Voltmasters
As of 30 October 2026, Voltmasters has 15 open roles (0 new in 30 days), its software engineering team is hiring most, and its postings name MQTT, Amazon Web Services and InfluxDB as the tools the team works in.
As of 30 October 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.
- Headquarters
- Gistel, Vlaanderen, Belgium
- Employees
- 11-50 employees (estimated)
- Sells to
- installation partners, installers, energy storage installers
- Certifications on site
- Site languages
- EN, NL, DE, FR, PT, IT, ES, PL, RO
- Career system
- Ownsite_html
Voltmasters in one screen
Read from voltmasters.io: what the company does, the customers it names, the buyers we can actually see, and the companies that sell the same thing.
Voltmasters is a software company from Gistel, Belgium, that provides an energy management system (EMS) for installers. It connects batteries, solar panels and EV charging infrastructure to optimise energy use, trade on dynamic prices and the imbalance market, and manage grid compliance. Its platform, controller and partner portal are offered to installation partners.
Named on the site: installation partners, installers, energy storage installers.
Nearest companies by what they do, sell and whom they serve, 51+ employees. 594 scored.
What Voltmasters says it runs
Tools named in the company's own postings as the team's systems, with the sentence that says so. What the website and DNS show is listed separately.
• Keep our MQTT brokers and data platform reliable and performant.• Manage and automate our cloud infrastructure on AWS.• Build and maintain data pipelines that process sensor and meter data via MQTT, InfluxDB and AWS.You work on the core of our EMS platform, built in Laravel and connected to a network of smart devices.• Manage containers with Docker.• Integrate with hardware such as inverters, batteries and meters via Modbus, MQTT and CAN.• You have basic knowledge of JavaScript, TypeScript or PHP.• You have basic knowledge of JavaScript, TypeScript or PHP.• You have experience with machine learning in Python (e.g.• You have experience with embedded development in TypeScript.• Integrate with hardware such as inverters, batteries and meters via Modbus, MQTT and CAN.• Knowledge of embedded Linux and communication protocols (Modbus, MQTT, CAN).• Knowledge of time-series or streaming (Kafka, MQTT) and databases (InfluxDB, PostgreSQL).PyTorch, scikit-learn).Vendors whose code loads on voltmasters.io or whose records sit in its DNS. Page plumbing (libraries, fonts, consent banners) is left out.
15 open roles, 0 opened in 90 days
Read hourly from the company's career system. Open roles and new roles in the last 30 days, by team. Companies hiring software engineering in Belgium →
| open · new 30 d | |
|---|---|
| Software engineering | 5 · 0 |
| Business development & strategy | 4 · 0 |
| Data & AI | 2 · 0 |
| Facilities cleaning and security | 1 · 0 |
| Marketing & communications | 1 · 0 |
| Sales | 1 · 0 |
What is changing, read from the postings
Intents are events the employer states about itself, each with the sentence and the posting it came from.
No change signals read in the current postings.
Sales, marketing and IT leaders by function. Add Voltmasters to a monitor and get a webhook when a role opens, a tool appears or a signal is read.
Start free, no card. The first 20 are above; e-mails are verified at the mail server when you open them.
Companies like Voltmasters
Nearest by what they do, what they sell and whom they sell to, 51+ employees. 6 of 594 scored.
From the company's own website
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
Voltmasters (Gistel, Belgium, 11-50 employees) has 15 open roles, 0 new in 30 days, and names 14 tools in its postings. (Breaknorm, 30 October 2026, https://breaknorm.co/company/voltmasters.io)
Read from the source, not self-reported
Every number on this page can be traced to a page we crawled or a posting we read. Full methodology →
- ProfileBuilt from voltmasters.io: summary, offerings, customers, certifications and contact points are extracted from its pages, with a confidence score per field.
- HiringRead hourly from the company's Ownsite_html career site; reposts collapse into one record.
- Tech stackTools the employer's own text names as the team's systems, with the quote; website scripts counted separately.
- HeadcountLinkedIn where known, otherwise estimated from the site.
Voltmasters: questions
Does Voltmasters use MQTT?
Yes, by the company's own words: 5 postings name it, first seen 2026-06-13, in the software engineering team.
Is Voltmasters hiring?
15 open roles as of 30 October 2026, 0 opened in the last 30 days and 0 closed. The largest team hiring is software engineering.
Where does this profile come from?
From voltmasters.io itself: we crawled it on 2026-08-14, built the profile on 2026-08-16, and read its career site (Ownsite_html) hourly since. Headcount is from LinkedIn.
Who should I write to at Voltmasters?
The people are behind the login: decision makers by function, verified at the mail server when you open them. 2 public role addresses from the site are there too.
Get this company your way
The same data as a search, over MCP and the API, as bulk files, or pushed to you as it changes.
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