application for an international major bank.
Introduced and operated Calypso as a trading and hedging platform for variable annuities at the global leader in reinsurance.
Extended GUI components (Java Swing), business logic (Calypso API, Java), and adjusted the data model using SQL scripts (Oracle).
Created detailed Confluence documentation to share knowledge and ensure project transparency.

Oct 2017 - Feb 2018

5 months

Passau, Germany

Working Student

Minnosphere GmbH

Created a prototype to virtualize a mobile network.
Measured a fat-tree topology with and without SDA technology.

May 2017 - Aug 2017

4 months

Hallbergmoos, Germany

Working Student

SupplyOn AG

Developed a tool for repeated and automated sending of EDIFACT messages to middleware software in Java using Eclipse.
Familiarized myself with EDIFACT.
Gained knowledge of the SupplyOn messaging and testing infrastructure.

Jan 2015 - Dec 2015

1 year

Tunis, Tunisia

Intern

SFM Telekom

Big data in a corporate environment: Migrated a relational database to a MongoDB NoSQL database.

Jun 2014 - Aug 2014

3 months

Tunis, Tunisia

Intern

Attijari Bank

Full-stack software development.

Industry Experience

See where this freelancer has spent most of their professional time.

Experienced in Information Technology, Banking and Finance, Insurance, Telecommunication, Energy, and Transportation.

Information Technology

Banking and Finance

Insurance

Telecommunication

Energy

Transportation

Business Area Experience

See which departments and functions this freelancer has contributed to most.

Experienced in Information Technology, Product Development, Project Management, Quality Assurance, Research and Development, and Supply Chain Management.

Information Technology

Product Development

Project Management

Quality Assurance

Research and Development

Supply Chain Management

Summary

Abderrahmen Sdiri is a Technical Team Lead with over eight years of professional experience in software development in the finance, automotive, and telecommunications sectors. He is known for his strong technical leadership, his expertise in architectural design, and his hands-on development skills in building scalable, high-performance systems.

Skills

Java/java Ee
Springboot/spring Framework
Rest Api/soap/graphql
Kubernates/openshift/docker
Jenkins/bitbucket/blackduck
Aws Ec2/s3/eks/dynamodb/sqs
Microsoft Azure/azure Devops
Argo Cd
Git/gitlab/githubactions/sonarqube
React/angular
Linux/shell Scripting/python
Calypso Api
Quarkus/kafka
Oracle Db/postgres Db/mongodb
Ora2pg/liquibase
Ai/genai/ml
Unit Testing/playwright
Maven
Microservices Architecture
Team Management

Languages

German

Native

Arabic

Advanced

English

Advanced

French

Advanced

Education

Mar 2016 - Feb 2018

University of Passau

Master in Computer Science · Computer Science · Passau, Germany

Sep 2013 - Sep 2016

Higher School of Communication of Tunis

Diploma in Telecommunications Engineering · Telecommunications · Tunis, Tunisia

Sep 2011 - Jun 2013

Preparatory Institute for Engineering Studies of Tunis

Preparatory Institute for Engineering Sciences · Tunis, Tunisia

...and 1 more

Certifications & licenses

ISaqB Certified Professional For Software Architecture

Statistics

Experience

Total positions 9

Experience in Information Technology 6 y

Avg length 1 y 1 m

Longest experience 3 y

Global Experience

Countries worked in 2 (Germany, Tunisia)

Primary country Germany

Expertise

Recent roles Technical Team Lead, Technology Architecture Specialist, Senior IT Consultant

Main industries Information Technology, Banking and Finance, Insurance

Main business areas Information Technology, Product Development, Project Management

Qualifications

Highest degree Master

Certifications earned 1

Profile

Created

November 2025

Last Update

April 2026

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Frequently asked questions

Do you have questions? Here you can find further information.

Where is Abderrahmen based?

Abderrahmen is based in Passau, Germany.

What languages does Abderrahmen speak?

Abderrahmen speaks the following languages: German (Native), Arabic (Advanced), English (Advanced), French (Advanced).

How many years of experience does Abderrahmen have?

Abderrahmen has at least 10 years of experience. During this time, Abderrahmen has worked in at least 7 different roles and for 8 different companies. The average length of individual experience is 1 year and 1 month. Note that Abderrahmen may not have shared all experience and actually has more experience.

What roles would Abderrahmen be best suited for?

Based on recent experience, Abderrahmen would be well-suited for roles such as: Technical Team Lead, Technology Architecture Specialist, Senior IT Consultant.

What is Abderrahmen's latest experience?

Abderrahmen's most recent position is Technical Team Lead at NTT Data Deutschland.

What companies has Abderrahmen worked for in recent years?

In recent years, Abderrahmen has worked for NTT Data Deutschland, Accenture, and FourEnergy.

Which industries is Abderrahmen most experienced in?

Abderrahmen is most experienced in industries like Information Technology, Banking and Finance, and Insurance. Abderrahmen also has some experience in Telecommunication, Energy, and Transportation.

Which business areas is Abderrahmen most experienced in?

Abderrahmen is most experienced in business areas like Information Technology, Product Development, and Project Management. Abderrahmen also has some experience in Quality Assurance, Research and Development, and Supply Chain Management.

Which industries has Abderrahmen worked in recently?

Abderrahmen has recently worked in industries like Information Technology, Banking and Finance, and Energy.

Which business areas has Abderrahmen worked in recently?

Abderrahmen has recently worked in business areas like Information Technology, Product Development, and Project Management.

What is Abderrahmen's education?

Abderrahmen holds a Master in Computer Science from University of Passau, a Bachelor in Telecommunications from Higher School of Communication of Tunis and a Bachelor from Preparatory Institute for Engineering Studies of Tunis.

Does Abderrahmen have any certificates?

Abderrahmen has 1 certificate: ISaqB Certified Professional For Software Architecture.

What is the availability of Abderrahmen?

Abderrahmen is immediately available full-time for suitable projects.

What is the rate of Abderrahmen?

Abderrahmen's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.