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Bogdan Lisman
Full-Stack Developer

Bucharest, ROMANIA

12+ years experience

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325€/day

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MY EXPERIENCE

January 1970 - September 2019

Licenses & Certifications

Convolutional Neural Networks
Sequence Models
Improving Deep Neural Networks: Hyperparameter tuning, Regularization and Optimization
Neural Networks and Deep Learning
Structuring Machine Learning Projects

Open Plug

November 2006 - March 2010

QA Manager / Test Team Leader / QA Tester

Managed a team of 8 test engineers over 3 different projects.
During the time I also worked on maintaining the project (OPUS) that my team tested.

I also maintained the test tool that we developed in-house.


I've lead the team of around 5 test engineers on 2 projects (OPUS and Elips Suite)
I've developed automated tests using C and recorded tests using a Ruby engine for GUI automated testing.
I've helped maintaining the automated tests to the changes in the code.


I was responsible with writing and maintaining tests in our test plan.
During this time I wrote test cases for manual testing + automated test cases

Miyowa

March 2010 - January 2012

C++ Developer

C++ developer

Worked on a set of different projects:
 - I've started to work on a cross platform build chain using wxWidgets
 - I've worked also on some widgets using Nokia WRT (web run time), for these widgets I worked with HTML, Javascript and CSS
 - I've taken and maintained a client for BREW OS developed in C , which was deployed on very very low handsets
- after that I've began working on porting a C++ client (Intouch5) on BrewOS handsets.

I also wrote unittests for our framework using CppUnit

Synchronoss Technologies

January 2012 - December 2012

C++ Team Leader

I managed a team of 2 people for porting BrewOS clients on low end handsets for different carriers using CDMA tehnology.
This network operators were from South Koreea , Venezuela , US, India.

Also  I've got to setup and maintain Hudson CI  which I used for handling the different porting branches.

"https://www.linkedin.com/redir/general

December 2012 - November 2013

Python Backend Developer

During my time at Let I worked on:
- server development : Python 2.7
- image processing using Wand and OpenCV python modules
- audio processing using python audiotools module
- worked with uwsgi,Django combined with gevent threads to process http requests
- worked with Redis to cache data used frequently
- worked with geventhttpclient for fast external http calls
- wrote unittests using python's unittest module
- worked on a cross platform prototype in C++ (QtSDK)
- worked on a Windows Phone 8 client prototype
- worked with git and git flow(branch management)
- worked with audiotools for media transcoding and opencv and Wand for image processing.

Pentalog

December 2013 - September 2018

Senior Python Backend Developer

Working for Socrative (aquired by MasteryConnect):
- optimize the python code
- make the code scalable
- optimize database queries for PostgreSQL (Django models were slow)
- switch to AWS EC2 from Heroku
- develop and maintain a deployment script using fabric
- develop and maintain new features
- implement pdf reports using reportlab module
- support frontend views in debugging and implementing REST API using Django to make frontend features work smoothly

PyDev Solutions

September 2018 - September 2019

Owner

Senior Python developer

MY STACK

Technologies
AWS, Flask, MemCache, Mongo.js
Databases
MongoDB, MySQL, PostGreSQL, Redis
Languages
Python, Bash, C#, C/C++, CSS, JavaScript
IT Infrastructure
Amazon Elastic Load Balancer (ELB), Linux
Software testing
AVA Testing
Environment of Development
Brew, CMake, Visual Studio
Frameworks
Django, Tornado
Mobile
Embedded Systems, Windows Phone
Others
Mobile App Design
Analysis methods and tools
Subversion (svn)

Skills

AWSMongoDBMySQLPostGreSQLPython

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