Aurelien H.

Software engineer

Salaire / Taux journalier

France

Freelance, ouvert au CDI

Peut venir sur site

Expertises

Javascript.NETCybersécuritéSite reliability engineeringDéveloppement FullstackMicroservicesDéveloppement MobileIATest & QAIOSAzureMongoDBBase de données SQLRequêtes SQLAndroidAWSHardwareMicrosoft SQL ServerSpring BootGoogle Cloud PlatformIBM CloudIoTDéveloppeur WebIngénieur Site ReliabilityDéveloppeur MobileIngénieur sécuritéPostgreSQLAdministrateur réseauMySQLIngénieur testOracle Database

Langues

Anglais (Maternelle)Français (Courant)Allemand

À propos

Introduction

Senior Observability & Performance Engineer with 20+ years of experience helping organizations build reliable, high-performing applications. I specialize in detecting, analyzing, and preventing production incidents using advanced monitoring and observability platforms such as Dynatrace and Datadog. Over the years, I have supported large enterprises in improving system reliability, optimizing performance, and ensuring high-quality software delivery across complex environments. My unique strength lies in bridging Monitoring, QA, DevOps, and Business needs — enabling teams to move faster while reducing risks and downtime. 🔹 Observability & Monitoring (Dynatrace, Datadog, APM, NPM) 🔹 Performance Engineering & Optimization 🔹 Site Reliability Engineering (SRE) mindset 🔹 QA & Test Automation 🔹 DevOps / Agile environments 🔹 Pre-sales & Strategic Consulting I have also led technical engagements, Proof of Concepts, and strategic initiatives across Europe, working closely with stakeholders from engineering to executive level. 🚀 Currently open to remote opportunities and freelance missions focused on observability, performance, and system reliability. Let’s connect if you want to improve your system performance, reduce incidents, and deliver better user experiences.

Liens

Expérience de travail

Software engineer

Polarsoft SAS

nov. 2025 - Présent

1 an

02100 Saint-Quentin, France

- Deliver pre-sales, post-sales, consulting and training services around ALM solutions Polarion) - Support customers in implementing end-to-end Application Lifecycle Management processes (requirements, risks, testing, defects, project management) - Act as a trusted advisor to align ALM solutions with DevOps and Agile environments - Lead workshops, product demonstrations, and customer onboarding sessions - Contribute to improving software quality, traceability, and compliance across projects

Cybersecurity Consultant

WALLIX Group

juin 2019 - Présent

7 ans 5 mois

Paris, France

- Supported pre-sales activities by designing and demonstrating cybersecurity solutions - Implemented and configured privileged access management solutions (Wallix Bastion) - Conducted security assessments, including vulnerability analysis and penetration testing - Provided recommendations to strengthen security posture and access control policies

Presale engineer and Service Delivery Manager

NEURONES

mai 2020 - déc. 2024

4 ans 8 mois

92000 Nanterre, France

- Designed and delivered observability and cybersecurity solutions tailored to customer needs - Lead service delivery for key accounts, ensuring SLA compliance and high service quality - Coordinated cross-functional teams (projects & operations) to ensure service continuity - Implemented monitoring strategies to improve system reliability and performance - Managed operational dashboards, KPIs, and reporting for stakeholders - Facilitated steering committees and acted as the main point of contact for clients - Contributed to capacity planning and predictive IT strategies

App and Network Performance Expert

ISIS-Performance

mars 2018 - juil. 2018

5 mois

02100 Saint-Quentin, France

- Designed and deployed Application Performance Monitoring (APM) and Network Performance Monitoring (NPM) solutions - Conducted performance testing using tools such as JMeter, Neoload, and LoadRunner - Helped clients identify bottlenecks and optimize application performance - Contributed to pre-sales activities and solution proposals

Presales Engineer

Dynatrace

mai 2000 - juil. 2017

17 ans 3 mois

92100 Boulogne-Billancourt, France

- Lead pre-sales activities for enterprise observability and APM solutions across Europe - Conducted technical workshops, demos, and Proof of Concept (PoC) engagements - Helped customers identify performance issues and improve application reliability - Collaborated with sales and marketing teams to drive solution adoption - Provided technical support to European teams (multi-country coordination) - Collected customer feedback to influence product improvements - Delivered technical training sessions to clients and partners

Technical Account Manager

Compuware

sept. 2008 - déc. 2010

2 ans 4 mois

69340 Francheville, France

- Managed strategic customer accounts, ensuring optimal use of monitoring solutions - Participated in incident “war rooms” to identify root causes and resolve critical issues - Delivered best practices workshops and tailored training sessions - Acted as the voice of the customer for product improvement initiatives

Regional Technical Specialist

Compuware

juil. 2005 - mars 2008

2 ans 9 mois

Emeabiam, Imo, Nigeria

- Delivered technical workshops and training sessions across multiple European regions - Supported solution delivery teams in building service offerings - Provided technical expertise and backup support for international teams

IT Technical Support Manager

Sopra Steria

juil. 1998 - juil. 2000

2 ans 1 mois

92300 Levallois-Perret, France

- Managed a Level 3 support team (5 engineers) in a high-availability environment - Prioritized and resolved critical incidents based on business impact - Built and maintained a knowledge base to improve team efficiency and resolution time


Formation

Enaco

Master, Management des entreprises

2024 - 2026

2 ans 2 mois

Résultat : En cours

CERTyou

ISO 27005 Risk Manager, Cybersécurité

2025 - 2025

2 mois

Résultat : Suivi

Dynatrace

DynaTrace advanced certification, APM

2012 - 2025

13 ans 2 mois

Résultat : sans date d'expiration

Audavia

SCRUM Master and PRODUCT Owner, Project Management

2023 - 2023

2 mois

Edugroupe

Green IT

2022 - 2022

1 mois

Résultat : Validé

Green IT best practices

Neurones Digital learning

Best practices in Cybersecurity , Cybersecurity

2021 - 2021

1 mois

Résultat : validé

Dynatrace

Sales and Sales specialist, Application Performance Management

2021 - 2021

1 mois

Résultat : Certifié

Krauthammer

Team Management within COVID period , Team Management

2021 - 2021

1 mois

Résultat : certifié

ib Cegos

VMware vSphere 5.x infrastructure design

2013 - 2013

1 mois

Activités et associations : Installation, Configuration and management

Place de La Formation

Citrix infrastructures design

2013 - 2013

1 mois

Learning Tree

Mobile application development, Software development

2013 - 2013

1 mois

Dynatrace

Dynatrace Synthetic Monitoring Data Analyst Certification, APM

2012 - 2012

1 mois

Résultat : sans date d'expiration

EXIN

certification ITIL V3 Fondation, PROCESS

2009 - 2009

1 mois

The Learning Tree, Inc.

Team Management technics, Team Management

2009 - 2009

1 mois

learning tree

Unix-linux system administration

2002 - 2002

1 mois

Résultat : Introduction of Unix Linux system administration

Université Sorbonne Paris Nord

BTEC Higher National Diploma, Telecommunications and Networking

Lycée Paul Eluard

Électrotechnic A-level diploma


Licences et certifications

Découvrir Mistral AI

Délivré le : juil. 2025

Certifié par LinkedIn

Booster ses capacités d’innovation avec l’intelligence artificielle

Délivré le : juin 2025

Certifié par LinkedIn

Le leadership inclusif : Devenir un allié / une alliée

Délivré le : mai 2022

Certifié par LinkedIn

10 mythes sur la diversité et l'inclusion au travail

Délivré le : mai 2022

Certifié par LinkedIn

Concilier plusieurs rôles en tant que leader

Délivré le : mai 2022

Certifié par LinkedIn

Linux : Les commandes du terminal

Délivré le : janv. 2022

Certifié par LinkedIn

Portfolio

SNCF: Mission Observabilité en production

Le meilleur endroit pour trouver votre prochaine opportunité

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