About Michał Płoneczka

Michał Płoneczka

Engineering leader with 14+ years building scalable enterprise solutions that power millions of transactions. I specialize in transforming complex business challenges into elegant technical architectures — from SaaS platforms and e-commerce systems to CRM, CMS, and workflow automation.

Currently serving as Chief Development Officer at Linker Cloud, leading a team of software developers and overseeing 25+ microservices. In parallel, I run Coders Group — a freelance consultancy I founded in 2013, with 20+ production applications delivered across e-commerce, logistics, healthcare, SaaS, and fintech.

MSc Eng. (mgr inż.) — Silesian University of Technology, Information Techniques (2004–2009)

Track Record

14+ 14+ years of professional experience
25+ 25+ microservices designed and deployed
20+ 20+ production applications delivered
40% Reduced operational costs 40%, improved performance 3x

Professional Experience

2022 — present

Chief Development Officer — Linker Cloud

Leading a team of software developers, responsible for all applications and microservices. Introduced new technologies and architectural solutions.

2013 — present

Owner — Coders Group

Software development consultancy — 20+ production applications delivered across e-commerce, logistics, healthcare, SaaS, and fintech. Full-cycle development from concept to maintenance.

2013

PHP Backend Developer — Sky Gate

E-commerce platforms, SaaS solutions, and social networking systems. Architected database schemas and developed RESTful APIs.

2012 — 2013

Technical Trainer — ForsinIT

Developed and delivered training programs on PostgreSQL administration and database design principles.

2011 — 2013

Full Stack Developer — Hrba Software

Full-stack development of e-commerce, CRM, and CMS applications using Symfony framework. Implemented automated testing with PHPUnit and Behat.

2011 — 2013

Full Stack Developer — TopSpot

Built e-commerce platform for sports retail chain with real-time inventory sync across 10+ physical locations. Developed SaaS marketplace for B2B services.

2008 — 2011

Full Stack Developer — VoxNet S.A.

Built call center platform with progressive dialing engine for telecommunications company. Developed CRM and data integration systems for sales operations.

My latest focus is n8n workflow automation — I build open-source community nodes that connect Polish government and business APIs to the automation ecosystem. These nodes let companies automate contractor verification, VAT compliance, exchange rate monitoring, and more — zero config, install in seconds.

Technical Expertise

Backend: PHP 5-8, Symfony 3.x-7.x, GoLang
Automation: n8n, TypeScript, REST APIs, SOAP APIs
Databases: PostgreSQL, MySQL/MariaDB, MongoDB, Elasticsearch, Redis
Infrastructure: Docker, Kubernetes, Amazon AWS, RabbitMQ
Frontend: Angular (1-20), React, TypeScript
Architecture: Microservices, DDD, Event-Driven Systems

n8n Community Nodes

I develop and maintain open-source n8n community nodes for Polish government APIs — including CEIDG, KRS, Biała Lista VAT, NBP, VIES, SMSAPI, NFZ, InPost, and more. All nodes are published on npm under MIT license.

Browse n8n Nodes

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