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Python Developer — AI Infra & Cloud Native
Python Developer focused on software infrastructure, working alongside AI/ML engineers at an Italian NLP startup to build and maintain the architecture around AI modules: API gateways, integration services, Kubernetes container orchestration, and robust CI/CD pipelines for model deployment.
Senior Security Engineer
Senior security engineer owning security end-to-end at IcyBox, a NYC-based watch/mystery-box commerce brand: finding and fixing vulnerabilities in mobile, web, and backend apps, securing AWS, running threat modeling and incident response, adding CI/CD security checks, managing pen tests and bug bounties, and supporting PCI DSS compliance. In-person in NYC five days a week.
Permitting Program Manager
A senior individual contributor who owns the federal, state, and local permitting program for Quaise's superhot geothermal projects, leading NEPA compliance, agency consultations (ESA, NHPA, CWA), environmental studies, and consultant management. Uses regulatory expertise plus tools like Smartsheet, Microsoft Project, SharePoint, and Teams to track permits, schedules, and budgets.
Senior Platform Product Manager
Senior Platform Product Manager at AcuityMD, the AI/data platform for MedTech commercial teams. You'll own shared agentic AI capabilities (AcuityAI), drive discovery, roadmaps, prototypes and metrics with cross-functional engineering and customer-facing teams. Requires hands-on technical work with LLMs/AI tools; US-remote with a Boston hub.
Fullstack + AI Intern
Founding-team engineering intern at DialNext, an early-stage startup building a cloud contact center / customer communication SaaS (calls, SMS, workflows, AI-powered messaging). You'll ship fullstack features with React, Node/NestJS, MongoDB and TypeScript, build real-time APIs, and use AI coding tools like Cursor and Copilot.
UI/UX Engineer (UI/UX Developer)
Designs and builds intuitive, accessible interfaces for AI-powered products: translating requirements into wireframes, prototypes, and polished UI, while developing reusable components in a design system. Uses Figma plus HTML, CSS, JavaScript, and React/Next.js, partnering with PMs and AI engineers and iterating via usability testing and analytics.
Full-Stack Engineer Intern
Paid 6-month full-stack internship at Kedara, an aging-care startup building a voice-first AI care hub for family caregivers. The intern owns features end to end - PostgreSQL, FastAPI, React/TypeScript UI, real-time voice/streaming, Docker deploys on AWS/GCP - with a path to a full-time engineering role.
AI/ML Engineer — LLM Pipelines and Research AI
Own the LLM pipelines behind MarketCatalyst's AI stock-market research terminal: generate market recaps and per-ticker reads, build price-move attribution and catalyst scoring, RAG-grounded research chat, LLM evaluations, and cost/latency management. Core stack: Python, TypeScript/Next.js, RAG, classical ML. Remote but Texas residents only; $80k–$120k plus possible equity.
Machine Learning Engineer & Software Developer — Part-Time/Full Time
At Hi Twin, an early-stage Digital Twin startup, you'll design the platform architecture and build Python backend services, APIs, and data flows connecting AI/ML models, while also helping improve those models. Fully remote, part-time or full-time, working directly with the founding team.
Software Engineer Intern
Software Engineer Intern at SonicAI, an early-stage startup building an AI-native revenue automation platform for B2B finance teams (contract-to-cash, billing, reconciliation). You'll ship backend features, APIs, and AI-agent workflows using Python, FastAPI/Flask, and databases, working directly with the founder. Compensation is a ₹20,000–₹25,000 stipend.
Software Developer Intern (Remote)
This Week in AI, a small media and community platform covering AI developments, seeks a remote founding software developer intern to ship features across web apps and internal tools, automate operations, and experiment with LLMs and AI agents. Fullstack work with APIs, databases, and Git; React, Next.js, Python, or Node.js are pluses.
Founding AI Engineer
Founding AI Engineer at Daxani Technologies in Ahmedabad builds AI-powered applications, backend services, APIs, and data-driven systems — integrating AI models and LLMs, handling databases and automation workflows, and testing/improving AI system reliability. Core stack: Python, AI/ML, LLMs, APIs.
ML Systems Engineer — Model Serving & Runtime
Owns the end-to-end local inference stack for COTID's Windows and macOS desktop apps: selecting and integrating engines like MLX, llama.cpp, ONNX Runtime and TensorRT-LLM, handling quantization and model packaging, and dispatching across Metal, CUDA/DirectML/Vulkan and CPU — built largely in Rust (Tauri), C++ and Swift.
ML Systems Engineer (Intern) — Model Serving & Runtime
Builds and maintains the local model-inference runtime for COTID's Windows and macOS desktop apps — integrating engines like MLX, llama.cpp, ONNX Runtime and TensorRT-LLM on GPU backends (Metal, CUDA, Vulkan), plus quantization, model packaging, and multi-arch CI/CD — primarily in Rust, C++, and Swift.
Senior Software Engineer (Rust + Python) — Clinical Data Platform
Senior engineer to own the Rust core data engine of a pre-launch clinical data platform: building parsing, validation, and mapping stages for hospital records used by researchers and cancer registries, plus the Python/SQL pipeline around it. Stack: Rust, Python, PostgreSQL, Terraform, AWS, GitHub Actions.
Backend software engineer · Remote worldwide · $120k–$160k per year + equity
Backend engineer at a small remote-first company: design and run reliable backend services and APIs, own the data layer (schema design, migrations, query performance), add observability, and help shape infrastructure choices. Core stack is Node.js, PostgreSQL, REST/GraphQL APIs on cloud infrastructure.
Senior Software Engineer
Senior Software Engineer at Cypris, an early-stage AI startup building a vertical AI platform for corporate R&D teams. Day to day: hands-on design and building of core data infrastructure, APIs, and UI that power AI agents, using Python, GCP, PostgreSQL, and Elasticsearch on a small, flat, fully remote team.
Senior Software Engineer
Senior full-stack engineer at Zest, a gifting platform that lets ecommerce brands send 1 to 1,000 gifts without friction. You'll own features end-to-end (data model to API to UI), build integrations with ecommerce platforms and payment providers, and design reliable AWS systems handling real money and orders.