Bogdan Daniel V.

C/C++ Engineer

Outsourcing
Senior
Bucharest, ROMANIA
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My experience

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FinastraFebruary 2018 - Present

Technical Consultant for one of the largest Fintech companies in the world, offering the broadest portfolio of on-premise and Cloud solutions for financial institutions of all sizes. 
  • Participation in the design and implementation of software projects for one of the company's clients, within the Global Delivery team.
  • Upgrading code from older versions to newer versions.
  • Customizing the core product for different clients using an API.
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AxwayMay 2016 - February 2018

Software System Engineer within a company providing business solutions.

Participation in the development of a product for file transfers with various partners supporting a wide range of transfer protocols (FTP/ SFTP / HTTP / SWIFTNET / Pesit / OFTP) with emphasis on scalability and transfer security.
- The main code base was written in C but various new modules or adjacent products were written in Java, Python or Jython.
  • Development of new features.
  • Maintenance of the product.
  • Development of new cyphers.
  • Ensuring interoperability with other products.
  • Providing expertise in C, Java, Python and Jython.
  • Compiling / debugging same code base on multiple platforms (Windows/Linux/HP/Sun).
  • Gaining hands-on experience with Jenkins/Maven.
  • Cryptography / PKI using both an in-house developed solution and OpenSSL directives.
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LuxoftSeptember 2011 - May 2016

Software System Engineer within a company specialized in software development for telecommunications and embedded systems (layer 2 and 3 routing switches).

Participation in different projects within in the company:
I. The development of an Integration System aiming to create a new CLI for the existent NBASE solution.
- The existent NBASE code was written in C and the development of the Integration System required both Scala and C code for the new modules integration.
- The project included a second Integration System with a different client.
- Technical environment: C, Scala, Docker VM, JSON RPC, Python, SBT, Netconf, OpenYuma, GIT, API, Perl
  • Writing the mapping code for the second system in C in order to map the client CLI input to the internal MIB structure.
  • Developing a testing environment framework based on Docker VM.
  • Developing a JSON RPC client server architecture to call the C server function from Python testing scripts.
  • Gaining hands on-experience with Scala/SBT.
  • Integrating new modules into the Netconf/OpenYuma server.
  • JSON data handling both in C and Scala (libjson/ JSON-C).
  • Working with GIT.
  • Python scripting (helping with the API testing framework and writing tests for the new management integration framework; working with ncclient, Pyang, PyangBind, XML Python libraries, Python JSON-RPC, ZeroMQ).
  • Using JSON RPC (data structure passing between the Python-using client and C server using Jansson and ZeroMQ implementations for both C and Python).
  • Modifying the existing testing framework written in Perl to rebuild the specific new project related target, installing dependencies and distributing the target to each VM representing a network node in the Docker environment.

II. C/C++ network programming under Linux for a company's client.
- The project aimed to the provision of a wireless industrial solution requiring reliability and toughness to support tough industrial environment requirements.
- Technical environment: C, C++, Linux, PRP.
  • Adding new C++ based features.
  • Working on features, including:
    - PRP (Parallel Redundancy Protocol) micro reordering buffer;
    - L2 stateful firewall;
    - WIDS (Wireless Intruder Detection System);
    - WIDS config via Controller;
    - Intruder Identification.

III. Embedded C network programming under Linux for the maintenance of a client's MSS and the development of the same client's wireless solution.
- The project included device fingerprinting, creating VLANs and ACLS, and client management.
- Technical environment: C, Linux, Bonjour, AAA, LDAP, HTTP, Cluster, CLI, XML, Radius.
  • Adding cluster support for the device fingerprinting (including for AP-managed sessions).
  • Porting the client session manager from the controller.
  • Providing device-fingerprinting support for AP-managed sessions.
  • Helping with AAA issues for AP Radius Client.
  • Working on persistent AP features to AP boot without a controller.
  • Adding new AP configuring capabilities via new TAPA messages.
  • Writing and executing the developer test plan for the device-fingerprinting and AP Radius Client.

My stack

Spoken languages

ENGLISH: Advanced
ROMANIAN: Native speaker
SPANISH: Average

Web Technologies

JSON

Software Testing

API testing

Networks and Systems

Docker, SunOS, VLAN, CentOS, OpenSSL, Solaris, Windows, Juniper, Linux, PKI, RedHat

Environment of Development

Jenkins, SVN, Maven, GIT, SBT, CVS, Eclipse, Visual Studio, GDB

Miscellaneous

Quality Assurance, SWIFTNet

Technologies

OpenYuma

Languages

Scala, Jython, C#, JavaScript, C/C++, Perl, XML, Python

Protocols

Pesit, SFTP, HTTP, NETCONF, FTP, AAA, OFTP, TLS/SSL, RADIUS, LDAP

My education and trainings

Bachelor's Degree in Computer Science, Faculty of Mathematics and Computer Science - "Politehnica" University, Bucharest.2007 - 2011