Ivan Appel

Software Engineer

Amsterdam, North Holland, Netherlands17 yrs 11 mos experience

Highly Stable

Key Highlights

Expert in Python and Rust for backend development.
Proven track record in algorithmic trading systems.
Strong experience in managing production environments.

Stackforce AI infers this person is a Fintech and Infrastructure expert with strong backend development skills.

Contact

ivan.appel@gmail.com LinkedIn

Skills

Core Skills

PythonRustFlaskPhpJavaSql

Other Skills

Node.jsReact.jsTimescaleDBLinuxDockerCeleryPostgreSQLJavaScriptCInfluxDBAnsibleMySQLXMLUMLFIX

About

Smart. Get things done. Also humble.

Experience

17 yrs 11 mos

Total Experience

2 yrs 5 mos

Average Tenure

7 mos

Current Experience

C11 labs

Rust / DeFi Software Engineer

Oct 2025 – Present · 7 mos · Amsterdam, North Holland, Netherlands

Career break

Personal goal pursuit

Jul 2025 – Oct 2025 · 3 mos

Took some time away from regular full-time work to tick a few passion projects off the bucket list.

Blocktech b.v.

Staff Software Engineer

Apr 2020 – Jun 2025 · 5 yrs 2 mos · Amsterdam, North Holland, Netherlands

Algorithmic trading of cryptocurrencies' options and futures, and all sorts of backend engineering that it entails
Lead developer / Architect / Mentor / Occasional manager
Python, Rust, Node.js, React.js, TimescaleDB, Linux, Docker

PythonRustNode.jsReact.jsTimescaleDBLinux+1

Fashion cloud

Software Engineer

Apr 2019 – Mar 2020 · 11 mos · The Randstad, Netherlands

Optiver

2 roles

Site Reliability Tech Lead

Jul 2017 – Jan 2019 · 1 yr 6 mos · The Randstad, Netherlands

Same as before + additional responsibilities as a manager and an architect (and more meetings)

Site Reliability Engineer

Nov 2013 – Jan 2019 · 5 yrs 2 mos · The Randstad, Netherlands

Custom solutions for deployment, monitoring, audit, configuration management, data pipelining and various other things necessary to keep diverse production environment with thousands of applications on hundreds of servers efficiently controlled.
Python, Flask, Celery, PostgreSQL, JavaScript, C, InfluxDB, Ansible.

PythonFlaskCeleryPostgreSQLJavaScriptC+2

Tmg

Software Developer

Jun 2012 – Oct 2013 · 1 yr 4 mos · The Randstad, Netherlands

Software Engineer at hyves.nl
Development and maintenance of Hyves social network and related projects
PHP, Python, Javascript, MySQL, Linux.

PHPPythonJavaScriptMySQLLinux

Deutsche bank

Java Developer / Associate

May 2010 – May 2012 · 2 yrs · Moscow, Russian Federation

Java developer in AutobahnFX Options project.
Spoke, wrote and thought in multiple languages including Java, SQL, XML, UML, Python, FIX, Traderese, Brokerian and Developish.

JavaSQLXMLUMLPythonFIX+3

Rocket software

Software Engineer

Oct 2007 – Apr 2010 · 2 yrs 6 mos · Chelyabinsk, Russia

Software engineer at Telecom business unit of Rocket Software (Chelyabinsk R&D office).
Development and maintenance of Java Swing-based frontend and Python/C++/Java backend for multi-tier Rocket Network Management System.