Freelancer profile translated to English.
Back to original languageAbout Bertrand
48 years old. Very seasoned.
over 35 years of programming (since teenage years)
Numerous languages, frameworks, systems & engines
=> "TMA" Application Maintenance in Outsourcing / DATABASE DEVELOPMENT & ADMINISTRATION
I intervene in emergency mode or in planned and recurring mode
- Source code & database audits
Problem research
Quality, complexity, security, load capacity, costs, profitability analysis
Business domain modeling and anticipation of future problems
- Bug / malfunction / error correction
Vulnerability research
Implementation of functional & security tests
Handling of functional, technical, system obsolescence
Removal of technological locks
Reverse engineering, Refactoring
Redesign
Supplementing of closed software packages (without source code..)
Application hardening, system protection
Modification, Evolution, addition/creation of modules / plugins / extensions
Engine migration, Porting to other technologies / platforms / systems
Tuning, performance improvement
Data anonymization
Data migration Replication, synchronization, imports/exports
. Passionate hardcore developer
Business, utility or system programming
Algorithms, backend APIs
frontend widgets/libs, app plugins, software engine extensions
SaaS or apps for stores
. DBA
x SQL and NoSQL database engines
Modeling
Administration
Embedded processing
import/export
Replication
Tuning
Middleware
5 years of experience in IT department (internal ERP, dev team, 70 sites)
Experience with +25 different cloud providers for SaaS and multi-cloud backends
+
. Non-financial Blockchain
. Edge computing
. Cybersecurity
see my other activity CTO / R&D for a company founded in 2014 specializing in decentralization, designing decentralized apps & IS
co-author of several business DLT technologies / application P2P / Edge computing
French
Native or bilingual
Can work on-site
Lyon (up to 50km), Bourgoin-Jallieu (up to 100km), Dijon (up to 50km), Chambéry (up to 100km), Grenoble (up to 50km)
Experience
- Prestataire indépendantTMA / DBA on various projectsDIGITAL AND ITMarch 2014 - Today (12 years and 3 months)Lyon, France. QGIS/PostGis/SQL Server Geospatial Python & C++. C++. Qt Juce. C/C++. HTML-UI/Wasm/C++ (Coherent-UI) for FS2020. Sciter. OpenFrameworks. Writing wrappers/bindings for native Apple / Android / Windows. Julia, Julia plus C++ libs. Dart server, Flutter, Dart/Flutter plus embedded C++ libs. F# Fsharp. C# .NET & Xamarin. Golang / BeeGO. Delphi, Lazarus. Python. PHP CodeIgniter. Webassembly for PWA, vanilla JS + Wasm. WASM Rust, C++, F#. WASM blockchain (smartcontract, SDK). Nim (NimRod). Microsoft SQL Server, Transact-SQL. PostgreSQL, PL/PgSQL, PostgREST API, C Extensions. MySQL. Firebird. SQLlite + Extensions. NoSQL: RethinkDB Couchbase+ professional capabilities also in. x86/RISC-V/ARM Assemblies, Zig. R language, ELIXIR, HASKELL, OCAML, SCHEME, ADA, D Language, PrologIn the past:. Java GWT/JSP. Objective-C. Visual Basic. Microsoft Access (data & DEV). Centura. PowerBuilder...
- ClientsLead Tech, External CTO, DeveloperSOFTWARE PUBLISHINGMarch 2014 - Today (12 years and 3 months). Embeddable DLT engine (ARM-based appliances, Mobiles, Cross-cloud). Highly secure SaaS for business calculations / Actuarial company. Web software for price optimization & planning under constraints / Mass Retail. Mobile app & video capture appliance / "Sports" Startup. Multi-cloud video distributed processing backends / x Startups & SMEs. Libraries & backends with business algorithms (decision support, optimization, assignment, analysis, distributed consensus), data distribution & security / x companies. Collaborative task management app / Accounting firms. GIS web app & QGIS plugins / CCI. backends for IoT and apps / x startups+ numerous prototypes, MVPs, POCs
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Education
- DUT informatique, option génie logicielUniversité de Bourgogne1997Génie logiciel Merise, UML, SQL, C++, Ada, Prologue, language assembleur Unix, moteurs de bases de données