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Nenad Vukicevic, Software Developer in Belgrade, Serbia
Nenad Vukicevic

Software Developer in Belgrade, Serbia

Member since June 11, 2014
Nenad is an experienced senior full-stack developer and tech lead with extensive experience in JavaScript, Java, and Python. He also excels with databases, web infrastructure administration, and system architecture.
Nenad is now available for hire
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Portfolio

Experience

Location

Belgrade, Serbia

Availability

Part-time

Preferred Environment

Ubuntu, Sublime Text, Git

The most amazing...

...thing I've coded is the Crunch JavaScript library for fast arbitrary-precision arithmetic.

Employment

  • Tech Lead

    2015 - PRESENT
    TetraScience
    • Led a team of engineers as the tech lead for a Y-combinator startup.
    • Designed and implemented a data lake.
    • Designed and implemented an IoT platform.
    • Designed and implemented microservice architecture.
    • Reduced AWS costs by 75% on a large-scale deployment.
    Technologies: Node, Postgres, React, AWS

  • Software Engineer

    2015 - 2016
    ZYX Integrated Technologies
    • Architected a new application based on a graph database.
    Technologies: Node, Neo4J, Angular, PHP

  • Consultant

    2015 - 2015
    NanoHeal
    • Troubleshot a high-load application.
    • Optimized database queries and the web server configuration.
    • Rewrote the Node.js-based application code.
    Technologies: MySQL, Nginx, Node, C++

  • Senior Web Developer

    2013 - 2015
    GroundLink
    • Created a flexible and simple customization system for non-technical employees to customize the company website.
    • Redesigned the login system to move from a non-random, non-secure token system to be more robust and secure.
    • Created a responsive design for a complicated multi-step booking process.
    • Designed a secure single sign-on solution between very restricted legacy systems and new applications.
    • Re-factored poorly designed and implemented solutions, bringing a previously unsuccessful project to completion.
    Technologies: Play Framework, Bootstrap, LifeRay

  • Senior Consultant

    2011 - 2013
    Ascendant Technology, an Avnet Company
    • Led a devops team at one of the world's largest banks, working on their internal collaboration platform.
    • Designed database failover infrastructure for multiple clients.
    • Designed and implemented LDAP replication and failover systems.
    • Worked with the latest IBM technologies for single sign-on and security applications.
    • Implemented internal systems for collaboration and version control.
    Technologies: IBM WebSphere, DB2, Connections

  • Developer

    2010 - 2011
    Lakeview Technologies
    • Developed a distributed peer-to-peer backup system with encryption and privacy features.
    • Worked on expanding a popular electronic trading platform.
    • Optimized memory-intensive graphing functions to work with a fraction of previously required resources.
    • Implemented an auction platform for recyclable materials.
    • Created a system for on-the-fly distribution of mathematical models between server and client.
    Technologies: Python, Java

Experience

  • Crunch (Development)
    https://github.com/vukicevic/crunch

    Crunch is an arbitrary-precision integer arithmetic library for JavaScript. It has been designed to execute arithmetic operations as quickly as possible, in particular those upon which asymmetric encryption crypto-systems such as RSA are built.

  • Verbatim (Development)
    https://verbatim.link

    A pastebin website.

Skills

  • Languages

    ECMAScript (ES6), JavaScript, Python, Scala, PHP, C++, Java

  • Frameworks

    Redux, Hapi.js, Express.js

  • Libraries/APIs

    AMQP, React, Node.js, Facebook API, Google API

  • Tools

    NPM, Nginx, Mongoose, AWS Athena, AWS CloudFormation, AWS Glue, AWS SDK, AWS ECS, Amazon SQS, Travis CI, AWS Push Notification Service (AWS SNS), Docker Compose

  • Paradigms

    Agile Software Development, DevOps, MEAN Stack, Clean Code

  • Platforms

    Amazon Web Services (AWS), Linux, AWS Lambda, Docker, Rancher

  • Industry Expertise

    Security, Internet of Things (IoT)

  • Storage

    Redis, PostgreSQL, MongoDB, Data Lake Design, Data Lakes, AWS S3, MySQL, Neo4j, IBM DB2, Elasticsearch

  • Other

    Cryptography, API Design

Education

  • Master's degree in Electrical & Electronic Engineering
    2002 - 2007
    Imperial College, University of London - London

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