# Rakuten - **Answer**: Rakuten builds mostly with Java, JavaScript, Python, TypeScript. Its stack also includes Kubernetes, AWS, React.js, Spring Boot. Java is named in 18 of the 31 job postings Rakuten published in the last 12 months (58%). Counted by Alion from the job postings of Rakuten, updated Nov 13, 2026. - **Window days**: 365 - **Postings analysed**: 31 - **Open postings**: 10 - **Technologies in use**: 161 - **Modernity score**: 82 - **Ai adoption**: yes - **License**: CC BY-SA 4.0 ## Company - **Id**: 13251 - **Name**: Rakuten - **Domain**: rakuten.co.in - **Url**: ## Technologies - **CI/CD** — Layer: practices; Postings: 22; Share: 0.7097; Required: 17; Open postings: 5; First seen: 2026-07-15 - **Java** — Layer: languages; Postings: 18; Share: 0.5806; Required: 17; Open postings: 4; First seen: 2026-07-15 - **Kubernetes** — Layer: cloud; Postings: 18; Share: 0.5806; Required: 12; Open postings: 5; First seen: 2026-07-22 - **AWS** — Layer: cloud; Postings: 13; Share: 0.4194; Required: 10; Open postings: 3; First seen: 2026-07-22 - **Azure** — Layer: cloud; Postings: 13; Share: 0.4194; Required: 10; Open postings: 4; First seen: 2026-07-22 - **Docker** — Layer: tools; Postings: 13; Share: 0.4194; Required: 6; Open postings: 3; First seen: 2026-07-22 - **GCP** — Layer: cloud; Postings: 12; Share: 0.3871; Required: 9; Open postings: 4; First seen: 2026-07-22 - **JavaScript** — Layer: languages; Postings: 10; Share: 0.3226; Required: 7; Open postings: 3; First seen: 2026-07-22 - **Jenkins** — Layer: tools; Postings: 10; Share: 0.3226; Required: 7; Open postings: 3; First seen: 2026-07-15 - **Python** — Layer: languages; Postings: 9; Share: 0.2903; Required: 8; Open postings: 5; First seen: 2026-07-22 - **React.js** — Layer: frameworks; Postings: 9; Share: 0.2903; Required: 8; Open postings: 2; First seen: 2026-07-22 - **Prometheus** — Layer: tools; Postings: 9; Share: 0.2903; Required: 6; Open postings: 3; First seen: 2026-07-22 - **Spring Boot** — Layer: frameworks; Postings: 8; Share: 0.2581; Required: 8; Open postings: 2; First seen: 2026-08-27 - **Grafana** — Layer: cloud; Postings: 8; Share: 0.2581; Required: 5; Open postings: 3; First seen: 2026-07-22 - **LLM** — Layer: ai; Postings: 7; Share: 0.2258; Required: 7; Open postings: 3; First seen: 2026-08-27 - **TypeScript** — Layer: languages; Postings: 7; Share: 0.2258; Required: 7; Open postings: 2; First seen: 2026-07-22 - **Git** — Layer: tools; Postings: 7; Share: 0.2258; Required: 6; Open postings: 3; First seen: 2026-07-15 - **SQL** — Layer: languages; Postings: 7; Share: 0.2258; Required: 4; Open postings: 1; First seen: 2026-07-15 - **MySQL** — Layer: data; Postings: 6; Share: 0.1935; Required: 6; Open postings: 4; First seen: 2026-08-27 - **Rest API** — Layer: tools; Postings: 6; Share: 0.1935; Required: 5; Open postings: 3; First seen: 2026-08-27 - **Cursor** — Layer: tools; Postings: 6; Share: 0.1935; Required: 3; Open postings: 1; First seen: 2026-08-27 - **Claude** — Layer: ai; Postings: 5; Share: 0.1613; Required: 4; Open postings: 1; First seen: 2026-08-27 - **Terraform** — Layer: tools; Postings: 5; Share: 0.1613; Required: 4; Open postings: 4; First seen: 2026-07-22 - **Datadog** — Layer: cloud; Postings: 5; Share: 0.1613; Required: 3; Open postings: 2; First seen: 2026-07-22 - **Go** — Layer: languages; Postings: 5; Share: 0.1613; Required: 3; Open postings: 1; First seen: 2026-07-24 - **GitLab CI** — Layer: cloud; Postings: 4; Share: 0.129; Required: 3; Open postings: 1; First seen: 2026-07-15 - **LangChain** — Layer: frameworks; Postings: 4; Share: 0.129; Required: 2; Open postings: 2; First seen: 2026-10-12 - **Fine-tuning** — Layer: practices; Postings: 4; Share: 0.129; Required: 0; Open postings: 1; First seen: 2026-07-30 - **FinOps** — Layer: practices; Postings: 3; Share: 0.0968; Required: 3; Open postings: 1; First seen: 2026-07-30 - **Hibernate** — Layer: frameworks; Postings: 3; Share: 0.0968; Required: 3; Open postings: 0; First seen: 2026-07-22 - **New Relic** — Layer: cloud; Postings: 3; Share: 0.0968; Required: 3; Open postings: 1; First seen: 2026-07-22 - **Platform Engineering** — Layer: practices; Postings: 3; Share: 0.0968; Required: 3; Open postings: 1; First seen: 2026-07-22 - **Redis** — Layer: data; Postings: 3; Share: 0.0968; Required: 3; Open postings: 1; First seen: 2026-08-27 - **Angular** — Layer: frameworks; Postings: 3; Share: 0.0968; Required: 2; Open postings: 0; First seen: 2026-07-22 - **GitHub Actions** — Layer: cloud; Postings: 3; Share: 0.0968; Required: 2; Open postings: 1; First seen: 2026-07-15 - **Next.js** — Layer: frameworks; Postings: 3; Share: 0.0968; Required: 2; Open postings: 1; First seen: 2026-07-24 - **Google BigQuery** — Layer: data; Postings: 3; Share: 0.0968; Required: 1; Open postings: 1; First seen: 2026-10-12 - **LlamaIndex** — Layer: frameworks; Postings: 3; Share: 0.0968; Required: 1; Open postings: 1; First seen: 2026-10-12 - **Maven** — Layer: tools; Postings: 3; Share: 0.0968; Required: 1; Open postings: 1; First seen: 2026-07-15 - **RAG** — Layer: practices; Postings: 3; Share: 0.0968; Required: 1; Open postings: 1; First seen: 2026-10-12 - **Claude Code** — Layer: tools; Postings: 3; Share: 0.0968; Required: 0; Open postings: 0; First seen: 2026-08-27 - **Prompt Engineering** — Layer: practices; Postings: 3; Share: 0.0968; Required: 0; Open postings: 1; First seen: 2026-10-12 - **A/B Testing** — Layer: practices; Postings: 2; Share: 0.0645; Required: 2; Open postings: 1; First seen: 2026-07-24 - **Apache Kafka** — Layer: cloud; Postings: 2; Share: 0.0645; Required: 2; Open postings: 0; First seen: 2026-08-27 - **ArgoCD** — Layer: tools; Postings: 2; Share: 0.0645; Required: 2; Open postings: 1; First seen: 2026-07-22 - **Cypress** — Layer: frameworks; Postings: 2; Share: 0.0645; Required: 2; Open postings: 1; First seen: 2026-09-26 - **Django** — Layer: frameworks; Postings: 2; Share: 0.0645; Required: 2; Open postings: 0; First seen: 2026-07-24 - **Flask** — Layer: frameworks; Postings: 2; Share: 0.0645; Required: 2; Open postings: 0; First seen: 2026-07-24 - **Hallucination** — Layer: practices; Postings: 2; Share: 0.0645; Required: 2; Open postings: 0; First seen: 2026-07-24 - **Jest** — Layer: frameworks; Postings: 2; Share: 0.0645; Required: 2; Open postings: 1; First seen: 2026-09-26 - … 111 more in the JSON form ## Changes ### First appeared - **LangGraph** — First seen: 2026-10-28 - **PostgreSQL** — First seen: 2026-10-28 ### Rising - **Spring Boot** — Share from: 0; Share to: 38 - **LLM** — Share from: 0; Share to: 33 - **MySQL** — Share from: 0; Share to: 29 - **Rest API** — Share from: 0; Share to: 29 - **Cursor** — Share from: 0; Share to: 29 - **GCP** — Share from: 20; Share to: 48 - **Claude** — Share from: 0; Share to: 24 - **SQL** — Share from: 10; Share to: 29 ### Falling - **Angular** — Share from: 30; Share to: 0 - **React.js** — Share from: 40; Share to: 24 - **TypeScript** — Share from: 30; Share to: 19 - **Git** — Share from: 30; Share to: 19 ## Similar stacks - [Deutsche Telekom Digital Labs](https://alion.io/company/deutsche-telekom-digital-labs/technologies) — Shared technologies: 135 - [Intercontinental Exchange](https://alion.io/company/intercontinental-exchange/technologies) — Shared technologies: 134 - [Tesco](https://alion.io/company/tesco/technologies) — Shared technologies: 120 - [U.S. Bank](https://alion.io/company/usbank-com/technologies) — Shared technologies: 135 - [Tekion](https://alion.io/company/tekion/technologies) — Shared technologies: 112 - [RemoteStar](https://alion.io/company/remotestar/technologies) — Shared technologies: 115 - [Infor](https://alion.io/company/infor/technologies) — Shared technologies: 124 - [London Stock Exchange Group](https://alion.io/company/lseg/technologies) — Shared technologies: 141 --- [Page](https://alion.io/company/rakuten/technologies) · [JSON](https://alion.io/company/rakuten/technologies.json) Source: Alion (alion.io), 2026-11-13. 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