Sanja Šegan - Curriculum Vitae

Introduction

I am a software engineer and a team lead with a “doer” attitude. I enjoy helping people grow professionally with mentoring, direction and support, while I similarly enjoy building products focused on the end user and database model and query optimization. I am happy to take on a challenge and deliver while overcoming all obstacles and ensuring most important stuff is done first. I am very good at ensuring a good balance between investment in quality and delivering code.

Work experience

• Software Engineering Team Lead, Motoinsight - digital vehicle retailing solution
  Feb 2019 - Apr 2020
  • Led a remote agile team of 7 full-stack engineers developing a number of web applications and API backends used by major car manufacturers and car dealers, while coordinating with multiple project managers and stakeholders.
  • Delivered many great products that users loved by maintaining a culture of quality and engineering excellence.
  • Contributed to improving code review process and code quality.
    Review turnaround has gone from 63% being done in 24 hours to 90%.
  • Advocated and worked to improve software development practices throughout the company.
  • Provided technical and career mentorship.
  • Introduced remote water cooler chats for team bonding.
  • Reviewed, merged and deployed code submitted by other team members.
  • Used OKR process for guiding development.
  • Did hiring interviews and prepared hiring tasks.
  • Active part of the leadership team / collaboration with other leaders in the company.
• Full Stack Engineer, Motoinsight - digital vehicle retailing solution
  Sep 2016 - Feb 2019
  • Designed, developed, integrated, and maintained efficient, reusable, and reliable Python codebase with tests.
  • Developed Django apps, using PostgreSQL, Redis, Memcached, Stripe for payments, Vue.js...
  • Redesigned the system from scratch upon switching from a single customer to multiple customers.
  • Continuous import of data provided through external API services, data adaptation and database modeling.
  • Worked on improving performance and availability.
  • Participated in full project development lifecycle.
  • Identified and escalated issues and risks early to minimize impact to business.
  • Constant cooperation with other members of the project, product managers and stakeholders (remotely).
• Python Web Developer, PixBuffer Software Inc.
  Jan 2013 - Sep 2016
  • Python programming using the Django framework. Building several web apps.
  • Database schema design, implementation and performance tuning.
    Data migration as a consequence of external data format change resulting in multiple simultaneously live database models and no-downtime migrations.
  • Optimizing Solr search performance and unexpected out-of-memory errors. Tuning configuration parameters.
  • Deployment and system administration.
    Reviewing, merging and deploying code submitted by the team.
  • Front-end and user experience.
  • Creating a better car buying experience by bilding a platform for vehicle auctions that helps customers save money and avoid haggling Unhaggle.com.
  • Worked on infrastructure of several eBook stores (ex. Teacher Created Materials)
  • Built an international real estate portal (both backend and frontend).
  • Python, Django, MongoDB, PostgreSQL, Solr, Varnish, Apache, Nginx, jQuery...
• Java engineer, Faculty of Mathematics - University of Belgrade,
  department of software development
  Dec 2008 - Jan 2013
  • Developed and designed Java EE applications with Java Servlet Pages, Hibernate ORM interfacing with IBM DB2 database, JavaScript (jQuery).
  • Main architect and developer for the Faculty HR web application, and a developer on the university-wide application for students and teachers to manage their coursework and grading.
• Freelance Engineer
  2011 - 2012, 2023
  • Site redesign and complex form builder for AdventSource ecommerce site (C#, ASP.NET, MS SQL Server).
  • New site of company Roaming electronics d.o.o
  • Open source url shortening web application with unit tests. (Python, Django, SQLite, jQuery)
    source code: https://launchpad.net/stega
  • Power Outages Notifications Service https://nestanakstruje.ul.rs/. (Python, Flask, SQLAlchemy, Pytest, SQLite, jQuery)

Education

• Master in Computer Science, Faculty of Mathematics — University of Belgrade, 2010
  Thesis: Register of Digitized Cultural Heritage
  Used tools: DB2, DB2 NSE, Java, JSP, Hibernate, Tomcat, JavaScript (jQuery), HTML, CSS, XML
• Major in Computer Science, Faculty of Mathematics — University of Belgrade, 2008

Software skills

During my professional career I have used a variety of technologies, a number of different programming languages and frameworks. These include:

• Python (Django, Django Rest Framework, Flask)
• Java EE (JSP, Servlet...), C# (ASP.NET), C++, C
• JavaScript (lib. JQuery), Vue.js, HTML, CSS, XML
• Relational Database Management System: PostgreSQL, IBM DB2, MySQL, Microsoft SQL Server, SQLite
• Non Relational Database Management System: MongoDB
• Key-value store: Redis
• Search service: Apache Solr
• Object-relational mapping: Hibernate, Django ORM, SQLAlchemy
• Web servers: Apache, Nginx. Servlet container: Tomcat
• Version control: Git, CVS, SVN, Bazaar

Conferences

• Astronomical data mining or astronomical data processing?
  Sanja Zivotic versus Stevo Segan
  The 16th National Conference of Astronomers of Serbia,
  Belgrade, October 10-12, 2011
• Register of Digitized Cultural Heritage
  The 9th National Conference New Technologies and Standards:
  Digitization of National Heritage, Belgrade, June 16-17, 2010

Languages

• Serbian (native)
• English (professional working proficiency)
• Spanish (basic)
• French (basic)

Hobbies

• Volleyball
• Spanish Language & Culture
• Travel