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Reaktor Tech Stack

Digital product design and engineering for enterprise transformation

IT Services and IT Consulting Helsinki, - 501–1,000 employees Founded 2000 Privately Held

Reaktor is a 700-person engineering consultancy building digital products for Fortune 500 clients across Europe, North America, and Asia. The stack—TypeScript, Java, Scala, Python, React, Node.js, plus cloud (AWS, Azure, GCP)—spans full-stack product work; active projects in AI services, ML pipelines, streaming, and semantic search show a shift toward data-heavy product delivery. Pain points around fragmented infrastructure and messy data environments are real client problems Reaktor is solving, not just selling.

Tech Stack 48 technologies

Core StackTypeScript JavaScript Node.js Java Scala Kotlin Python React React Native Swift PostgreSQL AWS Snowflake Redshift Databricks dbt C++ Terraform CloudFormation Go GitHub Actions Clojure Azure GCP SQL JavaScript/TypeScript AWS CDK CI/CD Bash PowerShell+18 more

AdoptingCI/CD

What Reaktor Is Building

◆Challenges

Streamlining fragmented infrastructure
Reducing operational costs
Messy fragmented data environments
Complex data landscapes
Data governance compliance
Integrating existing infrastructure
Reducing administrative burden
Retail undergoing profound transformation

▲Active Projects

Cloud platform design and operation
New project proposals
Production-grade ai services
Continuous training data pipelines
Ml model deployment pipelines
Infrastructure automation
Infrastructure integration
Sales and proposal support
Media streaming recommendation pipeline
Semantic search engine

Hiring Activity

Steady30 roles · 10 in 30d

Department

Engineering

23

Data

2

Sales

2

Healthcare

1

Product

1

Seniority

Mid

10

Senior

10

Lead

8

Director

1

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About Reaktor

Reaktor designs and builds digital products and services for enterprise clients, with a track record in media, retail, industrial, and logistics sectors. The company runs 700 designers, developers, and strategists across six offices and is actively hiring engineering, data, and product roles across Finland, Peru, Portugal, and Japan. Core work spans cloud platform design, infrastructure automation, AI/ML pipelines, and streaming systems—indicating movement toward embedded engineering for complex data and AI challenges rather than pure custom development.

HeadquartersHelsinki, -

Company Size501–1,000 employees

Founded2000

Hiring MarketsFinland, Peru, Portugal, Japan

Frequently Asked Questions

What tech stack does Reaktor use?

TypeScript, JavaScript, React, Node.js, Java, Scala, Python, PostgreSQL, AWS, Azure, GCP, Snowflake, dbt, Terraform, and GitHub Actions. Full-stack across frontend, backend, data, and infrastructure.

What is Reaktor working on?

Cloud platform design, AI services, ML pipelines (training data, model deployment), infrastructure automation, media streaming recommendations, semantic search, and sales support infrastructure.