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Iakov Nakhimovski

Iakov Nakhimovski

Expert System Simulation Software Developer

Göteborg, SE
English, Swedish, Russian

Background


About

About

20+ years solving hard technical problems in simulation software and system modeling, working across embedded systems, desktop tools, and cloud platforms. For the past decade, combined hands-on engineering with leadership—guiding teams, shaping technical direction, and helping products and people grow. Quick at turning complex or vague requirements into clear, practical solutions. Industry experience spans automotive, aerospace, and HVAC. Technical focus has evolved from numerical desktop tools to cloud platforms and machine-learning workflows.

Work Experience

Work Experience

  • Independent Consultant, Symoptia AB

    Oct, 2025 - Present

    Helping customers in all aspects of System Simulation Software Development.

  • Independent Consultant, GD Midea ACEq Co. Ltd

    Dec, 2025 - May, 20265 months

    Contributed to in-house simulation software development; improved simulation performance by optimizing C#/C++ interop and introduction of parallel processing. Utilized modern spec driven development methods via GitHub Copilot to boost developer productivity. Developed and ran trainings on both numerical algorithm and software development workflows.

  • Independent Consultant, SimTek Co., Ltd.

    Sep, 2025 - Nov, 20253 months

    Software Development R&D in System Simulation - provided training, assessment and support on SDLC, DevOps, software architecture and workflows.

  • Product Owner, Application, Integration and Workflows (AIW) teamModelon AB

    Oct, 2024 - Jul, 202510 months

    Led the AIW team of 9 responsible for the core user experience and key integrations of Modelon Impact, Modelon's cloud-based simulation platform. Scope included the Collaboration App, Excel 365 Add-In, application backends, and integrations with JupyterLab and VS Code. Oversaw distribution of Modelica libraries and licensing tools.

    • Defined the team's technical direction and managed the product backlog and day-to-day operations

    • Drove improvements in performance and robustness, including introduction of an extended Language Server Protocol (LSP) over WebSocket

    • Contributed to architecture development, code reviews, feature development, support and bug fixes in frontend and backend

    • Led exploratory efforts toward integrating AI capabilities into Modelon Impact (MCP, RAG)

  • Principal Engineer, Engineering Workflows and Integrations (FLOW) teamModelon AB

    May, 2022 - Sep, 20242 years 5 months

    Provided technical leadership across several teams in the product development organization, focusing on full-stack design and implementation of key cloud-based features in Modelon Impact.

    • Led development of major features including collaboration and sharing over models and simulation workspaces

    • Developed a customization framework and a toolbox for component calibration

    • Created open-source API client libraries (Python and JavaScript) for Modelon Impact

    • Developed Office 365 Excel Add-In for Modelon Impact

    • Managed a core team of 7 engineers and coordinated efforts across three additional teams

  • Team Lead, Automation, Integration & Deployment (AID)Modelon AB

    Jan, 2019 - Apr, 20223 years 4 months

    The AID team was responsible for the development, delivery and operation of tools and infrastructure for automated workflows for Modelling & Simulation engineers. This included model regression testing, licensing and encryption tools, product packaging and CI. Also responsible for Modelon's FMI products. Carried both technical lead and first line management responsibilities. Development done in Python, C/C++, Groovy and scripts.

  • Senior Software Developer, Simulation & Optimization R&DModelon AB

    Jan, 2011 - Dec, 20188 years

    Expert in system simulations, working in high-profile customer projects across automotive, aerospace, and thermal management industries. Contributed to the FMI standard development, acting as architect and lead developer for the FMI Compliance Checker. Played specialist/architect support role with Modelon's product development teams including JModelica.org platform.

    • Tech lead/project manager/product owner within project teams of up to 10 developers

    • Contributed to the FMI standard development (fmi-standard.org)

    • Architect and lead developer for the FMI Compliance Checker

    • Specialist/architect support for JModelica.org platform

  • Research Engineer, Modeling and Simulation, Engineering Research Centre, SKF

    Jan, 2004 - Dec, 20118 years

    Grew from a junior team member to an experienced engineer with project management responsibilities. Participated in all stages of development and maintenance of an in-house simulation system.

Projects Experience

Projects Experience

Skills

Skills

  • Modeling, Simulation & Analysis

    Modelica

    MATLAB

    Mathematica

    FMI

    System Modeling

    Numerical Methods

    Thermodynamic Systems

    Mechanical Systems

  • Software Development & Programming

    Python

    C/C++

    C#

    TypeScript

    Java

    React

    Node.js

    MPI/OpenMP/pthreads

    Docker

    Shell Scripting

  • Web APIs & Protocols

    REST

    WebSockets

    JSON-RPC

    LSP

    CORBA

  • SaaS, Cloud & DevOps

    Docker

    Kubernetes

    Azure AKS

    JupyterHub

    Keycloak

    OAuth

    Datadog

    Sentry

    Jenkins

    GitLab CI

    GitHub Actions

    Artifactory

    Renovate

  • Machine Learning & Data Science

    scikit-learn

    Keras

    TensorFlow

    Jupyter

  • Leadership & Project Management

    Team Lead

    Tech Lead

    Architect

    Product Owner

    SAFe

    Jira

    Confluence

    DDD

    BDD

    OOD

    C4 Models

Education

Education

  • Computer Science, PhD, Linköping University

    Jan, 1999 - Dec, 2006

    Contributions to the Modeling and Simulation of Mechanical Systems with Detailed Contact Analysis

  • Computer Science and Electrical Engineering, Diploma (equivalent to MSc) with High Honors, St-Petersburg ElectroTechnical University

    Jan, 1992 - Dec, 1998

    Specialization in Software Design and CAD/CAE

Publications

Publications