# Toast - **Answer**: Toast builds mostly with Kotlin, Java, SQL, JavaScript. Its stack also includes AWS, DynamoDB, PostgreSQL, React.js. Kotlin is named in 144 of the 277 job postings Toast published in the last 12 months (52%). Counted by Alion from the job postings of Toast, updated Nov 14, 2026. - **Window days**: 365 - **Postings analysed**: 277 - **Open postings**: 89 - **Technologies in use**: 183 - **Modernity score**: 83 - **Ai adoption**: yes - **License**: CC BY-SA 4.0 ## Company - **Id**: 13243 - **Name**: Toast - **Domain**: toasttab.com - **Url**: ## Technologies - **Kotlin** — Layer: languages; Postings: 144; Share: 0.5199; Required: 126; Open postings: 53; First seen: 2025-12-09 - **Java** — Layer: languages; Postings: 138; Share: 0.4982; Required: 113; Open postings: 50; First seen: 2025-12-09 - **AWS** — Layer: cloud; Postings: 73; Share: 0.2635; Required: 49; Open postings: 29; First seen: 2025-12-09 - **DynamoDB** — Layer: data; Postings: 68; Share: 0.2455; Required: 31; Open postings: 30; First seen: 2026-02-09 - **PostgreSQL** — Layer: data; Postings: 65; Share: 0.2347; Required: 25; Open postings: 27; First seen: 2026-02-09 - **GraphQL** — Layer: tools; Postings: 61; Share: 0.2202; Required: 34; Open postings: 24; First seen: 2026-02-09 - **AI Agents** — Layer: practices; Postings: 58; Share: 0.2094; Required: 49; Open postings: 15; First seen: 2026-05-08 - **SQL** — Layer: languages; Postings: 53; Share: 0.1913; Required: 43; Open postings: 19; First seen: 2025-12-09 - **LLM** — Layer: ai; Postings: 48; Share: 0.1733; Required: 42; Open postings: 16; First seen: 2026-05-08 - **Rest API** — Layer: tools; Postings: 44; Share: 0.1588; Required: 39; Open postings: 18; First seen: 2025-12-09 - **JavaScript** — Layer: languages; Postings: 41; Share: 0.148; Required: 13; Open postings: 16; First seen: 2026-04-22 - **CI/CD** — Layer: practices; Postings: 39; Share: 0.1408; Required: 28; Open postings: 13; First seen: 2025-12-09 - **TypeScript** — Layer: languages; Postings: 38; Share: 0.1372; Required: 27; Open postings: 13; First seen: 2026-03-19 - **Claude Code** — Layer: tools; Postings: 37; Share: 0.1336; Required: 31; Open postings: 15; First seen: 2026-05-08 - **Python** — Layer: languages; Postings: 36; Share: 0.13; Required: 34; Open postings: 8; First seen: 2026-01-08 - **React.js** — Layer: frameworks; Postings: 35; Share: 0.1264; Required: 19; Open postings: 13; First seen: 2026-05-08 - **Claude** — Layer: ai; Postings: 31; Share: 0.1119; Required: 25; Open postings: 9; First seen: 2026-05-08 - **RabbitMQ** — Layer: cloud; Postings: 27; Share: 0.0975; Required: 5; Open postings: 10; First seen: 2025-12-09 - **Machine Learning** — Layer: practices; Postings: 26; Share: 0.0939; Required: 25; Open postings: 5; First seen: 2026-05-08 - **Tailwind CSS** — Layer: frameworks; Postings: 25; Share: 0.0903; Required: 3; Open postings: 11; First seen: 2026-02-09 - **AWS Lambda** — Layer: cloud; Postings: 24; Share: 0.0866; Required: 5; Open postings: 7; First seen: 2026-04-14 - **Cursor** — Layer: tools; Postings: 23; Share: 0.083; Required: 20; Open postings: 9; First seen: 2026-05-08 - **Snowflake** — Layer: data; Postings: 21; Share: 0.0758; Required: 16; Open postings: 6; First seen: 2026-05-18 - **Apache Pulsar** — Layer: cloud; Postings: 21; Share: 0.0758; Required: 9; Open postings: 13; First seen: 2026-07-07 - **Datadog** — Layer: cloud; Postings: 20; Share: 0.0722; Required: 17; Open postings: 6; First seen: 2026-05-08 - **Apache Kafka** — Layer: cloud; Postings: 17; Share: 0.0614; Required: 12; Open postings: 7; First seen: 2025-12-09 - **Spark** — Layer: cloud; Postings: 17; Share: 0.0614; Required: 8; Open postings: 5; First seen: 2026-04-14 - **Model Context Protocol** — Layer: tools; Postings: 16; Share: 0.0578; Required: 13; Open postings: 6; First seen: 2026-04-22 - **Go** — Layer: languages; Postings: 15; Share: 0.0542; Required: 15; Open postings: 6; First seen: 2026-07-13 - **Microsoft Excel** — Layer: tools; Postings: 15; Share: 0.0542; Required: 15; Open postings: 5; First seen: 2026-08-21 - **Copilot** — Layer: tools; Postings: 15; Share: 0.0542; Required: 13; Open postings: 3; First seen: 2026-05-08 - **Amazon S3** — Layer: cloud; Postings: 14; Share: 0.0505; Required: 5; Open postings: 4; First seen: 2026-04-14 - **Agentic Workflows** — Layer: practices; Postings: 13; Share: 0.0469; Required: 11; Open postings: 2; First seen: 2026-05-08 - **GitHub** — Layer: cloud; Postings: 13; Share: 0.0469; Required: 11; Open postings: 1; First seen: 2026-04-09 - **Amazon SageMaker** — Layer: cloud; Postings: 13; Share: 0.0469; Required: 9; Open postings: 0; First seen: 2026-06-12 - **Storybook** — Layer: tools; Postings: 13; Share: 0.0469; Required: 0; Open postings: 7; First seen: 2026-08-05 - **Terraform** — Layer: tools; Postings: 12; Share: 0.0433; Required: 7; Open postings: 9; First seen: 2026-09-14 - **Docker** — Layer: tools; Postings: 11; Share: 0.0397; Required: 9; Open postings: 6; First seen: 2025-12-09 - **Splunk** — Layer: cloud; Postings: 11; Share: 0.0397; Required: 8; Open postings: 6; First seen: 2026-07-30 - **OpenSearch** — Layer: data; Postings: 11; Share: 0.0397; Required: 7; Open postings: 4; First seen: 2026-08-05 - **A/B Testing** — Layer: practices; Postings: 10; Share: 0.0361; Required: 8; Open postings: 1; First seen: 2026-06-12 - **Prompt Engineering** — Layer: practices; Postings: 9; Share: 0.0325; Required: 9; Open postings: 0; First seen: 2026-07-22 - **Function Calling** — Layer: practices; Postings: 9; Share: 0.0325; Required: 8; Open postings: 2; First seen: 2026-05-08 - **dbt** — Layer: tools; Postings: 9; Share: 0.0325; Required: 8; Open postings: 1; First seen: 2026-06-01 - **Apex** — Layer: languages; Postings: 9; Share: 0.0325; Required: 7; Open postings: 2; First seen: 2026-03-12 - **Human-in-the-Loop** — Layer: practices; Postings: 9; Share: 0.0325; Required: 5; Open postings: 2; First seen: 2026-09-01 - **RAG** — Layer: practices; Postings: 9; Share: 0.0325; Required: 2; Open postings: 2; First seen: 2026-06-01 - **Figma** — Layer: cloud; Postings: 8; Share: 0.0289; Required: 7; Open postings: 3; First seen: 2026-05-20 - **Kubernetes** — Layer: cloud; Postings: 8; Share: 0.0289; Required: 7; Open postings: 6; First seen: 2025-12-09 - **AWS Bedrock** — Layer: cloud; Postings: 8; Share: 0.0289; Required: 6; Open postings: 0; First seen: 2026-07-08 - … 133 more in the JSON form ## Changes ### First appeared - **FFmpeg** — First seen: 2026-11-12 - **C** — First seen: 2026-11-12 - **Atlantis** — First seen: 2026-11-05 - **Cloudflare** — First seen: 2026-11-05 - **Envoy** — First seen: 2026-11-05 - **Istio** — First seen: 2026-11-05 - **Service Mesh** — First seen: 2026-11-05 - **FinOps** — First seen: 2026-10-29 ### Rising - **GraphQL** — Share from: 12; Share to: 25 - **Microsoft Excel** — Share from: 0; Share to: 8 - **Rest API** — Share from: 9; Share to: 16 - **Tailwind CSS** — Share from: 4; Share to: 10 - **Go** — Share from: 1; Share to: 7 - **Terraform** — Share from: 0; Share to: 6 - **Storybook** — Share from: 1; Share to: 6 - **Human-in-the-Loop** — Share from: 0; Share to: 5 ### Falling - **CI/CD** — Share from: 31; Share to: 8 - **AWS** — Share from: 37; Share to: 23 - **Machine Learning** — Share from: 19; Share to: 6 - **GitHub** — Share from: 12; Share to: 2 - **PyTorch** — Share from: 10; Share to: 0 - **Scikit-learn** — Share from: 10; Share to: 0 - **TensorFlow** — Share from: 10; Share to: 0 - **Amazon SageMaker** — Share from: 12; Share to: 3 ### Not seen 180d - **Okta** — Last seen: 2026-05-18 ## Similar stacks - [Cornerstone OnDemand](https://alion.io/company/cornerstone-ondemand/technologies) — Shared technologies: 123 - [Exadel](https://alion.io/company/exadel-3/technologies) — Shared technologies: 120 - [Pearson VUE](https://alion.io/company/pearsonvue/technologies) — Shared technologies: 136 - [SailPoint](https://alion.io/company/sailpoint/technologies) — Shared technologies: 127 - [Algoleap](https://alion.io/company/algoleap-technologies/technologies) — Shared technologies: 131 - [Pearson](https://alion.io/company/pearson/technologies) — Shared technologies: 138 - [Sigma Software Group](https://alion.io/company/sigma-software-group/technologies) — Shared technologies: 137 - [Genesys](https://alion.io/company/genesys/technologies) — Shared technologies: 128 --- [Page](https://alion.io/company/toasttab/technologies) · [JSON](https://alion.io/company/toasttab/technologies.json) Source: Alion (alion.io), 2026-11-15. 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