# Hark - **Answer**: Hark builds mostly with Python, C++, Rust, MATLAB. Its stack also includes Linux, Kubernetes, PyTorch, TensorFlow. Python is named in 21 of the 84 job postings Hark published in the last 12 months (25%). Counted by Alion from the job postings of Hark, updated Nov 12, 2026. - **Window days**: 365 - **Postings analysed**: 84 - **Open postings**: 52 - **Technologies in use**: 144 - **Modernity score**: 73 - **Ai adoption**: yes - **License**: CC BY-SA 4.0 ## Company - **Id**: 764 - **Name**: Hark - **Domain**: hark.com - **Url**: ## Technologies - **AI Agents** — Layer: practices; Postings: 83; Share: 0.9881; Required: 83; Open postings: 52; First seen: 2026-03-17 - **Multimodal AI** — Layer: practices; Postings: 82; Share: 0.9762; Required: 82; Open postings: 50; First seen: 2026-03-17 - **Python** — Layer: languages; Postings: 21; Share: 0.25; Required: 21; Open postings: 12; First seen: 2026-03-17 - **C++** — Layer: languages; Postings: 17; Share: 0.2024; Required: 17; Open postings: 13; First seen: 2026-03-19 - **LLM** — Layer: ai; Postings: 12; Share: 0.1429; Required: 12; Open postings: 6; First seen: 2026-03-17 - **Synthetic Data** — Layer: practices; Postings: 11; Share: 0.131; Required: 11; Open postings: 5; First seen: 2026-03-17 - **Machine Learning** — Layer: practices; Postings: 10; Share: 0.119; Required: 10; Open postings: 5; First seen: 2026-03-17 - **Rust** — Layer: languages; Postings: 9; Share: 0.1071; Required: 9; Open postings: 6; First seen: 2026-03-23 - **Post-training** — Layer: practices; Postings: 8; Share: 0.0952; Required: 8; Open postings: 4; First seen: 2026-03-17 - **Wi-Fi** — Layer: practices; Postings: 7; Share: 0.0833; Required: 7; Open postings: 4; First seen: 2026-03-19 - **Fine-tuning** — Layer: practices; Postings: 6; Share: 0.0714; Required: 6; Open postings: 2; First seen: 2026-03-17 - **Knowledge Distillation** — Layer: practices; Postings: 6; Share: 0.0714; Required: 6; Open postings: 1; First seen: 2026-03-17 - **Linux** — Layer: cloud; Postings: 6; Share: 0.0714; Required: 6; Open postings: 6; First seen: 2026-03-26 - **MATLAB** — Layer: languages; Postings: 6; Share: 0.0714; Required: 6; Open postings: 2; First seen: 2026-03-23 - **Model Distillation** — Layer: practices; Postings: 6; Share: 0.0714; Required: 6; Open postings: 1; First seen: 2026-03-17 - **Function Calling** — Layer: practices; Postings: 5; Share: 0.0595; Required: 5; Open postings: 2; First seen: 2026-03-17 - **GRPO** — Layer: practices; Postings: 5; Share: 0.0595; Required: 5; Open postings: 2; First seen: 2026-03-23 - **LLM Evaluation** — Layer: practices; Postings: 5; Share: 0.0595; Required: 5; Open postings: 4; First seen: 2026-06-29 - **PPO** — Layer: practices; Postings: 5; Share: 0.0595; Required: 5; Open postings: 2; First seen: 2026-03-23 - **PyTorch** — Layer: frameworks; Postings: 5; Share: 0.0595; Required: 5; Open postings: 1; First seen: 2026-03-17 - **RLHF** — Layer: practices; Postings: 5; Share: 0.0595; Required: 5; Open postings: 1; First seen: 2026-03-23 - **Kubernetes** — Layer: cloud; Postings: 5; Share: 0.0595; Required: 4; Open postings: 3; First seen: 2026-03-23 - **Computer Use** — Layer: practices; Postings: 4; Share: 0.0476; Required: 4; Open postings: 2; First seen: 2026-03-23 - **DPO** — Layer: practices; Postings: 4; Share: 0.0476; Required: 4; Open postings: 1; First seen: 2026-03-23 - **RTOS** — Layer: cloud; Postings: 4; Share: 0.0476; Required: 4; Open postings: 4; First seen: 2026-03-26 - **Reinforcement Learning** — Layer: practices; Postings: 4; Share: 0.0476; Required: 4; Open postings: 2; First seen: 2026-03-17 - **Reward Modeling** — Layer: practices; Postings: 4; Share: 0.0476; Required: 4; Open postings: 2; First seen: 2026-03-23 - **Speech Recognition** — Layer: practices; Postings: 4; Share: 0.0476; Required: 4; Open postings: 2; First seen: 2026-03-24 - **Tokenization** — Layer: practices; Postings: 4; Share: 0.0476; Required: 4; Open postings: 2; First seen: 2026-06-08 - **WebSockets** — Layer: tools; Postings: 4; Share: 0.0476; Required: 4; Open postings: 1; First seen: 2026-03-23 - **TensorFlow** — Layer: frameworks; Postings: 4; Share: 0.0476; Required: 3; Open postings: 2; First seen: 2026-04-14 - **AWS** — Layer: cloud; Postings: 3; Share: 0.0357; Required: 3; Open postings: 2; First seen: 2026-03-23 - **CI/CD** — Layer: practices; Postings: 3; Share: 0.0357; Required: 3; Open postings: 1; First seen: 2026-05-10 - **Datadog** — Layer: cloud; Postings: 3; Share: 0.0357; Required: 3; Open postings: 2; First seen: 2026-06-08 - **Figma** — Layer: cloud; Postings: 3; Share: 0.0357; Required: 3; Open postings: 2; First seen: 2026-06-08 - **Go** — Layer: languages; Postings: 3; Share: 0.0357; Required: 3; Open postings: 2; First seen: 2026-03-23 - **Megatron-LM** — Layer: frameworks; Postings: 3; Share: 0.0357; Required: 3; Open postings: 3; First seen: 2026-03-23 - **Mixture of Experts** — Layer: practices; Postings: 3; Share: 0.0357; Required: 3; Open postings: 2; First seen: 2026-09-17 - **ONNX Runtime** — Layer: frameworks; Postings: 3; Share: 0.0357; Required: 3; Open postings: 0; First seen: 2026-06-12 - **Pulumi** — Layer: tools; Postings: 3; Share: 0.0357; Required: 3; Open postings: 1; First seen: 2026-05-10 - **Quantization** — Layer: practices; Postings: 3; Share: 0.0357; Required: 3; Open postings: 0; First seen: 2026-06-12 - **SFT** — Layer: practices; Postings: 3; Share: 0.0357; Required: 3; Open postings: 3; First seen: 2026-03-23 - **Swift** — Layer: languages; Postings: 3; Share: 0.0357; Required: 3; Open postings: 3; First seen: 2026-03-19 - **TypeScript** — Layer: languages; Postings: 3; Share: 0.0357; Required: 3; Open postings: 2; First seen: 2026-06-17 - **Wiz** — Layer: cloud; Postings: 3; Share: 0.0357; Required: 3; Open postings: 2; First seen: 2026-06-08 - **gRPC** — Layer: tools; Postings: 3; Share: 0.0357; Required: 3; Open postings: 1; First seen: 2026-03-23 - **Kotlin** — Layer: languages; Postings: 3; Share: 0.0357; Required: 2; Open postings: 2; First seen: 2026-03-23 - **Amazon EKS** — Layer: cloud; Postings: 2; Share: 0.0238; Required: 2; Open postings: 1; First seen: 2026-06-08 - **Ansys HFSS** — Layer: tools; Postings: 2; Share: 0.0238; Required: 2; Open postings: 1; First seen: 2026-03-23 - **Cloudflare** — Layer: cloud; Postings: 2; Share: 0.0238; Required: 2; Open postings: 1; First seen: 2026-06-08 - … 94 more in the JSON form ## Changes ### First appeared - **Ray** — First seen: 2026-10-26 - **Mixture of Experts** — First seen: 2026-09-17 - **KV Cache** — First seen: 2026-09-02 - **SolidWorks** — First seen: 2026-07-14 - **LLM Evaluation** — First seen: 2026-06-29 - **TypeScript** — First seen: 2026-06-17 - **Edge AI** — First seen: 2026-06-17 ### Rising - **Python** — Share from: 19; Share to: 37 - **Linux** — Share from: 0; Share to: 11 - **C++** — Share from: 13; Share to: 23 - **Post-training** — Share from: 0; Share to: 9 - **Wi-Fi** — Share from: 0; Share to: 9 - **Fine-tuning** — Share from: 0; Share to: 9 - **Computer Use** — Share from: 0; Share to: 9 - **Mixture of Experts** — Share from: 0; Share to: 9 ### Not seen 180d - **WebSockets** — Last seen: 2026-05-10 - **gRPC** — Last seen: 2026-05-10 - **Rest API** — Last seen: 2026-04-14 - **DeepSpeed** — Last seen: 2026-03-24 - **Ansys HFSS** — Last seen: 2026-03-23 - **Reinforcement Learning** — Last seen: 2026-03-23 ## Similar stacks - [42dot](https://alion.io/company/42dot/technologies) — Shared technologies: 93 - [Figure AI](https://alion.io/company/figure-ai/technologies) — Shared technologies: 79 - [VinFast](https://alion.io/company/vinfastauto-com/technologies) — Shared technologies: 89 - [Google DeepMind](https://alion.io/company/deepmind/technologies) — Shared technologies: 71 - [Xiaomi](https://alion.io/company/xiaomi/technologies) — Shared technologies: 91 - [YAL](https://alion.io/company/yal/technologies) — Shared technologies: 71 - [Reddit](https://alion.io/company/reddit/technologies) — Shared technologies: 77 - [Sarvam AI](https://alion.io/company/sarvam-ai/technologies) — Shared technologies: 84 --- [Page](https://alion.io/company/hark/technologies) · [JSON](https://alion.io/company/hark/technologies.json) Source: Alion (alion.io), 2026-11-12. 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