26.10.2026 aktualisiert
100 % verfügbar
Senior Software Architect & Principal Consultant | Cybersecurity | Distributed Systems
Tampere, Finnland
Weltweit
M.Sc. in Software Engineering / Computer ScienceÜber mich
Seasoned Software Engineering professional with emphasis on cybersecurity. Extraordinary problem solving skills.
Skills
C (Programmiersprache)C++Client-Server-ArchitekturData ArchitectureDigitale SystemeDatagram Transport Layer SecurityHost Based Security SystemsBlockchainSoftware Configuration ManagementSolution ArchitectureSystemarchitekturSystemsicherheitRust (Programming Language)SicherheitssystemeServersysteme
Software Architecture & System Design
Over 30 years of experience designing and implementing complex systems across multiple domains, including cyber defense, logistics, government, manufacturing, telecom, and healthcare. Expertise in building systems ranging from embedded devices to large-scale distributed transaction management and database systems serving millions of users.
Cybersecurity & Secure Embedded Systems
Architecture, implementation, and testing of ultra-secure embedded cyber defence appliances for confidential clients. Focus on high-assurance environments and strict security requirements, with hands-on experience in technologies such as Linux, C/C++, Rust, Yocto, Verilog, IPv4, FRRouting, OSPF, BFD, and nftables.
Distributed Systems & High-Availability Solutions
Leadership in architecture and development of high-availability transaction and database systems. Design and maintenance of business-critical 24/7 systems handling logistics, invoicing, and personal data, with a strong focus on reliability, scalability, and maintainability.
Database Systems & Transaction Management
Extensive experience with Oracle Database, PL/SQL, MySQL, Tuxedo, JMS AQ, and SQL. Design of data lifecycle management solutions to meet legal and operational requirements.
Legacy System Modernization
Leadership in replacing legacy systems with modern architectures, improving system reliability, scalability, and maintainability across large enterprise environments.
DevOps & Test-Driven Development
Practical application of DevOps principles and Test-Driven Development (TDD) in software engineering projects, ensuring high code quality and continuous delivery.
High Speed Networking & Dataplanes
Experience with high-speed networking technologies and dataplane implementations, including IPv4, OSPF, BFD, FRRouting, and nftables in demanding network environments.
Technical Leadership & Mentoring
Experience as Head of Software Engineering Program, Senior Lecturer, and Guest Lecturer at universities. Supervision of thesis work and training of international teams in software development and FPGA technologies.
Over 30 years of experience designing and implementing complex systems across multiple domains, including cyber defense, logistics, government, manufacturing, telecom, and healthcare. Expertise in building systems ranging from embedded devices to large-scale distributed transaction management and database systems serving millions of users.
Cybersecurity & Secure Embedded Systems
Architecture, implementation, and testing of ultra-secure embedded cyber defence appliances for confidential clients. Focus on high-assurance environments and strict security requirements, with hands-on experience in technologies such as Linux, C/C++, Rust, Yocto, Verilog, IPv4, FRRouting, OSPF, BFD, and nftables.
Distributed Systems & High-Availability Solutions
Leadership in architecture and development of high-availability transaction and database systems. Design and maintenance of business-critical 24/7 systems handling logistics, invoicing, and personal data, with a strong focus on reliability, scalability, and maintainability.
Database Systems & Transaction Management
Extensive experience with Oracle Database, PL/SQL, MySQL, Tuxedo, JMS AQ, and SQL. Design of data lifecycle management solutions to meet legal and operational requirements.
Legacy System Modernization
Leadership in replacing legacy systems with modern architectures, improving system reliability, scalability, and maintainability across large enterprise environments.
DevOps & Test-Driven Development
Practical application of DevOps principles and Test-Driven Development (TDD) in software engineering projects, ensuring high code quality and continuous delivery.
High Speed Networking & Dataplanes
Experience with high-speed networking technologies and dataplane implementations, including IPv4, OSPF, BFD, FRRouting, and nftables in demanding network environments.
Technical Leadership & Mentoring
Experience as Head of Software Engineering Program, Senior Lecturer, and Guest Lecturer at universities. Supervision of thesis work and training of international teams in software development and FPGA technologies.
Erfahrung
Berufserfahrungmehr als 10 Jahre
Freelancer seit1991
Sprachen
FinnishMutterspracheEnglishverhandlungssicher
Projekthistorie
Lecturing on software development and FPGA technologies. Supervising thesis work.
Consulting in software architecture, cybersecurity, and large-scale systems. Designed and implemented ultra-secure embedded cyber defence appliances for confidential clients. Led architecture and development of high-availability transaction and database systems. Delivered Linux and open-source consultancy and training. Technologies: Linux, C/C++, Rust, Yocto, Verilog, IPv4, FRRouting, OSPF, BFD, nftables, SQL, Oracle-Tuxedo, MySQL, PL/SQL, XML, JSON, DevOps, TDD.
Designed and maintained business-critical 24/7 systems handling logistics, invoicing, and personal data. Led replacement of legacy systems with modern architectures. Designed data lifecycle management solutions to meet legal and operational requirements. Improved system reliability, scalability, and maintainability. Also led an Outsourcing Transition Project: designed maintenance processes for offshore team, created and improved technical documentation, and trained international teams. Technologies: Oracle Database, PL/SQL, Tuxedo, JMS AQ, UML, Enterprise Architect, Linux.