# Allegro - **Answer**: Allegro builds mostly with Kotlin, Java, Python, SQL. Its stack also includes Windows, GitHub, Google BigQuery, React.js. Windows is named in 177 of the 206 job postings Allegro published in the last 12 months (86%). Counted by Alion from the job postings of Allegro, updated Nov 14, 2026. - **Window days**: 365 - **Postings analysed**: 206 - **Open postings**: 62 - **Technologies in use**: 176 - **Modernity score**: 82 - **Ai adoption**: yes - **License**: CC BY-SA 4.0 ## Company - **Id**: 1876195 - **Name**: Allegro - **Domain**: allegro.eu - **Url**: ## Technologies - **Windows** — Layer: cloud; Postings: 177; Share: 0.8592; Required: 115; Open postings: 52; First seen: 2026-07-16 - **GitHub** — Layer: cloud; Postings: 174; Share: 0.8447; Required: 108; Open postings: 49; First seen: 2026-07-16 - **Machine Learning** — Layer: practices; Postings: 173; Share: 0.8398; Required: 120; Open postings: 51; First seen: 2026-07-16 - **Kubernetes** — Layer: cloud; Postings: 170; Share: 0.8252; Required: 118; Open postings: 50; First seen: 2026-07-16 - **Docker** — Layer: tools; Postings: 168; Share: 0.8155; Required: 113; Open postings: 48; First seen: 2026-07-16 - **GitHub Actions** — Layer: cloud; Postings: 166; Share: 0.8058; Required: 105; Open postings: 48; First seen: 2026-07-16 - **Consul** — Layer: tools; Postings: 163; Share: 0.7913; Required: 102; Open postings: 48; First seen: 2026-07-16 - **Service Mesh** — Layer: practices; Postings: 158; Share: 0.767; Required: 99; Open postings: 48; First seen: 2026-07-16 - **Kotlin** — Layer: languages; Postings: 71; Share: 0.3447; Required: 70; Open postings: 20; First seen: 2026-07-16 - **Java** — Layer: languages; Postings: 70; Share: 0.3398; Required: 63; Open postings: 20; First seen: 2026-07-16 - **Python** — Layer: languages; Postings: 62; Share: 0.301; Required: 59; Open postings: 16; First seen: 2026-07-16 - **SQL** — Layer: languages; Postings: 55; Share: 0.267; Required: 51; Open postings: 15; First seen: 2026-07-18 - **GCP** — Layer: cloud; Postings: 48; Share: 0.233; Required: 46; Open postings: 14; First seen: 2026-07-16 - **AI Agents** — Layer: practices; Postings: 36; Share: 0.1748; Required: 31; Open postings: 6; First seen: 2026-07-16 - **Google BigQuery** — Layer: data; Postings: 36; Share: 0.1748; Required: 30; Open postings: 9; First seen: 2026-07-16 - **Azure** — Layer: cloud; Postings: 31; Share: 0.1505; Required: 28; Open postings: 5; First seen: 2026-07-18 - **CI/CD** — Layer: practices; Postings: 31; Share: 0.1505; Required: 25; Open postings: 6; First seen: 2026-07-18 - **JavaScript** — Layer: languages; Postings: 31; Share: 0.1505; Required: 14; Open postings: 7; First seen: 2026-07-16 - **React.js** — Layer: frameworks; Postings: 28; Share: 0.1359; Required: 26; Open postings: 5; First seen: 2026-07-16 - **Apache Kafka** — Layer: cloud; Postings: 28; Share: 0.1359; Required: 21; Open postings: 8; First seen: 2026-07-17 - **TypeScript** — Layer: languages; Postings: 27; Share: 0.1311; Required: 23; Open postings: 5; First seen: 2026-07-16 - **Spark** — Layer: cloud; Postings: 23; Share: 0.1117; Required: 16; Open postings: 3; First seen: 2026-07-16 - **A/B Testing** — Layer: practices; Postings: 22; Share: 0.1068; Required: 13; Open postings: 6; First seen: 2026-07-18 - **C#** — Layer: languages; Postings: 19; Share: 0.0922; Required: 10; Open postings: 4; First seen: 2026-07-18 - **Spring Boot** — Layer: frameworks; Postings: 17; Share: 0.0825; Required: 17; Open postings: 5; First seen: 2026-07-17 - **Copilot** — Layer: tools; Postings: 17; Share: 0.0825; Required: 15; Open postings: 2; First seen: 2026-07-16 - **LLM** — Layer: ai; Postings: 15; Share: 0.0728; Required: 15; Open postings: 4; First seen: 2026-07-18 - **Tableau** — Layer: cloud; Postings: 15; Share: 0.0728; Required: 10; Open postings: 3; First seen: 2026-07-18 - **Git** — Layer: tools; Postings: 14; Share: 0.068; Required: 9; Open postings: 2; First seen: 2026-07-18 - **Linux** — Layer: cloud; Postings: 13; Share: 0.0631; Required: 12; Open postings: 2; First seen: 2026-07-26 - **PostgreSQL** — Layer: data; Postings: 13; Share: 0.0631; Required: 11; Open postings: 0; First seen: 2026-07-17 - **Vertex AI** — Layer: cloud; Postings: 13; Share: 0.0631; Required: 9; Open postings: 4; First seen: 2026-07-16 - **dbt** — Layer: tools; Postings: 13; Share: 0.0631; Required: 6; Open postings: 3; First seen: 2026-07-18 - **.NET** — Layer: cloud; Postings: 12; Share: 0.0583; Required: 12; Open postings: 4; First seen: 2026-07-18 - **Scala** — Layer: languages; Postings: 12; Share: 0.0583; Required: 12; Open postings: 3; First seen: 2026-07-17 - **Looker** — Layer: cloud; Postings: 11; Share: 0.0534; Required: 11; Open postings: 3; First seen: 2026-09-10 - **Jetpack Compose** — Layer: frameworks; Postings: 11; Share: 0.0534; Required: 5; Open postings: 1; First seen: 2026-07-18 - **Grafana** — Layer: cloud; Postings: 11; Share: 0.0534; Required: 4; Open postings: 6; First seen: 2026-07-29 - **Clean Architecture** — Layer: practices; Postings: 10; Share: 0.0485; Required: 10; Open postings: 2; First seen: 2026-07-18 - **Pandas** — Layer: frameworks; Postings: 10; Share: 0.0485; Required: 10; Open postings: 4; First seen: 2026-07-18 - **Scikit-learn** — Layer: frameworks; Postings: 10; Share: 0.0485; Required: 10; Open postings: 4; First seen: 2026-07-18 - **Time Series** — Layer: practices; Postings: 10; Share: 0.0485; Required: 10; Open postings: 4; First seen: 2026-07-16 - **Prometheus** — Layer: tools; Postings: 10; Share: 0.0485; Required: 3; Open postings: 5; First seen: 2026-07-29 - **GitOps** — Layer: practices; Postings: 9; Share: 0.0437; Required: 9; Open postings: 4; First seen: 2026-07-30 - **MVI** — Layer: practices; Postings: 9; Share: 0.0437; Required: 9; Open postings: 1; First seen: 2026-07-18 - **MVVM** — Layer: practices; Postings: 9; Share: 0.0437; Required: 9; Open postings: 1; First seen: 2026-07-18 - **PyTorch** — Layer: frameworks; Postings: 9; Share: 0.0437; Required: 9; Open postings: 3; First seen: 2026-07-18 - **Rest API** — Layer: tools; Postings: 9; Share: 0.0437; Required: 7; Open postings: 0; First seen: 2026-07-29 - **Swift** — Layer: languages; Postings: 8; Share: 0.0388; Required: 7; Open postings: 0; First seen: 2026-08-13 - **AWS** — Layer: cloud; Postings: 8; Share: 0.0388; Required: 6; Open postings: 1; First seen: 2026-07-18 - … 126 more in the JSON form ## Changes ### Rising - **Tableau** — Share from: 2; Share to: 9 - **Looker** — Share from: 0; Share to: 7 - **Power BI** — Share from: 0; Share to: 5 - **Microsoft Excel** — Share from: 0; Share to: 4 - **Agentic Workflows** — Share from: 0; Share to: 3 - **SwiftUI** — Share from: 0; Share to: 3 - **Gemini** — Share from: 0; Share to: 3 - **Angular** — Share from: 0; Share to: 3 ### Falling - **Kotlin** — Share from: 52; Share to: 30 - **Java** — Share from: 50; Share to: 30 - **Spark** — Share from: 19; Share to: 9 - **React.js** — Share from: 21; Share to: 12 - **Apache Kafka** — Share from: 21; Share to: 12 - **JavaScript** — Share from: 21; Share to: 13 - **TypeScript** — Share from: 19; Share to: 12 - **PostgreSQL** — Share from: 12; Share to: 5 ## Similar stacks - [eBay](https://alion.io/company/ebay/technologies) — Shared technologies: 122 - [Deutsche Telekom Digital Labs](https://alion.io/company/deutsche-telekom-digital-labs/technologies) — Shared technologies: 126 - [Sigma Software Group](https://alion.io/company/sigma-software-group/technologies) — Shared technologies: 127 - [UPS](https://alion.io/company/ups/technologies) — Shared technologies: 116 - [T-Mobile](https://alion.io/company/t-mobile-com/technologies) — Shared technologies: 116 - [Algoleap](https://alion.io/company/algoleap-technologies/technologies) — Shared technologies: 119 - [Business Integration Partners](https://alion.io/company/bip-5/technologies) — Shared technologies: 131 - [GEICO](https://alion.io/company/geico-3/technologies) — Shared technologies: 119 --- [Page](https://alion.io/company/allegro-eu/technologies) · [JSON](https://alion.io/company/allegro-eu/technologies.json) Source: Alion (alion.io), 2026-11-14. 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