# Rakuten - **Answer**: Rakuten builds mostly with SQL, Python, Java, JavaScript. Its stack also includes GCP, AWS, MySQL, Redis. SQL is named in 105 of the 335 job postings Rakuten published in the last 12 months (31%). Counted by Alion from the job postings of Rakuten, updated Nov 10, 2026. - **Window days**: 365 - **Postings analysed**: 335 - **Open postings**: 276 - **Technologies in use**: 304 - **Modernity score**: 79 - **Ai adoption**: yes - **License**: CC BY-SA 4.0 ## Company - **Id**: 448445 - **Name**: Rakuten - **Domain**: rakuten.co.jp - **Url**: ## Technologies - **SQL** — Layer: languages; Postings: 105; Share: 0.3134; Required: 104; Open postings: 87; First seen: 2026-04-20 - **Python** — Layer: languages; Postings: 91; Share: 0.2716; Required: 89; Open postings: 78; First seen: 2026-02-17 - **GCP** — Layer: cloud; Postings: 66; Share: 0.197; Required: 61; Open postings: 51; First seen: 2026-02-19 - **CI/CD** — Layer: practices; Postings: 64; Share: 0.191; Required: 59; Open postings: 44; First seen: 2026-04-02 - **Java** — Layer: languages; Postings: 56; Share: 0.1672; Required: 41; Open postings: 41; First seen: 2026-04-03 - **AWS** — Layer: cloud; Postings: 53; Share: 0.1582; Required: 49; Open postings: 47; First seen: 2026-02-19 - **Azure** — Layer: cloud; Postings: 49; Share: 0.1463; Required: 45; Open postings: 41; First seen: 2026-04-02 - **Kubernetes** — Layer: cloud; Postings: 49; Share: 0.1463; Required: 44; Open postings: 39; First seen: 2026-04-02 - **Machine Learning** — Layer: practices; Postings: 46; Share: 0.1373; Required: 46; Open postings: 42; First seen: 2026-04-23 - **JavaScript** — Layer: languages; Postings: 46; Share: 0.1373; Required: 36; Open postings: 33; First seen: 2025-10-29 - **Linux** — Layer: cloud; Postings: 39; Share: 0.1164; Required: 37; Open postings: 33; First seen: 2026-02-17 - **Docker** — Layer: tools; Postings: 39; Share: 0.1164; Required: 35; Open postings: 31; First seen: 2026-04-02 - **Jenkins** — Layer: tools; Postings: 37; Share: 0.1104; Required: 33; Open postings: 24; First seen: 2025-10-29 - **Tableau** — Layer: cloud; Postings: 33; Share: 0.0985; Required: 30; Open postings: 27; First seen: 2026-05-14 - **MySQL** — Layer: data; Postings: 29; Share: 0.0866; Required: 24; Open postings: 24; First seen: 2026-05-28 - **LLM** — Layer: ai; Postings: 26; Share: 0.0776; Required: 26; Open postings: 19; First seen: 2026-06-19 - **AI Agents** — Layer: practices; Postings: 25; Share: 0.0746; Required: 25; Open postings: 20; First seen: 2026-01-10 - **Microsoft Excel** — Layer: tools; Postings: 25; Share: 0.0746; Required: 25; Open postings: 22; First seen: 2026-04-02 - **Git** — Layer: tools; Postings: 25; Share: 0.0746; Required: 22; Open postings: 18; First seen: 2025-10-29 - **Apache Kafka** — Layer: cloud; Postings: 25; Share: 0.0746; Required: 20; Open postings: 17; First seen: 2026-06-19 - **Domo** — Layer: cloud; Postings: 22; Share: 0.0657; Required: 21; Open postings: 20; First seen: 2026-05-29 - **Terraform** — Layer: tools; Postings: 21; Share: 0.0627; Required: 21; Open postings: 15; First seen: 2026-05-25 - **Redis** — Layer: data; Postings: 21; Share: 0.0627; Required: 14; Open postings: 15; First seen: 2026-05-28 - **A/B Testing** — Layer: practices; Postings: 20; Share: 0.0597; Required: 20; Open postings: 15; First seen: 2026-07-03 - **Grafana** — Layer: cloud; Postings: 20; Share: 0.0597; Required: 18; Open postings: 15; First seen: 2026-04-02 - **Google BigQuery** — Layer: data; Postings: 19; Share: 0.0567; Required: 19; Open postings: 11; First seen: 2026-06-19 - **Prometheus** — Layer: tools; Postings: 16; Share: 0.0478; Required: 14; Open postings: 12; First seen: 2026-04-02 - **TypeScript** — Layer: languages; Postings: 16; Share: 0.0478; Required: 13; Open postings: 8; First seen: 2025-10-29 - **Claude Code** — Layer: tools; Postings: 15; Share: 0.0448; Required: 15; Open postings: 10; First seen: 2026-04-02 - **Incident Management** — Layer: practices; Postings: 15; Share: 0.0448; Required: 15; Open postings: 14; First seen: 2026-05-29 - **Oracle** — Layer: data; Postings: 15; Share: 0.0448; Required: 15; Open postings: 13; First seen: 2026-05-28 - **Spring Boot** — Layer: frameworks; Postings: 15; Share: 0.0448; Required: 15; Open postings: 10; First seen: 2026-06-16 - **Windows** — Layer: cloud; Postings: 15; Share: 0.0448; Required: 15; Open postings: 14; First seen: 2026-06-03 - **PHP** — Layer: languages; Postings: 15; Share: 0.0448; Required: 13; Open postings: 14; First seen: 2026-06-16 - **Ansible** — Layer: tools; Postings: 14; Share: 0.0418; Required: 14; Open postings: 9; First seen: 2026-04-02 - **React.js** — Layer: frameworks; Postings: 14; Share: 0.0418; Required: 10; Open postings: 7; First seen: 2025-10-29 - **Copilot** — Layer: tools; Postings: 13; Share: 0.0388; Required: 13; Open postings: 9; First seen: 2026-04-23 - **Figma** — Layer: cloud; Postings: 13; Share: 0.0388; Required: 13; Open postings: 13; First seen: 2026-07-03 - **Looker** — Layer: cloud; Postings: 12; Share: 0.0358; Required: 12; Open postings: 10; First seen: 2026-07-03 - **GitHub Actions** — Layer: cloud; Postings: 11; Share: 0.0328; Required: 10; Open postings: 10; First seen: 2026-06-03 - **Go** — Layer: languages; Postings: 11; Share: 0.0328; Required: 9; Open postings: 8; First seen: 2026-06-08 - **Spark** — Layer: cloud; Postings: 11; Share: 0.0328; Required: 9; Open postings: 9; First seen: 2026-06-19 - **Databricks** — Layer: cloud; Postings: 10; Share: 0.0299; Required: 10; Open postings: 8; First seen: 2026-08-28 - **IAM** — Layer: practices; Postings: 10; Share: 0.0299; Required: 10; Open postings: 8; First seen: 2026-05-25 - **TCP/IP** — Layer: practices; Postings: 10; Share: 0.0299; Required: 10; Open postings: 6; First seen: 2026-06-08 - **Unix** — Layer: cloud; Postings: 10; Share: 0.0299; Required: 10; Open postings: 8; First seen: 2026-04-03 - **MariaDB** — Layer: data; Postings: 10; Share: 0.0299; Required: 9; Open postings: 7; First seen: 2026-05-28 - **Power BI** — Layer: cloud; Postings: 10; Share: 0.0299; Required: 9; Open postings: 10; First seen: 2026-06-03 - **ETL/ELT** — Layer: practices; Postings: 10; Share: 0.0299; Required: 8; Open postings: 8; First seen: 2026-04-21 - **FinOps** — Layer: practices; Postings: 9; Share: 0.0269; Required: 9; Open postings: 7; First seen: 2026-05-25 - … 254 more in the JSON form ## Changes ### First appeared - **Airflow** — First seen: 2026-10-01 - **Azure DevOps** — First seen: 2026-09-29 - **Delta Lake** — First seen: 2026-09-29 - **Firebase** — First seen: 2026-09-18 - **Svelte** — First seen: 2026-09-18 - **Tailwind CSS** — First seen: 2026-09-18 - **Kotlin** — First seen: 2026-09-16 - **Gatling** — First seen: 2026-09-15 ### Rising - **AWS** — Share from: 8; Share to: 19 - **Java** — Share from: 10; Share to: 20 - **Linux** — Share from: 4; Share to: 14 - **GCP** — Share from: 13; Share to: 22 - **Azure** — Share from: 8; Share to: 17 - **Docker** — Share from: 5; Share to: 14 - **Kubernetes** — Share from: 10; Share to: 17 - **JavaScript** — Share from: 10; Share to: 15 ### Falling - **Tableau** — Share from: 14; Share to: 8 - **LLM** — Share from: 11; Share to: 7 - **Domo** — Share from: 10; Share to: 6 - **Incident Management** — Share from: 7; Share to: 4 - **Spring Boot** — Share from: 7; Share to: 4 - **Cassandra** — Share from: 5; Share to: 2 - **PostgreSQL** — Share from: 4; Share to: 1 - **Wi-Fi** — Share from: 4; Share to: 2 ### Not seen 180d - **MuleSoft** — Last seen: 2026-04-23 ## Similar stacks - [OCBC Bank](https://alion.io/company/ocbc/technologies) — Shared technologies: 183 - [Intercontinental Exchange](https://alion.io/company/intercontinental-exchange/technologies) — Shared technologies: 187 - [Brillio](https://alion.io/company/brillio/technologies) — Shared technologies: 215 - [American Express](https://alion.io/company/american-express/technologies) — Shared technologies: 209 - [F5](https://alion.io/company/ffive/technologies) — Shared technologies: 196 - [TransUnion](https://alion.io/company/transunion/technologies) — Shared technologies: 193 - [LTM](https://alion.io/company/ltm/technologies) — Shared technologies: 239 - [Comcast](https://alion.io/company/comcast-corporation/technologies) — Shared technologies: 185 --- [Page](https://alion.io/company/rakuten-5/technologies) · [JSON](https://alion.io/company/rakuten-5/technologies.json) Source: Alion (alion.io), 2026-11-11. 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