# BILL - **Answer**: BILL builds mostly with SQL, Python, Java, JavaScript. Its stack also includes Tableau, AWS, DynamoDB, MySQL. SQL is named in 19 of the 56 job postings BILL published in the last 12 months (34%). Counted by Alion from the job postings of BILL, updated Nov 12, 2026. - **Window days**: 365 - **Postings analysed**: 56 - **Open postings**: 20 - **Technologies in use**: 108 - **Modernity score**: 84 - **Ai adoption**: yes - **License**: CC BY-SA 4.0 ## Company - **Id**: 35412 - **Name**: BILL - **Domain**: bill.com - **Url**: ## Technologies - **SQL** — Layer: languages; Postings: 19; Share: 0.3393; Required: 19; Open postings: 8; First seen: 2025-06-02 - **Python** — Layer: languages; Postings: 15; Share: 0.2679; Required: 15; Open postings: 4; First seen: 2025-11-21 - **Tableau** — Layer: cloud; Postings: 12; Share: 0.2143; Required: 11; Open postings: 3; First seen: 2025-11-21 - **AWS** — Layer: cloud; Postings: 10; Share: 0.1786; Required: 10; Open postings: 5; First seen: 2025-06-02 - **Claude** — Layer: ai; Postings: 10; Share: 0.1786; Required: 9; Open postings: 5; First seen: 2026-07-06 - **AI Agents** — Layer: practices; Postings: 9; Share: 0.1607; Required: 9; Open postings: 4; First seen: 2026-06-15 - **LLM** — Layer: ai; Postings: 9; Share: 0.1607; Required: 9; Open postings: 2; First seen: 2026-06-15 - **Microsoft Excel** — Layer: tools; Postings: 8; Share: 0.1429; Required: 6; Open postings: 1; First seen: 2026-07-02 - **dbt** — Layer: tools; Postings: 8; Share: 0.1429; Required: 5; Open postings: 2; First seen: 2026-06-15 - **CI/CD** — Layer: practices; Postings: 7; Share: 0.125; Required: 7; Open postings: 4; First seen: 2025-06-02 - **Copilot** — Layer: tools; Postings: 4; Share: 0.0714; Required: 4; Open postings: 1; First seen: 2026-07-06 - **DynamoDB** — Layer: data; Postings: 4; Share: 0.0714; Required: 4; Open postings: 3; First seen: 2026-10-04 - **Java** — Layer: languages; Postings: 4; Share: 0.0714; Required: 4; Open postings: 4; First seen: 2025-06-02 - **MySQL** — Layer: data; Postings: 4; Share: 0.0714; Required: 4; Open postings: 3; First seen: 2026-10-04 - **Rest API** — Layer: tools; Postings: 4; Share: 0.0714; Required: 4; Open postings: 1; First seen: 2025-06-02 - **JavaScript** — Layer: languages; Postings: 4; Share: 0.0714; Required: 3; Open postings: 1; First seen: 2026-07-03 - **Trino** — Layer: data; Postings: 4; Share: 0.0714; Required: 2; Open postings: 0; First seen: 2026-06-15 - **Agentic Workflows** — Layer: practices; Postings: 3; Share: 0.0536; Required: 3; Open postings: 2; First seen: 2026-06-26 - **Amazon ECS** — Layer: cloud; Postings: 3; Share: 0.0536; Required: 3; Open postings: 2; First seen: 2026-10-04 - **Apache Kafka** — Layer: cloud; Postings: 3; Share: 0.0536; Required: 3; Open postings: 0; First seen: 2026-07-10 - **Datadog** — Layer: cloud; Postings: 3; Share: 0.0536; Required: 3; Open postings: 1; First seen: 2026-08-31 - **Figma** — Layer: cloud; Postings: 3; Share: 0.0536; Required: 3; Open postings: 1; First seen: 2026-04-28 - **Fine-tuning** — Layer: practices; Postings: 3; Share: 0.0536; Required: 3; Open postings: 3; First seen: 2026-07-17 - **Gemini** — Layer: ai; Postings: 3; Share: 0.0536; Required: 3; Open postings: 0; First seen: 2026-07-06 - **Model Context Protocol** — Layer: tools; Postings: 3; Share: 0.0536; Required: 3; Open postings: 0; First seen: 2026-06-15 - **Oracle** — Layer: data; Postings: 3; Share: 0.0536; Required: 3; Open postings: 2; First seen: 2026-10-04 - **RAG** — Layer: practices; Postings: 3; Share: 0.0536; Required: 3; Open postings: 1; First seen: 2026-06-15 - **Splunk** — Layer: cloud; Postings: 3; Share: 0.0536; Required: 3; Open postings: 1; First seen: 2026-08-31 - **TypeScript** — Layer: languages; Postings: 3; Share: 0.0536; Required: 2; Open postings: 2; First seen: 2026-08-31 - **Adobe After Effects** — Layer: tools; Postings: 2; Share: 0.0357; Required: 2; Open postings: 0; First seen: 2026-04-28 - **Amazon Kinesis** — Layer: cloud; Postings: 2; Share: 0.0357; Required: 2; Open postings: 2; First seen: 2026-10-04 - **Amazon S3** — Layer: cloud; Postings: 2; Share: 0.0357; Required: 2; Open postings: 2; First seen: 2026-10-04 - **Azure** — Layer: cloud; Postings: 2; Share: 0.0357; Required: 2; Open postings: 0; First seen: 2026-07-03 - **C#** — Layer: languages; Postings: 2; Share: 0.0357; Required: 2; Open postings: 0; First seen: 2026-07-03 - **Context Engineering** — Layer: practices; Postings: 2; Share: 0.0357; Required: 2; Open postings: 0; First seen: 2026-06-15 - **Flink** — Layer: frameworks; Postings: 2; Share: 0.0357; Required: 2; Open postings: 0; First seen: 2026-07-10 - **Function Calling** — Layer: practices; Postings: 2; Share: 0.0357; Required: 2; Open postings: 0; First seen: 2026-06-15 - **GitLab** — Layer: cloud; Postings: 2; Share: 0.0357; Required: 2; Open postings: 0; First seen: 2026-07-06 - **Gradle** — Layer: tools; Postings: 2; Share: 0.0357; Required: 2; Open postings: 2; First seen: 2026-10-04 - **GraphQL** — Layer: tools; Postings: 2; Share: 0.0357; Required: 2; Open postings: 1; First seen: 2026-08-31 - **Human-in-the-Loop** — Layer: practices; Postings: 2; Share: 0.0357; Required: 2; Open postings: 1; First seen: 2026-07-08 - **Machine Learning** — Layer: practices; Postings: 2; Share: 0.0357; Required: 2; Open postings: 2; First seen: 2026-09-03 - **PostgreSQL** — Layer: data; Postings: 2; Share: 0.0357; Required: 2; Open postings: 1; First seen: 2026-10-13 - **Power BI** — Layer: cloud; Postings: 2; Share: 0.0357; Required: 2; Open postings: 0; First seen: 2026-02-06 - **Twilio** — Layer: cloud; Postings: 2; Share: 0.0357; Required: 2; Open postings: 0; First seen: 2026-07-08 - **LLM Guardrails** — Layer: practices; Postings: 2; Share: 0.0357; Required: 1; Open postings: 1; First seen: 2026-07-17 - **Amazon Redshift** — Layer: data; Postings: 2; Share: 0.0357; Required: 0; Open postings: 0; First seen: 2026-06-15 - **AWS Lambda** — Layer: cloud; Postings: 1; Share: 0.0179; Required: 1; Open postings: 1; First seen: 2026-10-28 - **Adobe Photoshop** — Layer: tools; Postings: 1; Share: 0.0179; Required: 1; Open postings: 0; First seen: 2026-04-28 - **Airflow** — Layer: cloud; Postings: 1; Share: 0.0179; Required: 1; Open postings: 0; First seen: 2026-07-10 - … 58 more in the JSON form ## Changes ### First appeared - **PostgreSQL** — First seen: 2026-10-13 - **DynamoDB** — First seen: 2026-10-04 - **MySQL** — First seen: 2026-10-04 - **Amazon ECS** — First seen: 2026-10-04 - **Oracle** — First seen: 2026-10-04 - **Amazon Kinesis** — First seen: 2026-10-04 - **Amazon S3** — First seen: 2026-10-04 - **Gradle** — First seen: 2026-10-04 ### Rising - **DynamoDB** — Share from: 0; Share to: 13 - **Java** — Share from: 0; Share to: 13 - **MySQL** — Share from: 0; Share to: 13 - **Amazon ECS** — Share from: 0; Share to: 10 - **Datadog** — Share from: 0; Share to: 10 - **Oracle** — Share from: 0; Share to: 10 - **Splunk** — Share from: 0; Share to: 10 - **TypeScript** — Share from: 0; Share to: 10 ### Falling - **dbt** — Share from: 29; Share to: 6 - **Trino** — Share from: 19; Share to: 0 - **RAG** — Share from: 14; Share to: 0 - **Tableau** — Share from: 24; Share to: 13 - **AI Agents** — Share from: 24; Share to: 13 - **LLM** — Share from: 24; Share to: 13 ## Similar stacks - [Samsara](https://alion.io/company/samsara/technologies) — Shared technologies: 85 - [Toast](https://alion.io/company/toasttab/technologies) — Shared technologies: 81 - [ZoomInfo](https://alion.io/company/zoominfo/technologies) — Shared technologies: 80 - [Atlassian](https://alion.io/company/atlassian/technologies) — Shared technologies: 90 - [Cornerstone OnDemand](https://alion.io/company/cornerstone-ondemand/technologies) — Shared technologies: 83 - [Optum](https://alion.io/company/optum/technologies) — Shared technologies: 85 - [Exadel](https://alion.io/company/exadel-3/technologies) — Shared technologies: 81 - [Tiger Analytics](https://alion.io/company/tigeranalytics/technologies) — Shared technologies: 93 --- [Page](https://alion.io/company/bill-ai/technologies) · [JSON](https://alion.io/company/bill-ai/technologies.json) Source: Alion (alion.io), 2026-11-12. 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