Jobs
Engineering roles the directory's companies are hiring for now. Role-first view on startupxo.
Anthropic is hiring a staff software engineer on its growth team to drive product growth. You will experiment on and improve signup, conversion, and retention flows, built on React.
A platform team moving internal operations onto LLM-driven automation. The work is wiring tools and guardrails so agents can safely handle real back-office tasks.
A team treating models and training pipelines themselves as the security surface on a data and AI platform. The scope covers prompt injection, model exfiltration and data boundary enforcement at product level.
Linear is hiring a remote product engineer to build its issue tracking and project management product. You will design and ship features on a TypeScript, React, Node.js, and GraphQL stack that users touch every day.
OpenAI is hiring a manager to lead its forward deployed engineering team in Tokyo. You will build a team that goes on-site with customers to solve real problems with AI, bridging engineering and the field.
Build the systems that stop payment abuse and free-credit farming on an AI coding platform. You own detection rules, risk scoring and automated blocking pipelines.
A remote senior role owning endpoint security across the company's fleet. You'll automate threat detection and response, and codify security tooling as infrastructure.
A staff IC role building the 'agentic commerce' infrastructure that lets AI agents pay and buy on a person's behalf. You'll design the payment protocols and LLM integrations from the ground up.
You'll build the mobile client of an AI search and research app used by 10 million people worldwide, all from a single React Native codebase. a16z ranked it among the most-used generative AI products on the web, so you'll be designing the search, summarization, and document experiences firsthand amid fast experiment and global release cycles.
At the developer platform known as the open-source Firebase alternative, you'll design core primitives like authentication, edge functions, and databases for developers around the world to build on. The company hires fully remote regardless of nationality, defined by an open-source engineering culture where the product and community evolve together on top of public repositories.
At Ohouse, the lifestyle commerce platform, you'll build products that connect content, commerce, and logistics, from the frontend all the way to the server. You'll re-architect the legacy Rails codebase into a Kotlin and Spring-based MSA while working across the entire service stack.
At Channel Talk, the all-in-one AI messenger that has grown past 20% market share in Japan, you'll join as an early member of a new B2C business and stand the product up from zero. You'll experiment fast on serverless and container-based infrastructure, then re-design the system as it grows.
You'll build the core servers behind Daangn Pay, which links local money transfers and payments. You'll design and operate a financial system that processes transactions for tens of millions of users accurately and reliably, built on a Kotlin and Spring Boot-based MSA.
At Moloco, which optimizes advertising and commerce with machine learning, you'll build the infrastructure that helps the ML team ship better models faster. The stage is a large-scale serving pipeline that handles millions of ad requests per second in real time.
At Remember, Korea's largest business-card-based career platform, you'll own the recruiting, community, and content services from the server to the screen. You'll get a handle on aging systems and technical debt, work with large-scale data, and steer the team's engineering direction.
You'll build the chat and AI messaging infrastructure behind Sendbird, which handles 7 billion conversations a month worldwide. You'll design and operate real-time messaging systems that demand low latency and high availability at global scale.
In silos of 6 to 8 people, you'll form a single team with PMs, designers, and data analysts to design backends that withstand massive financial traffic. Beyond just implementing features, the culture is autonomous: you help decide system architecture and product direction starting from the planning stage.
At Upstage, which builds its own LLM, Solar, you'll develop products that solve real customer problems with agentic AI. You'll design and operate enterprise AI that combines document processing and search, delivered as a service.
You'll design the platform servers that hold up Baemin, spanning orders, settlements, and advertising, and steer the team's technical direction. The stage is a large-scale distributed system that reliably handles order traffic that surges during peak hours.
You'll build the AI servers that are the brains behind Wrtn's answer engine, the AI platform used by millions of people a day. From Crack, the fast-growing AI character service, to enterprise AX, you'll plan and ship features while watching real usage metrics.