# Sia - **Answer**: Sia builds mostly with Python, SQL, Java, C++. Its stack also includes Azure, AWS, PostgreSQL, LangChain. Azure is named in 382 of the 548 job postings Sia published in the last 12 months (70%). Counted by Alion from the job postings of Sia, updated Nov 13, 2026. - **Window days**: 365 - **Postings analysed**: 548 - **Open postings**: 160 - **Technologies in use**: 204 - **Modernity score**: 84 - **Ai adoption**: yes - **License**: CC BY-SA 4.0 ## Company - **Id**: 5732 - **Name**: Sia - **Domain**: sia.com - **Url**: ## Technologies - **Azure** — Layer: cloud; Postings: 382; Share: 0.6971; Required: 347; Open postings: 111; First seen: 2025-04-01 - **AWS** — Layer: cloud; Postings: 379; Share: 0.6916; Required: 368; Open postings: 103; First seen: 2025-04-01 - **GCP** — Layer: cloud; Postings: 357; Share: 0.6515; Required: 331; Open postings: 98; First seen: 2025-09-24 - **Python** — Layer: languages; Postings: 339; Share: 0.6186; Required: 324; Open postings: 104; First seen: 2025-03-13 - **Machine Learning** — Layer: practices; Postings: 211; Share: 0.385; Required: 209; Open postings: 57; First seen: 2025-02-28 - **SQL** — Layer: languages; Postings: 171; Share: 0.312; Required: 168; Open postings: 43; First seen: 2025-04-01 - **CI/CD** — Layer: practices; Postings: 156; Share: 0.2847; Required: 138; Open postings: 48; First seen: 2025-04-01 - **Databricks** — Layer: cloud; Postings: 119; Share: 0.2172; Required: 113; Open postings: 41; First seen: 2025-04-01 - **PostgreSQL** — Layer: data; Postings: 111; Share: 0.2026; Required: 88; Open postings: 35; First seen: 2026-04-17 - **Java** — Layer: languages; Postings: 109; Share: 0.1989; Required: 109; Open postings: 23; First seen: 2025-09-11 - **Docker** — Layer: tools; Postings: 109; Share: 0.1989; Required: 104; Open postings: 25; First seen: 2026-04-17 - **Kubernetes** — Layer: cloud; Postings: 103; Share: 0.188; Required: 95; Open postings: 21; First seen: 2026-04-28 - **C++** — Layer: languages; Postings: 96; Share: 0.1752; Required: 96; Open postings: 18; First seen: 2026-07-02 - **Computer Vision** — Layer: practices; Postings: 92; Share: 0.1679; Required: 92; Open postings: 32; First seen: 2026-04-17 - **Terraform** — Layer: tools; Postings: 82; Share: 0.1496; Required: 29; Open postings: 18; First seen: 2026-07-06 - **Unix** — Layer: cloud; Postings: 81; Share: 0.1478; Required: 81; Open postings: 8; First seen: 2026-06-08 - **LangChain** — Layer: frameworks; Postings: 74; Share: 0.135; Required: 73; Open postings: 42; First seen: 2026-04-17 - **Claude** — Layer: ai; Postings: 74; Share: 0.135; Required: 68; Open postings: 39; First seen: 2026-04-17 - **NLP** — Layer: practices; Postings: 69; Share: 0.1259; Required: 69; Open postings: 20; First seen: 2026-04-17 - **Windows** — Layer: cloud; Postings: 69; Share: 0.1259; Required: 69; Open postings: 12; First seen: 2026-06-08 - **RAG** — Layer: practices; Postings: 68; Share: 0.1241; Required: 68; Open postings: 39; First seen: 2026-04-17 - **Power BI** — Layer: cloud; Postings: 68; Share: 0.1241; Required: 66; Open postings: 24; First seen: 2025-04-01 - **OpenAI** — Layer: cloud; Postings: 66; Share: 0.1204; Required: 66; Open postings: 39; First seen: 2026-04-17 - **Time Series** — Layer: practices; Postings: 65; Share: 0.1186; Required: 65; Open postings: 15; First seen: 2025-09-24 - **PowerShell** — Layer: languages; Postings: 64; Share: 0.1168; Required: 64; Open postings: 13; First seen: 2026-07-02 - **Ruby** — Layer: languages; Postings: 61; Share: 0.1113; Required: 61; Open postings: 11; First seen: 2026-07-02 - **Tableau** — Layer: cloud; Postings: 59; Share: 0.1077; Required: 57; Open postings: 20; First seen: 2025-04-01 - **ETL/ELT** — Layer: practices; Postings: 58; Share: 0.1058; Required: 58; Open postings: 13; First seen: 2025-09-11 - **Snowflake** — Layer: data; Postings: 56; Share: 0.1022; Required: 55; Open postings: 13; First seen: 2025-04-01 - **Anthropic** — Layer: cloud; Postings: 54; Share: 0.0985; Required: 54; Open postings: 35; First seen: 2026-04-17 - **LLM** — Layer: ai; Postings: 52; Share: 0.0949; Required: 52; Open postings: 36; First seen: 2026-04-17 - **LlamaIndex** — Layer: frameworks; Postings: 50; Share: 0.0912; Required: 50; Open postings: 35; First seen: 2026-04-17 - **AI Agents** — Layer: practices; Postings: 50; Share: 0.0912; Required: 46; Open postings: 20; First seen: 2026-04-17 - **GitLab** — Layer: cloud; Postings: 50; Share: 0.0912; Required: 45; Open postings: 7; First seen: 2026-06-29 - **Git** — Layer: tools; Postings: 49; Share: 0.0894; Required: 47; Open postings: 16; First seen: 2026-04-10 - **Rest API** — Layer: tools; Postings: 47; Share: 0.0858; Required: 46; Open postings: 9; First seen: 2026-07-08 - **Apache Kafka** — Layer: cloud; Postings: 47; Share: 0.0858; Required: 44; Open postings: 10; First seen: 2025-09-24 - **EU AI Act** — Layer: practices; Postings: 45; Share: 0.0821; Required: 45; Open postings: 31; First seen: 2026-04-17 - **Linux** — Layer: cloud; Postings: 45; Share: 0.0821; Required: 45; Open postings: 2; First seen: 2026-06-08 - **Scala** — Layer: languages; Postings: 43; Share: 0.0785; Required: 43; Open postings: 11; First seen: 2025-10-29 - **Spark** — Layer: cloud; Postings: 40; Share: 0.073; Required: 36; Open postings: 9; First seen: 2026-04-28 - **Hadoop** — Layer: frameworks; Postings: 38; Share: 0.0693; Required: 35; Open postings: 7; First seen: 2026-06-29 - **IAM** — Layer: practices; Postings: 38; Share: 0.0693; Required: 35; Open postings: 5; First seen: 2026-06-08 - **Fine-tuning** — Layer: practices; Postings: 36; Share: 0.0657; Required: 36; Open postings: 28; First seen: 2026-04-17 - **Red Teaming** — Layer: practices; Postings: 31; Share: 0.0566; Required: 31; Open postings: 4; First seen: 2026-07-02 - **Semantic Search** — Layer: practices; Postings: 31; Share: 0.0566; Required: 31; Open postings: 23; First seen: 2026-04-17 - **Flask** — Layer: frameworks; Postings: 30; Share: 0.0547; Required: 27; Open postings: 9; First seen: 2026-06-29 - **Mistral** — Layer: ai; Postings: 29; Share: 0.0529; Required: 29; Open postings: 24; First seen: 2026-04-17 - **Anthropic SDK** — Layer: frameworks; Postings: 28; Share: 0.0511; Required: 13; Open postings: 21; First seen: 2026-08-18 - **OpenAI SDK** — Layer: frameworks; Postings: 28; Share: 0.0511; Required: 13; Open postings: 21; First seen: 2026-08-18 - … 154 more in the JSON form ## Changes ### First appeared - **CyberArk** — First seen: 2026-11-03 - **Azure AKS** — First seen: 2026-10-06 - **Bicep** — First seen: 2026-10-06 - **Semantic Kernel** — First seen: 2026-09-28 - **Copilot Studio** — First seen: 2026-09-22 - **Context Engineering** — First seen: 2026-09-22 - **OpenAI Agents SDK** — First seen: 2026-09-22 - **Vertex AI Agent Builder** — First seen: 2026-09-22 ### Rising - **Databricks** — Share from: 9; Share to: 25 - **PostgreSQL** — Share from: 11; Share to: 22 - **Time Series** — Share from: 4; Share to: 14 - **Kubernetes** — Share from: 12; Share to: 20 - **Snowflake** — Share from: 4; Share to: 12 - **Git** — Share from: 2; Share to: 10 - **Rest API** — Share from: 2; Share to: 10 - **Terraform** — Share from: 10; Share to: 16 ### Falling - **AI Agents** — Share from: 21; Share to: 7 - **Power BI** — Share from: 22; Share to: 11 - **Tableau** — Share from: 20; Share to: 9 - **Linux** — Share from: 17; Share to: 7 - **Claude** — Share from: 21; Share to: 12 - **Copilot** — Share from: 11; Share to: 3 - **Azure DevOps** — Share from: 9; Share to: 2 - **AWS Bedrock** — Share from: 9; Share to: 2 ### Not seen 180d - **SAS** — Last seen: 2026-04-28 ## Similar stacks - [Tiger Analytics](https://alion.io/company/tigeranalytics/technologies) — Shared technologies: 152 - [Straive](https://alion.io/company/straive-2/technologies) — Shared technologies: 136 - [Fractal](https://alion.io/company/fractal-analytics/technologies) — Shared technologies: 159 - [BlackRock](https://alion.io/company/blackrock/technologies) — Shared technologies: 132 - [Quantiphi](https://alion.io/company/quantiphi/technologies) — Shared technologies: 168 - [Bank of Montreal](https://alion.io/company/bmo/technologies) — Shared technologies: 150 - [Optum](https://alion.io/company/optum/technologies) — Shared technologies: 130 - [Workday](https://alion.io/company/myworkdayjobs-impl/technologies) — Shared technologies: 133 --- [Page](https://alion.io/company/sia/technologies) · [JSON](https://alion.io/company/sia/technologies.json) Source: Alion (alion.io), 2026-11-13. 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