# Corto - **Answer**: Corto builds mostly with TypeScript, JavaScript, C#, Python. Its stack also includes AWS, AWS Lambda, DynamoDB, PostgreSQL. AWS is named in 19 of the 33 job postings Corto published in the last 12 months (58%). Counted by Alion from the job postings of Corto, updated Nov 13, 2026. - **Window days**: 365 - **Postings analysed**: 33 - **Open postings**: 11 - **Technologies in use**: 105 - **Modernity score**: 80 - **Ai adoption**: yes - **License**: CC BY-SA 4.0 ## Company - **Id**: 4017 - **Name**: Corto - **Domain**: cortoptyltd.com - **Url**: ## Technologies - **AWS** — Layer: cloud; Postings: 19; Share: 0.5758; Required: 19; Open postings: 5; First seen: 2026-06-14 - **TypeScript** — Layer: languages; Postings: 14; Share: 0.4242; Required: 14; Open postings: 4; First seen: 2026-06-15 - **JavaScript** — Layer: languages; Postings: 13; Share: 0.3939; Required: 9; Open postings: 4; First seen: 2026-06-15 - **CI/CD** — Layer: practices; Postings: 12; Share: 0.3636; Required: 12; Open postings: 4; First seen: 2026-07-21 - **C#** — Layer: languages; Postings: 10; Share: 0.303; Required: 9; Open postings: 3; First seen: 2026-06-28 - **Python** — Layer: languages; Postings: 10; Share: 0.303; Required: 8; Open postings: 3; First seen: 2026-06-28 - **AWS Lambda** — Layer: cloud; Postings: 9; Share: 0.2727; Required: 9; Open postings: 4; First seen: 2026-06-28 - **DynamoDB** — Layer: data; Postings: 9; Share: 0.2727; Required: 9; Open postings: 4; First seen: 2026-06-28 - **PostgreSQL** — Layer: data; Postings: 8; Share: 0.2424; Required: 8; Open postings: 3; First seen: 2026-06-28 - **Amazon ECS** — Layer: cloud; Postings: 7; Share: 0.2121; Required: 7; Open postings: 3; First seen: 2026-06-28 - **Amazon S3** — Layer: cloud; Postings: 7; Share: 0.2121; Required: 7; Open postings: 3; First seen: 2026-06-28 - **IAM** — Layer: practices; Postings: 6; Share: 0.1818; Required: 6; Open postings: 3; First seen: 2026-06-14 - **LLM** — Layer: ai; Postings: 6; Share: 0.1818; Required: 6; Open postings: 2; First seen: 2026-06-28 - **React.js** — Layer: frameworks; Postings: 6; Share: 0.1818; Required: 6; Open postings: 3; First seen: 2026-06-15 - **Node JS** — Layer: languages; Postings: 6; Share: 0.1818; Required: 5; Open postings: 2; First seen: 2026-06-15 - **Datadog** — Layer: cloud; Postings: 5; Share: 0.1515; Required: 5; Open postings: 2; First seen: 2026-06-28 - **Claude** — Layer: ai; Postings: 4; Share: 0.1212; Required: 4; Open postings: 1; First seen: 2026-06-28 - **MS SQL** — Layer: data; Postings: 4; Share: 0.1212; Required: 4; Open postings: 0; First seen: 2026-06-28 - **Model Context Protocol** — Layer: tools; Postings: 4; Share: 0.1212; Required: 4; Open postings: 1; First seen: 2026-06-28 - **Rest API** — Layer: tools; Postings: 4; Share: 0.1212; Required: 4; Open postings: 1; First seen: 2026-07-20 - **Git** — Layer: tools; Postings: 4; Share: 0.1212; Required: 3; Open postings: 2; First seen: 2026-08-10 - **.NET** — Layer: cloud; Postings: 3; Share: 0.0909; Required: 3; Open postings: 1; First seen: 2026-07-20 - **AI Agents** — Layer: practices; Postings: 3; Share: 0.0909; Required: 3; Open postings: 1; First seen: 2026-06-28 - **ASP.NET Core** — Layer: frameworks; Postings: 3; Share: 0.0909; Required: 3; Open postings: 0; First seen: 2026-06-28 - **AWS Bedrock** — Layer: cloud; Postings: 3; Share: 0.0909; Required: 3; Open postings: 2; First seen: 2026-08-19 - **Amazon Aurora** — Layer: data; Postings: 3; Share: 0.0909; Required: 3; Open postings: 3; First seen: 2026-10-12 - **Amazon CloudWatch** — Layer: cloud; Postings: 3; Share: 0.0909; Required: 3; Open postings: 2; First seen: 2026-09-16 - **Docker** — Layer: tools; Postings: 3; Share: 0.0909; Required: 3; Open postings: 1; First seen: 2026-08-19 - **Figma** — Layer: cloud; Postings: 3; Share: 0.0909; Required: 3; Open postings: 2; First seen: 2026-10-06 - **Langfuse** — Layer: cloud; Postings: 3; Share: 0.0909; Required: 3; Open postings: 1; First seen: 2026-06-28 - **OpenAI** — Layer: cloud; Postings: 3; Share: 0.0909; Required: 3; Open postings: 1; First seen: 2026-06-28 - **RAG** — Layer: practices; Postings: 3; Share: 0.0909; Required: 3; Open postings: 0; First seen: 2026-06-28 - **SQL** — Layer: languages; Postings: 3; Share: 0.0909; Required: 3; Open postings: 1; First seen: 2026-06-28 - **Terraform** — Layer: tools; Postings: 3; Share: 0.0909; Required: 3; Open postings: 2; First seen: 2026-09-16 - **Postman** — Layer: cloud; Postings: 3; Share: 0.0909; Required: 2; Open postings: 0; First seen: 2026-08-12 - **Amazon EC2** — Layer: cloud; Postings: 2; Share: 0.0606; Required: 2; Open postings: 1; First seen: 2026-09-16 - **Amazon EKS** — Layer: cloud; Postings: 2; Share: 0.0606; Required: 2; Open postings: 1; First seen: 2026-09-16 - **Bitbucket** — Layer: cloud; Postings: 2; Share: 0.0606; Required: 2; Open postings: 1; First seen: 2026-08-10 - **Claude Code** — Layer: tools; Postings: 2; Share: 0.0606; Required: 2; Open postings: 0; First seen: 2026-07-20 - **CloudFormation** — Layer: tools; Postings: 2; Share: 0.0606; Required: 2; Open postings: 2; First seen: 2026-10-12 - **Copilot** — Layer: tools; Postings: 2; Share: 0.0606; Required: 2; Open postings: 0; First seen: 2026-07-20 - **Embeddings** — Layer: practices; Postings: 2; Share: 0.0606; Required: 2; Open postings: 1; First seen: 2026-06-28 - **FastAI** — Layer: frameworks; Postings: 2; Share: 0.0606; Required: 2; Open postings: 1; First seen: 2026-07-22 - **Function Calling** — Layer: practices; Postings: 2; Share: 0.0606; Required: 2; Open postings: 1; First seen: 2026-06-28 - **Grafana** — Layer: cloud; Postings: 2; Share: 0.0606; Required: 2; Open postings: 1; First seen: 2026-09-16 - **LangSmith** — Layer: cloud; Postings: 2; Share: 0.0606; Required: 2; Open postings: 0; First seen: 2026-06-28 - **MySQL** — Layer: data; Postings: 2; Share: 0.0606; Required: 2; Open postings: 2; First seen: 2026-08-19 - **Next.js** — Layer: frameworks; Postings: 2; Share: 0.0606; Required: 2; Open postings: 0; First seen: 2026-06-15 - **Playwright** — Layer: frameworks; Postings: 2; Share: 0.0606; Required: 2; Open postings: 0; First seen: 2026-08-25 - **Prometheus** — Layer: tools; Postings: 2; Share: 0.0606; Required: 2; Open postings: 1; First seen: 2026-09-16 - … 55 more in the JSON form ## Changes ### First appeared - **Amazon Aurora** — First seen: 2026-10-12 - **CloudFormation** — First seen: 2026-10-12 - **Figma** — First seen: 2026-10-06 - **Storybook** — First seen: 2026-10-06 - **Redis** — First seen: 2026-09-17 - **Amazon CloudWatch** — First seen: 2026-09-16 - **Terraform** — First seen: 2026-09-16 - **Amazon EC2** — First seen: 2026-09-16 ### Rising - **JavaScript** — Share from: 20; Share to: 48 - **Python** — Share from: 20; Share to: 35 - **AWS Bedrock** — Share from: 0; Share to: 13 - **Amazon Aurora** — Share from: 0; Share to: 13 - **Amazon CloudWatch** — Share from: 0; Share to: 13 - **Docker** — Share from: 0; Share to: 13 - **Figma** — Share from: 0; Share to: 13 - **Terraform** — Share from: 0; Share to: 13 ### Falling - **ASP.NET Core** — Share from: 30; Share to: 0 - **C#** — Share from: 50; Share to: 22 - **Claude** — Share from: 30; Share to: 4 - **MS SQL** — Share from: 30; Share to: 4 - **Rest API** — Share from: 30; Share to: 4 - **Amazon S3** — Share from: 30; Share to: 17 ## Similar stacks - [Appnovation](https://alion.io/company/appnovation/technologies) — Shared technologies: 74 - [Exadel](https://alion.io/company/exadel-3/technologies) — Shared technologies: 78 - [Banco BTG Pactual](https://alion.io/company/btgpactual/technologies) — Shared technologies: 77 - [Smartsheet](https://alion.io/company/smartsheet/technologies) — Shared technologies: 74 - [Applied Systems](https://alion.io/company/appliedsystems/technologies) — Shared technologies: 71 - [Xtremax](https://alion.io/company/xtremax-pte-ltd/technologies) — Shared technologies: 72 - [Robots & Pencils](https://alion.io/company/robots-and-pencils/technologies) — Shared technologies: 73 - [CodeRoad](https://alion.io/company/coderoad/technologies) — Shared technologies: 75 --- [Page](https://alion.io/company/cortoptyltd/technologies) · [JSON](https://alion.io/company/cortoptyltd/technologies.json) Source: Alion (alion.io), 2026-11-13. 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