Software development company in Estonia
Rootcastle is a software development company with an office in Tallinn, Estonia. Our engineering team builds custom web and mobile interfaces, APIs, data pipelines and IoT platforms for industrial companies. We agree on scope, delivery milestones and acceptance criteria before development starts, with on-site work for measurement and commissioning when required.
- ~9 h of working day shared with Tallinn
- English · Türkçe · Español
- Remote + on site
Where we help industry in Estonia
Key sectors and the typical work we take on in each.
Electronics and appliances
End-of-line test stations, device firmware and over-the-air updates, IoT connectivity built into products.
Energy and renewables
Condition monitoring for turbines, generators and pumping stations; telemetry that gathers data from dispersed sites; SCADA and remote-access security.
Furniture and wood products
Fault prevention on panel saws, CNC and presses; energy monitoring for dust extraction and compressors; order and production software.
Logistics and trade
Location and event telemetry for vehicle and container fleets; warehouse temperature monitoring; mobile apps that keep data through patchy connectivity.
How we work
Discovery, software, analysis and follow-up run remotely; we travel to Estonia when the work needs to be next to the machine.
Discovery call
We define the problem, the machine and the data you already have in an online call.
Measurement and data
Where needed we install sensors or collect data from your existing systems.
Pilot
A pilot on one line or machine with a measurable goal.
Rollout and follow-up
We scale what works and keep watching it remotely.
Frequently asked questions
Do you have an office in Estonia?
Yes, our Estonia office is in Tallinn. We work from our offices in Ankara (Türkiye), Tallinn (Estonia, EU) and St. Petersburg (Florida, USA). For Estonia the work runs from our EU office in Tallinn, Estonia, with about 9 hours of shared working day, and we travel for on-site work.
Which languages do you work in?
English, Turkish and Spanish; Bulgarian as well.
How does a project start?
With an online call about the problem, the site and your data. We then send a written proposal with scope, timeline and a measurable goal.