Clera

Build intuitive, polished user interfaces that surface computer vision model outputs.Solve complex geometry problems, streaming systems, and sophisticated user interactions.Rapidly ship prototypes and iterate based on real user feedback.Help shape the product and engineering culture as one of the earliest engineers.Take products from 0 to 1 and support real-world customer adoption.R

Partner with leadership and teammates to prioritize and execute the product roadmap.Design, develop, and own complex features and software components end-to-end.Deliver robust, scalable, and well-tested full-stack code.Establish engineering best practices and contribute to a healthy, high-performing team culture.Collaborate with Design and Operations teams to improve the product.Own

Own core components of the Flutter mobile app, including shared components, design system, state management, performance, and tooling.Build and maintain agentic and AI infrastructure, including custom MCP servers, a background agent platform, and evaluation and feedback loops.Integrate agentic coding tools into engineering workflows.Improve developer experience through CI/CD pipelin

Build end-to-end synthetic data pipelines that convert domain-specific workflows into realistic, structured, and challenging AI-agent training tasks.Collaborate with subject-matter experts to create synthetic tasks across professional and technical domains.Design scalable task-generation methods and tooling to mutate, validate, and continuously improve synthetic tasks.Analyze model

Own product features end to end, including scoping, design, development, launch, and iteration.Build across frontend interfaces, backend systems, LLM pipelines, and data layers.Speak directly with customers and turn their feedback into product decisions.Design simple, clear UX for complex, multi-step workflows.Use coding agents and MCP tools in day-to-day AI-native development workf

Own the companion iOS app from architecture through deployment and ongoing iteration.Translate emotional-state outputs from the core AI inference model into clean, intuitive app interfaces.Build and ship a polished, consumer-grade mobile experience.Make autonomous technical decisions as a founding engineer on a lean, distributed team.RequirementsAt least 2 to 3 years of professional

Design, implement, and own internal benchmarks for evaluating frontier agents on domain-specific tasks.Partner with subject-matter experts to define realistic workflows and evaluation criteria.Build scalable infrastructure to run models and agents against benchmark tasks using Python, Docker, and Linux.Develop metrics and statistical analyses for benchmark difficulty, reliability, a

Design and build automated quality-control systems for training data using human judgment rather than heavy LLM reliance.Define and enforce quality standards for reinforcement-learning training data across tasks and environments.Design experiments and metrics to evaluate and grade agent outputs.Partner with data vendors to diagnose quality issues, agent failure modes, and data-gener

Own and evolve the design system, including design tokens, the shadcn/ui component library, and Tailwind conventions.Define consistent frontend patterns using React Query, React Hook Form, and Zod.Enforce WCAG accessibility standards and integrate brand guidelines into the codebase.Audit and maintain frontend tooling and quality, including Biome configuration, Playwright end-to-end

Own and ship app features end-to-end across iOS, watchOS, Mac, and shared backend surfaces.Build user-facing improvements based on real product issues and user feedback.Move between UX, UI, backend, and AI/ML work while making independent scope and design tradeoffs.Integrate agent and LLM-based features, including tool use, memory, and retrieval.Build and collaborate on shared backe

Lead detection and incident response from initial alert through investigation, postmortem, and engineering improvements.Own the security roadmap across product security, cloud and infrastructure security, corporate security, incident response, and compliance.Secure APIs, platforms, and data systems through threat modeling, design and code reviews, authentication and authorization, a

Work across the full stack, including frontend features, real-time systems, and backend infrastructure.Build data pipelines and internal tooling for onboarding sources and maintaining sector coverage.Improve agentic parsing and extraction systems for greater capability and reliability.Own systems end to end, including data inspection, quality assurance, instrumentation, shipping, de

Design, build, and maintain production-grade automation workflows using n8n or Make.com.Apply AI tools and large language models to data enrichment, personalized outreach, and lead qualification.Use SQL, Python, and BI platforms to collect, transform, and visualize business data.Integrate HubSpot, Pipedrive, Salesforce, and other CRM systems with marketing and outreach tooling.Ident

Build and ship full-stack features using TypeScript and React with a focus on user experience.Design and implement backend systems handling terabytes of client data and millions of API requests.Own features from concept and deployment through ongoing operation, reliability, and security.Debug production incidents, identify root causes, and implement durable fixes.Mentor junior engin

Own complex platform architecture, including multi-terabyte data synchronization and secure sandbox infrastructure.Architect, build, and ship scalable full-stack features using React and TypeScript.Design systems to synchronize and index large volumes of client data while enforcing strict permissions.Build infrastructure for millions of LLM calls per month with high reliability and

Apply computer vision, multimodal AI, and LLM techniques to construction documents.Prototype, iterate, build, and deploy AI systems that handle noisy and heterogeneous inputs.Own modeling, data pipelines, and inference systems for automated material takeoffs and cost estimation.Perform data labeling, ETL, and deployment tasks as part of a small founding team.Collaborate with product

Design maintainable, scalable systems for complex infrastructure problems.Scale backend services for an energy platform serving OEMs, installers, and end consumers.Ship production code and own work from design through deployment.Contribute to code reviews, architecture decisions, and higher engineering standards.Develop billing, accounting ledger, and energy-market integration syste

Own shared components, the design system, state management, performance, and tooling within the Flutter mobile app.Build and maintain agentic and AI infrastructure, including custom MCP servers, a background agent platform, and evaluation and feedback loops.Integrate agentic coding tools into engineering workflows.Improve developer experience through CI/CD pipelines, release tooling

Build and optimize end-to-end ML pipelines from data ingestion through deployment.Implement and fine-tune LLMs, embeddings, and generative models for real-world applications.Develop efficient distributed training and inference systems.Partner with data and product teams to turn ideas into measurable ML impact.Contribute to model monitoring, evaluation, and continual learning framewo

Collaborate in person with founders to define product requirements, build features, and iterate based on customer feedback.Build APIs, backend systems, and interfaces for human users and AI agents.Develop and deploy production-ready AI features supporting customer go-to-market workflows.Participate in customer meetings, demo solutions, and translate feedback into product improvement

Design and build system architecture integrating AI agents with CAD, CAE, and PLM tools while meeting defense and medical customer security requirements.Own architecture decisions, production delivery, observability, evaluation suites, regression testing, and on-call operations.Ship production AI workflows into live customer programs.Build evaluation and training loops using simulat

Build and ship end-to-end full-stack features to production on a daily cadence.Own product components from ideation through deployment in collaboration with the CTO and founding team.Develop and iterate on an agentic system that automates headhunting end to end.Engage directly with users and measure effects on hiring speed and candidate experience.RequirementsAt least 6 months of pr

Design and build end-to-end synthetic data pipelines for scalable AI-agent training tasks.Collaborate with subject-matter experts to create synthetic tasks across professional and technical domains.Develop methods and tooling to generate, mutate, validate, and improve synthetic tasks at scale.Analyze model and agent performance to identify what synthetic tasks teach and where they f

Own customer-facing features end-to-end from architecture decisions and implementation through production release.Collaborate with customers, partners, and Sales to identify pain points and inform priorities.Conduct product discovery through hypotheses, lightweight experiments, and outcome measurement.Instrument owned areas with metrics to support data-driven product decisions.Build

Partner with leadership and teammates to prioritize and execute the product roadmap.Design, develop, and own complex features and software components end to end.Deliver robust, scalable, and well-tested full-stack code.Establish engineering best practices and help build a high-performing, collaborative engineering culture.Collaborate with Design and Operations teams to improve the p

Own the companion iOS app from architecture through deployment and ongoing iteration.Translate real-time emotional-state outputs from the proprietary AI inference model into intuitive app experiences.Surface emotional-state and biometric insights through clean, accessible interfaces.Build and ship a polished, consumer-grade mobile experience.Shape the technical direction of the app

About the RoleWe're a fast-growing, early-stage data infrastructure company building one of the world's largest living identity graphs — spanning billions of individuals — powered by autonomous AI agents operating across the open web. Our 8-person engineering team is looking for a Software Engineer, AI & Data Systems with 1–6 years of experience to build core platform capabilities and custom

About the RoleThis is a rare, true co-founder opportunity — not a conventional CTO hire. You will join as an equal co-founder with meaningful equity (~28%), owning the research agenda, the product, and the engineering team from day one. The company is an AI-powered video advertising marketplace operating at the intersection of generative AI, creative tooling, and performance marketing. With a pr