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Kapa.ai

Research Engineer, Applied AI

Answer technical product questions instantly using AI trained on your documentation, code, and tickets to deflect support load and improve developer onboarding.

engineeringremoteCopenhagen, DK
$100K - $170K
full-time

Benefits:

  • Paid take-home

  • 3-day paid work trial

  • Equity: 0.10% - 0.20%

Education Requirements:

  • Master's/ PhD degree in Computer Science, Machine Learning, Mathematics, Statistics or a related field

Experience Requirements:

  • 3+ years experience

  • Hands-on experience training, fine-tuning and deploying LLMs

  • Experience building evaluation systems for LLMs or search

  • Prior experience working with vector databases or search indices

Other Requirements:

  • Understanding of ML, deep learning, and NLP

  • Familiarity with information retrieval techniques

  • US citizenship/visa not required

Responsibilities:

  • Evaluating a RAG system in production

  • Creating benchmarks from scratch

  • Building an agentic retrieval system

  • Fine tuning embeddings or rerank models

  • Design and run experiments

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Kapa.ai

Software Engineer (Full-stack)

Answer technical product questions instantly using AI trained on your documentation, code, and tickets to deflect support load and improve developer onboarding.

engineeringremoteCopenhagen, DK
$100K - $150K
full-time

Benefits:

  • Paid take-home

  • 3-day paid work trial

  • Equity: 0.10% - 0.30%

Education Requirements:

  • Degree in computer science, machine learning, mathematics, statistics or a related field

Experience Requirements:

  • 3+ years of software engineering experience

  • Experience working on backend and frontend systems

Other Requirements:

  • Affinity for machine learning, deep learning, and NLP

  • US citizenship/visa not required

Responsibilities:

  • Scale infrastructure for Kapa RAG engine

  • Experiment with features in analytics platform

  • Work on client integrations

  • Maintain React SDK

  • Give Kapa access to new kinds of data

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Regie.ai

Senior Site Reliability Engineer

Automate high-quality sales outreach and personalize every buyer touchpoint using AI agents that handle lead enrichment, multi-channel sequencing, and dialing.

engineeringonsiteVancouver, CA
$130,000.00/yr - $180,000.00/yr
full-time

Benefits:

  • Stock options

Experience Requirements:

  • 6+ years of experience in SRE, DevOps, or infrastructure engineering roles

  • Extensive hands-on experience with AWS and its core services

  • Strong experience with Terraform (or similar IaC tools), Docker and containerization

  • Proficient in scripting or programming languages such as Python and Bash

  • Deep experience with monitoring and alerting tools (e.g., New Relic, Prometheus, Grafana, PagerDuty)

Other Requirements:

  • Strong hands-on experience with both SQL and NoSQL databases (e.g., MongoDB, PostgreSQL, MySQL)

  • Proven track record of designing and maintaining production-grade infrastructure

  • Excellent troubleshooting abilities

  • Strong communication and collaboration skills

  • Solid understanding of cloud security and compliance best practices, including SOC 2 readiness

Responsibilities:

  • Design and maintain scalable, secure, and reliable infrastructure to support Regie.ai's SaaS platform

  • Architect a unified monitoring and alerting system for engineering teams

  • Drive infrastructure automation and CI/CD improvements to reduce operational overhead

  • Optimize infrastructure costs, support compliance efforts (e.g., SOC 2), and enforce security best practices

  • Continuously monitor and improve system availability, reliability, performance

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Solidroad

Staff Software Engineer

Improve agent performance and consistency with automated quality reviews of every interaction and realistic AI simulations for human and AI support teams.

engineeringonsiteSan Francisco, US
$230K - $250K
full-time

Benefits:

  • Equity

Experience Requirements:

  • At least 4 years of engineering experience

  • Ideally at a startup (Series A to C)

  • Experience shipping complex, customer-facing products

  • Strong technical leadership experience

  • Experience mentoring other engineers

Other Requirements:

  • Deep expertise in modern web technologies

  • Expertise in product architecture or AI integrations

Responsibilities:

  • Lead technical direction

  • Build & mentor a team

  • Work directly with our customers

  • Own critical systems end-to-end

  • Partner across SF & Dublin

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Solidroad

Senior Software Engineer

Improve agent performance and consistency with automated quality reviews of every interaction and realistic AI simulations for human and AI support teams.

engineeringonsiteSan Francisco, US
$200K - $230K
full-time

Benefits:

  • Equity

Experience Requirements:

  • At least 4 years of engineering experience

  • Ideally at a startup (Series A to C)

  • Experience shipping complex, customer-facing products

  • Strong technical leadership experience

  • Experience mentoring other engineers

Other Requirements:

  • Deep expertise in modern web technologies

  • Expertise in product architecture or AI integrations

Responsibilities:

  • Lead Development of Advanced Prompt Engineering and Retrieval Pipelines

  • Architect Real-Time Multimodal Simulations

  • Drive High-Performance User Experiences

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Solidroad

Software Engineer

Improve agent performance and consistency with automated quality reviews of every interaction and realistic AI simulations for human and AI support teams.

engineeringonsiteSan Francisco, US
$170K - $210K
full-time

Benefits:

  • Equity

Education Requirements:

  • Solid computer science foundations

Experience Requirements:

  • Spent a bit of time at a startup (Series A to C ideally)

Other Requirements:

  • Built something cool that made you proud

Responsibilities:

  • Build Advanced Prompt Engineering and Retrieval Pipelines

  • Create Real-Time Multimodal Simulations

  • Craft High-Performance User Experiences

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Solidroad

Senior Product Designer

Improve agent performance and consistency with automated quality reviews of every interaction and realistic AI simulations for human and AI support teams.

designonsiteSan Francisco, US
$210K - $250K
full-time

Benefits:

  • Equity

Experience Requirements:

  • At least 4 years of design experience

  • Ideally at a startup (Series A to C)

  • Experience shipping complex, customer-facing products

  • Strong design leadership experience

  • Experience mentoring other designers

Other Requirements:

  • Deep expertise in modern design tools

  • Expertise in design systems

  • Expertise in AI/tech product design

Responsibilities:

  • Design the Complete Product Experience Stack

  • Shape Brand Evolution Across All Touchpoints

  • Drive Exceptional User Experience Standards

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Solidroad

Account Executive

Improve agent performance and consistency with automated quality reviews of every interaction and realistic AI simulations for human and AI support teams.

salesonsiteSan Francisco, US
$220K - $250K
full-time

Benefits:

  • Equity

  • Commission

Experience Requirements:

  • 3+ years of experience as an SDR or AE

  • Experience in a high-velocity sales role

  • Experience selling SaaS to SMB and Midmarket teams

  • Track record of crushing quota

Other Requirements:

  • Detail-oriented, organized, and accountable

  • Ability to communicate with clarity and charisma

Responsibilities:

  • Source, identify, and qualify leads across SMB and Midmarket

  • Close new business by running a tight process

  • Sell directly to the C-Suite and CX leaders

  • Build repeatable outbound campaigns

  • Keep our CRM (HubSpot) squeaky clean

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Apten

Software Engineer (Full Stack)

Convert more leads across SMS, voice, and email with AI agents that maintain context across every channel to deliver personalized, human-like sales conversations.

engineeringonsiteSan Francisco, US
$120K - $160K
full-time

Benefits:

  • 0.20% - 1.00% equity

  • Direct partnership with founding team

  • Ownership of critical systems

  • Shape product and culture from the ground up

Education Requirements:

  • Any (new grads ok)

Experience Requirements:

  • 3+ years of experience building and shipping production software

  • Experience with TypeScript, React, and AWS (Lambda, ECS, DynamoDB, etc.)

  • Previous startup or early-stage experience a plus

  • Experience working with LLMs (Bonus Points)

  • Experience with event-driven architectures (Bonus Points)

Other Requirements:

  • US citizen/visa only

  • Strong product sense and pragmatic tradeoff skills

  • Curiosity and drive to figure things out

  • Comfortable working across the full stack

Responsibilities:

  • Own and ship core features across the stack (React to AWS APIs)

  • Work directly with enterprises to build AI agents

  • Build scalable infra for messaging and AI inference

  • Turn Apten into a self-improving, high-performance agent

  • 0 bureaucracy, 100% ownership experimental work

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Unblocked

Senior AI Engineer

Provide AI tools with the context needed to generate reliable code and reviews by connecting your codebase, documentation, and team conversations in one layer.

engineeringhybridVancouver, CAfull-time

Benefits:

  • Competitive base salary

  • Equity in the company

  • Medical and dental benefits

  • Flexible vacation policy

  • Choice of Apple hardware

Experience Requirements:

  • Extensive experience as a software engineer

  • Track record of building and shipping products

  • Practical experience with LLM applications

  • Expert-level software development skills

  • Demonstrated leadership of fellow team members

Other Requirements:

  • Based in Vancouver, British Columbia

  • In the office 4 days a week

  • Driven to get things done

  • Able to play well with others

  • Ambitious malcontent

Responsibilities:

  • Build and optimize scalable data pipelines

  • Design and implement end-to-end AI workflows

  • Integrate advancements from leading LLM providers

  • Contribute ideas to product discussions

  • Share knowledge and mentor teammates

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Unblocked

Senior Software Engineer

Provide AI tools with the context needed to generate reliable code and reviews by connecting your codebase, documentation, and team conversations in one layer.

engineeringhybridVancouver, CAfull-time

Benefits:

  • Competitive base salary

  • Equity in the company

  • Medical and dental benefits

  • Flexible vacation policy

  • Choice of Apple hardware

Experience Requirements:

  • Experienced software development engineer

  • Expert-level skills in Kotlin and Python

  • Experience with microservices architecture

  • Experience building scalable, fault-tolerant systems

  • Experience with APIs and REST-ful services

Other Requirements:

  • Based in Vancouver, British Columbia

  • In the office 4 days a week

  • Familiarity with a Cloud Platform (AWS, Azure, or GCP)

  • Experience collaborating with DevOps teams

  • Driven to get things done

Responsibilities:

  • Design, build, and operate secure services

  • Work independently on smaller projects

  • Build and optimize scalable data pipelines

  • Build integrations with third-party services

  • Work closely with product designers and frontend developers

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Unblocked

Frontend Engineer

Provide AI tools with the context needed to generate reliable code and reviews by connecting your codebase, documentation, and team conversations in one layer.

engineeringhybridVancouver, CAfull-time

Benefits:

  • Competitive base salary

  • Equity in the company

  • Medical and dental benefits

  • Flexible vacation policy

  • Choice of Apple hardware

Experience Requirements:

  • Solid experience as a software engineer

  • Intermediate-level software development skills

  • Experience building views using reactive technologies

  • Experience building applications using TypeScript or JavaScript

  • Experience with client data-handling techniques

Other Requirements:

  • Based in Vancouver, British Columbia

  • In the office 4 days a week

  • Driven to get things done

  • Able to play well with others

  • Attention to detail

Responsibilities:

  • Implement user interfaces and workflows

  • Implement designs for marketing sites and emails

  • Define client/server APIs

  • Collaborate with design team

  • Help define product roadmap

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Unblocked

Brand Designer

Provide AI tools with the context needed to generate reliable code and reviews by connecting your codebase, documentation, and team conversations in one layer.

designhybridVancouver, CAfull-time

Benefits:

  • Competitive base salary

  • Equity in the company

  • Medical and dental benefits

  • Flexible vacation policy

  • Choice of Apple hardware

Experience Requirements:

  • 7+ years of visual design experience

  • Portfolio demonstrating strong visual design skills

  • Skilled in Figma, After Effects, Lottie, or similar

  • Experience designing for software developers

  • Experience designing a range of marketing materials

Other Requirements:

  • Based in Vancouver, British Columbia

  • In the office 4 days a week

  • Ability to understand technical concepts

  • Grace under pressure

  • Proactive and clear communicator

Responsibilities:

  • Evolve the Unblocked brand across all touchpoints

  • Develop and maintain visual identity system

  • Design and iterate on the Unblocked website

  • Create illustrations and animations

  • Design engaging materials for conferences

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Fathom

AI Engineer

Turn raw meeting footage into actionable insights with AI-generated summaries, transcripts, and synchronized CRM updates designed for high-performing teams.

engineeringhybridSan Francisco, USfull-time

Benefits:

  • Career-defining opportunity

  • Dynamic and collaborative team

  • Competitive compensation and benefits

  • Supportive environment

Education Requirements:

  • Masters degree in a related field

Experience Requirements:

  • Experience with prompt engineering

  • Proficient in Python

  • Foundational analytics (Python or SQL)

Other Requirements:

  • Attention to detail

  • Curiosity-driven and pragmatic

  • Generalist mindset

  • Resilience

  • Strong collaborative skills

Responsibilities:

  • Upgrade existing features using prompt engineering

  • Improve or create new evaluations

  • Prototype new AI features

  • Fine-tune models

  • Develop processes for AI model migration

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Dart

Backend Engineer

Automate routine administrative tasks and streamline complex team workflows with an AI-native project management platform built for agile growth and speed.

engineeringremoteSan Francisco, US
$40K - $100K
full-time

Benefits:

  • top of local market salary

  • equity that scales with ownership

  • fully remote work

  • flexible hours

  • home office stipend

Experience Requirements:

  • 3+ years

Other Requirements:

  • Skills: Dart, Django, Git, Python, Redis, Software Architecture, Bash/Shell, PostgreSQL, Amazon Web Services (AWS)

  • Visa: US citizenship/visa not required

Responsibilities:

  • Build and scale LLM-powered systems

  • Use LLMs and other AI tools in your development workflow

  • Design and maintain robust APIs and backend services using Python + Django

  • Optimize data models and queries across a PostgreSQL + Redis foundation

  • Work flexibly and autonomously across product challenges

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Dart

Frontend Engineer

Automate routine administrative tasks and streamline complex team workflows with an AI-native project management platform built for agile growth and speed.

engineeringremoteSan Francisco, US
$40K - $100K
full-time

Benefits:

  • top of local market salary

  • equity that scales with ownership

  • fully remote work

  • flexible hours

  • home office stipend

Experience Requirements:

  • 3+ years

Other Requirements:

  • Skills: Vue.js, JavaScript, Prototyping, Dart, React, TypeScript, Software Architecture, Bash/Shell, Git

  • Visa: US citizenship/visa not required

Responsibilities:

  • Work directly on LLM-powered product features

  • Use LLMs and other AI tools in your development workflow

  • Build fast, functional, and beautiful components using Vue 3 + TypeScript

  • Integrate cleanly and efficiently with backend APIs

  • Focus relentlessly on great user experience, performance, and responsiveness

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Vapi

Member of Technical Staff, Backend

Build and deploy lifelike voice AI agents with an API-first platform featuring sub-500ms latency, 100+ supported languages, and seamless telephony integrations.

engineeringonsiteSan Francisco, US
$200K - $265K
full-time

Benefits:

  • Equity ownership

  • Medical, dental, and vision plans

  • Quarterly offsites

  • Flexible time off

  • Catered meals and transportation

Experience Requirements:

  • Experience from Series B to F startups

  • Built beautiful products

  • Previous startup founder experience (bonus)

Responsibilities:

  • Ramp on voice agent pipeline

  • Own end-to-end large projects like WhatsApp voice agents

  • Own auto RL loop projects

  • Talk to customers

  • Design APIs that last a century

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Vapi

Member of Technical Staff, Infrastructure

Build and deploy lifelike voice AI agents with an API-first platform featuring sub-500ms latency, 100+ supported languages, and seamless telephony integrations.

engineeringonsiteSan Francisco, US
$230K - $270K
full-time

Benefits:

  • Equity ownership

  • Medical, dental, and vision plans

  • Quarterly offsites

  • Flexible time off

  • Catered meals and transportation

Experience Requirements:

  • Experience from Series B to F startups

  • Scaled massive systems that are resilient and performant

  • Previous startup founder experience (bonus)

Responsibilities:

  • Ramp on multi-cluster, multi-cloud infrastructure

  • Deliver new services like Anycast Global Router

  • Own domains like GPU inference clusters

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Vapi

Enterprise Account Executive

Build and deploy lifelike voice AI agents with an API-first platform featuring sub-500ms latency, 100+ supported languages, and seamless telephony integrations.

salesonsiteSan Francisco, US
$300K - $350K
full-time

Benefits:

  • Equity ownership

  • Medical, dental, and vision plans

  • Quarterly offsites

  • Flexible time off

  • Catered meals and transportation

Experience Requirements:

  • Experience from Series B to F startups

  • Sold multi-million dollar deals to F500

  • Previous startup founder experience (bonus)

Responsibilities:

  • Learn the full Vapi stack

  • Lead enterprise discovery

  • Design pilots with product and engineering leaders

  • Shape solution architecture

  • Own multi-stakeholder deals end-to-end

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Vapi

Sales Development Representative (SDR)

Build and deploy lifelike voice AI agents with an API-first platform featuring sub-500ms latency, 100+ supported languages, and seamless telephony integrations.

salesonsiteSan Francisco, US
$75K - $100K
full-time

Benefits:

  • Equity ownership

  • Medical, dental, and vision plans

  • Quarterly offsites

  • Flexible time off

  • Catered meals and transportation

Experience Requirements:

  • Experience from Series B to F startups

  • Previous startup founder experience (bonus)

Responsibilities:

  • Learn Vapi platform and positioning

  • Run targeted outbound campaigns

  • Qualify high-intent prospects for enterprise AEs

  • Own pipeline generation across key verticals

  • Drive discovery meetings and early product adoption

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