Paul Opmann

01

About Me

I'm a full-stack engineer with 7+ years of experience building and maintaining production web applications. My work spans application architecture, backend services, frontend implementation, infrastructure, and production reliability.

Technologies I am most experienced with

My favorite technologies

02

Experience

Pawno

Apr 2025 - Current

Estonia, Tallinn

CTO | Senior Full-Stack Software Engineer

At Pawno, I lead the technical direction of a fintech platform, covering architecture, infrastructure, and full-stack product delivery.

Own API design, data modeling, deployment strategy, and production reliability.
Build internal tools, integrations, and customer-facing systems.
Set engineering priorities and implementation plans across the platform.

TypeScriptNodeNext.jsReactGoGCP

Freel

Dec 2025 - Current

Estonia, Tallinn

Senior Full-Stack Software Engineer

Part-time

At Freel, I cover frontend architecture, backend design, and product implementation.

Shape frontend structure, state management, and API integration.
Design backend boundaries, validation, data models, and persistence.
Maintain technical quality across fast-moving product changes.

TypeScriptNodeNext.jsReact

Lawato

Sep 2021 - Nov 2024

Remote

2 positions

Team Lead | Senior Full-Stack Software Engineer

Sep 2022 - Nov 2024

At Lawato, I led a small engineering team on a B2B CRM platform while staying responsible for technical planning and full-stack delivery.

Coordinated technical planning, code review, and release readiness.
Designed CRM modules, API contracts, data models, and integrations.
Managed estimates, technical tradeoffs, and delivery risk across product work.

TypeScriptNodeNext.jsReactGoAWS

Senior Full-Stack Software Engineer

Sep 2021 - Aug 2022

At Lawato, I worked as a senior full-stack engineer on the CRM platform before moving into the team lead role.

Built CRM modules across frontend, backend, and integration layers.
Implemented application logic, API contracts, and user-facing CRM behavior.
Refactored high-change areas and resolved production issues.

TypeScriptNodeNext.jsReactGoAWS

Lumav Commerce

Nov 2021 - Nov 2022

Estonia, Tallinn

Full-Stack Software Engineer

At Lumav Commerce, I worked as a full-stack engineer on ecommerce storefront and backend systems.

Implemented checkout, catalog, order handling, and platform integrations.
Built storefront customizations and admin-facing ecommerce functionality.
Resolved production issues in legacy and active ecommerce codebases.

TypeScriptNodePHPReact

Freelance

Jun 2020 - Nov 2021

Remote

Full-Stack Software Engineer

As a freelancer, I delivered full-stack web applications for clients across fintech, CRM, and ecommerce.

Delivered production web applications from requirements through deployment.
Worked directly with clients on scope, technical tradeoffs, and implementation planning.
Built frontend modules, APIs, database models, integrations, and admin tools.
Maintained live systems after launch.

TypeScriptNodeNext.jsPHPReactGo

Pipedrive

Aug 2019 - May 2020

Tallinn, Estonia

Back-End Software Engineer

At Pipedrive, I worked as a backend engineer on CRM microservices, APIs, integrations, and production support.

Built backend code for core CRM modules.
Implemented backend APIs, services, and application logic.
Handled data-model changes, integration work, debugging, and production fixes.
Participated in on-call rotation, monitoring, and incident investigation.

TypeScriptNodePHPReactGo

03

Projects

This section is currently under construction and will be coming soon.

04

Get In Touch

Have a project in mind? Let's work together to bring your ideas to life.

paul.opmann@proton.me