PROFESSIONAL SUMMARY:

• 11+ years in software development working with Python, PostgreSQL and 2 years ago with MongoDB to develop, enhancement and maintain productive services like a digital content sales platform focused on mobile devices with millions of customers.
• 2 years working with Django, Kotlin and Java (mobile) in personal and freelanceprojects.
• Playing the roles of developer and techleader.
• Attend meetings with customers and product managers to elicitrequirements.
• Assigning and tracking tasks with Redmine projectmanagement.
• To mentor interns and juniordevelopers.
• Developing python solutions fromscratch.
• Writing python script to taskautomation.
• Working to develop, deploy, monitor, support and maintain productiveservices.
• With predominant technical knowledge in Python, Postgres, MongoDB, Django, andJavascript.
• Also knowledge configuring Linux servers for production with Nginx, Uwsgi, Lighttpd andPostgreSQL.
• Private cloud management withOpenStack.
• Development process with Virtualenv, Pipenv, Docker, SVN orGit.
• Recently exploring building mobile apps using Flutter (Dart), Kotlin,Java.
• In the last few months playing with machine learning using Pytorch, speech recognition andpyttsx3.

TECHNICAL SKILLS:

Languages: Python, Js, Dart, Kotlin, Java(for mobile), Lua

Databases: PostgreSQL, MongoDB, Redis InfluxDB

FrontEnd Frameworks: Flutter, Boostrap, Jquery, HTML, CSS

Backend Frameworks: Django, Flask, Bottle, FastAPI

Web Servers: Nginx, Lighttpd, Uwsgi, Gunicorn

Server monitoring: M/Monit, OSSEC, Systemd, fail2ban

Automation server: Ansible, Vagrant, Jenkins, Docker

Development tools: Vi, VsCode, PgAdmin, Git, Svn, Shell, Pip, PipenvYAML, JSON, JsonSchema

PROFESSIONAL EXPERIENCE:

Confidential, Austin, TX

Python Developer

Responsibilities:

• Integration electronic invoicing platform to third party services using Python, MongoDB, PostgreSQL and REST web services with Json and Xml dataformats.
• Maintain Connector Client codebase that is a process that allow exchange sensible data with clients CRMand invoicing platform, using Python, Multiprocessing and threads.
• Enhancement, maintenance and integration of Connector Client VM into customernetworks.
• Development and maintenance of bulk email service with delivery and opening tracking using Python, concurrency with Gevent, Nginx anduWSGI.
• Development and maintenance and event driven electronic documents delivery service throughdifferent channels with Python, Rabbit MQ and combining Parallelism with threading technique to allow high throughput.
• Integrate Send Grid Restful V3API to platform usingPython.
• Writing a migration script from PostgreSQL to MongoDB with Python, using Gevent, pyscopg2python library, Postgres Cursors and mongo Bulkinsert.
• Writing Ansible playbooks for deploying and maintenance task into aOpenStack privatecloud.
• Attend meetings with product managers andcustomers.
• Writing technicaldocumentation.
• Supporting, enhancement and maintaining productiveservices.
• Linux server administration.
• Configuring, and management CUPS in LinuxServer.
• Configuring, support and maintaining remote printers withCUPS.
• Configuring and management SAMBA in LinuxServer.

Environment: Python, Virtualenv, Ansible, Bottle, Flask, FastAPI, JSON Schema, Nginx, uWSGI, Gunicorn, Postman, SoapUI, Swagger, PgAdmin, PostgreSQL, MongoDB, RabbitMQ, Web Services REST / SOAP, VirtualBox, Docker, Linux environ, Samba, Cups, FTP, SFTP, Systemd, M/Monit, Redmine.

Confidential

Administration of Web and Mobile Services

Responsibilities:

• Ensure the health of the platform, Web servers andDatabases.
• Reviewtechandsalesmetricsoftheplatformtodetectproblemswithadvertisingorinanycomponentofthe platform.
• Coordinate the technical implementation of new services andproducts.
• Assigning and tracking tasks with Redmine projectmanagement.
• To mentor interns and juniordevelopers.
• Writing software development plan and technicaldocumentation.
• Deploying new features and fixing bugs inproduction.
• Tuning web servers to handle peak loads with the samehardware.
• Sharding database tables to improve speed response times and decrease loads intoit.
• Backup PostgreSQL data usingpg dump.
• Restore PostgreSQL data using psql command line DBinterface.
• Migrating data between PostgreSQL databases using commands like pg dump, psql, shell pipes and sshport forwarding.
• Integrate mobile network provider services to mobileplatform.
• Integrate advertising services toplatform.
• Monitoring services and platform with real - time metrics using Grafana andInflux DB.
• Supporting, enhancement and maintaining productiveservices.
• Linux server administration.
• OpenStack Management through theGUI.

Environment: OpenStack, Redmine, Python, Virtualenv, Nginx, uWSGI, Ansible, SoapUI, PgAdmin, PostgreSQL, MongoDB, Influx DB, Web Services REST / SOAP, VirtualBox, Linux environment, Systemd, M/ Monit, OSSEC, Grafana.

Confidential

Software Developer

Responsibilities:

• Attending meeting with project stakeholders.
• Developing WAP applications with PHP, Python, HTML, CSS andJS.
• I had the fortune to develop a company internal framework with Python and Postgres to create WAP applications namedPLASMA.
• Integrating WURLF mobile devices capabilities database into company platform to detect andimprove
• Content delivery based on phone capabilities using python, Javascript, PHP, HTTP Headers, Postgres and Nginx
• Developing and enhancement a recurring and one-time billing service using python threads,PostgreSQL,
• SMPP services, SOAP Web services.
• Creation and automation of Massive SMS campaigns with Python, Postgres, HTML and KannelSMS Gateway.
• Development of an auction application through WAP and SMS with Python and Kannel SMS Gatewaythat allows participants bid both WAP andSMS.
• Maintaining and tunning SMS Gatewayservers.
• IntegrateSMSGatewayswithallmobilenetworkprovidersinMéxico,alsowithsomeplayersinCostaRica, Panama andEcuador.
• Writing a python script for report and alert unusual charging and subscription sending it through emailfor account managers and tech team.
• Writing cron Jobs for maintain task with python and LinuxCrontab.
• Developing new features for the platform and fixingbugs.
• Creating SQL Reports in PostgreSQL andPython.
• Developing stored procedures with PL/Python.
• Integrating and implementing of SMPP services with Kannel and Python (SMS messages) to allow two ways communication with platformcustomers.
• Supporting, enhancement and maintaining productiveservices.
• Configuring Nginx and Lighttpd webserver.
• Linux server administration.

Environment: Python, PHP, Linux, PgAdmin, PostgreSQL, PL/Python, PL/Pgsql, HTML, CSS, Javascript, Web services SOAP, Kannel SMS Gateway, Nginx, Lighttpd.