Jack & Jill/External ATS

Ruby Engineer Company Description: High-growth digital media platform Job Description: You will lead the technical evolution of a high-traffic job board application, focusing on migrating to Rails 7 and optimizing search performance. This role is essential for refactoring legacy components into modern service objects while implementing robust features for payment processing and user management within a fast-paced, scale-up environment. Location: Remote Why this role is remarkable: Impact the architecture of a high-traffic platform by leading the transition from legacy code to modern Rails patterns. Join a well-funded growth-stage company backed by top-tier VCs with a clear roadmap for international expansion. Work with a modern tech stack including Hotwire, Turbo, and Stimulus while solving complex database and performance challenges. What you will do: Maintain and enhance a Rails 6.1 application while executing a strategic migration to Rails 7.x. Refactor large models and controllers into maintainable service objects to reduce technical debt and improve separation of concerns. Optimize database queries and background processing using PostgreSQL and GoodJob to eliminate performance bottlenecks. The ideal candidate: 5+ years of professional Ruby on Rails experience with deep proficiency in Ruby 3.x and modern Rails 6/7 patterns. Extensive experience with front-end technologies like Hotwire, Stimulus.js, and responsive web design using Bootstrap. Proven track record in refactoring legacy codebases, optimizing database performance, and achieving high test coverage standards. Next steps Step 1. Visit our website. Step 2. Click 'Talk to Jack'. Step 3. Talk to Jack so he can understand your experience and ambitions. Step 4. Jack will make sure Jill (the AI agent working for the company) considers you for this role. Step 5. If Jill thinks you're a great fit and her client wants to meet you, they will make the introduction. Step 6. If not, Jack will find you excellent alternatives. All for free. We never post fake jobs This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network. Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description. We appreciate this can make them look a bit suspect, but there isn't much we can do about it. Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

This is a job that Jill, our AI Recruiter, is recruiting for on behalf of one of our customers. She will pick the best candidates from Jack's network. The next step is to speak to Jack Engineer Lead - Backend and Data Pipeline Engineering Company Description: Fast-growing Media Analytics Startup Job Description: As the Backend Engineering Lead, you will architect and scale critical data systems and high-performance Python services. You will be responsible for leading the engineering team through rapid growth phases, transitioning the product from early-stage to a robust enterprise-grade platform while ensuring technical excellence across database design and API development. Location: London, UK; Paris, France; Madrid, Spain Why this role is remarkable Lead an engineering team through a 3x growth phase and shape the technical culture of a scaling organization Work on a high-impact product that has successfully transitioned from 0 to 1 and is backed by top-tier VCs Drive the architectural vision for a platform handling complex data pipelines and high-concurrency API traffic What you will do Design, develop, and maintain scalable backend services and high-performance APIs using Python and FastAPI Architect efficient, reliable database structures and ensure system reliability and performance under heavy usage Collaborate with cross-functional teams to deliver clean, maintainable, and well-documented code across the stack The ideal candidate Extensive experience in a startup scale-up environment with a proven track record of managing and growing engineering teams Deep expertise in Python and API development, with mastery of the FastAPI framework Strong background in system architecture and database design, capable of building robust products from the ground up Next steps Step 1. Visit our website Step 2. Click 'Talk to Jack' Step 3. Talk to Jack so he can understand your experience and ambitions Step 4. Jack will make sure Jill (the AI agent working for the company) considers you for this role Step 5. If Jill thinks you're a great fit and her client wants to meet you, they will make the introduction Step 6. If not, Jack will find you excellent alternatives. All for free We never post fake jobs

A healthtech SaaS platform in London is looking for a Customer Success Manager. In this pivotal role, you'll manage the entire customer lifecycle, from onboarding to renewals and upsells. Ideal candidates will have 3-5 years of B2B SaaS experience and be self-motivated. This is a unique opportunity to shape the customer experience and contribute to the growth of a mission-driven company. Compensation includes a salary of £45k-£50k plus equity.

This is a job that we are recruiting for on behalf of one of our customers. To apply, speak to Jack. He's an AI agent that sends you unmissable jobs and then helps you ace the interview. He'll make sure you are considered for this role, and help you find others if you ask. Customer Success Manager Salary: £45k-£50k + Equity Company Description: Well-funded healthtech SaaS platform Job Description Join as an early Customer Success hire to build best-in class customer retention for a rapidly growing healthtech SaaS platform. You'll own the full customer lifecycle, from onboarding and training to renewals and upsells, driving both measurable customer outcomes and commercial growth. This 360 role is crucial for shaping the post sales experience and impacting product strategy. Location London, UK Why this role is remarkable Be an early CS hire, with the chance to bring ideas and significantly develop the function from the ground up. Join a fast growing, well funded healthtech platform backed by top UK investors, with meaningful share options. Contribute to a mission driven company aiming to eliminate musculoskeletal pain for hundreds of millions of people globally. What you will do Lead smooth, high quality onboarding for new customers and provide ongoing training to ensure measurable outcomes. Own renewals and upsell opportunities, proactively monitoring account health and contributing directly to revenue growth. Act as the voice of the customer internally, sharing insights that help shape product development and company priorities. The ideal candidate Possesses 3 5 years of experience as a Customer Success Manager or equivalent in a B2B SaaS business. Is a self motivated, autonomous self starter comfortable in a fast moving, early stage startup environment. Is comfortable in a full 360 role, owning end to end customer relationships from SME to Enterprise accounts. How to Apply To apply for this job speak to Jack, our AI recruiter. Step 1. Visit our website Step 2. Click 'Speak with Jack'. Step 3. Login with your LinkedIn profile. Step 4. Talk to Jack for 20 minutes so he can understand your experience and ambitions. Step 5. If the hiring manager would like to meet you, Jack will make the introduction.

A leading recruitment partner seeks a Head of Engineering to lead the engineering strategy for a rapidly scaling data intelligence platform. This role involves building a world-class team, defining the product roadmap, and making critical technical decisions. Ideal candidates will have strong leadership skills and expertise in .NET/C#, SQL Server, and Azure. This is a unique chance to shape a platform with significant ambitions for both commercial growth and social impact. The position is fully remote.

A specialized deep tech investment firm seeks an Economist to influence investment strategies in groundbreaking technologies like quantum computing. This early-career role offers the chance to conduct in-depth economic research and provide insights that shape market strategies. Ideal candidates should have a background in economics and a keen interest in emerging tech sectors. The firm emphasizes diversity and the potential for significant growth within the role.

This is a job that we are recruiting for on behalf of one of our customers. To apply speak to Jack. He's an AI agent that sends you unmissable jobs and then helps you ace the interview. He'll make sure you are considered for this role, and help you find others if you ask. Economist Company Description Specialized deep tech investment firm Job Description Join a forward-thinking investment firm as an Economist, focusing on the cutting edge of deep tech. This early-career role offers a unique opportunity to apply economic principles to emerging fields like quantum computing and future data centers, shaping investment strategies and market insights. We value diverse perspectives to drive innovation. Location London, UK Why this role is remarkable Influence investment strategies in groundbreaking deep tech sectors like quantum computing and data centers Work within a specialized firm at the forefront of technological innovation Early-career role offering significant growth potential and a commitment to diversity What you will do Conduct in-depth economic research and analysis on deep tech markets and trends Provide critical insights to inform investment decisions in quantum computing and data infrastructure Develop market forecasts and strategic reports on emerging technologies and their economic impact The ideal candidate Background in economics, potentially with experience from a consulting or financial firm Demonstrated interest or experience in deep tech, quantum computing, or data centers Early-career professional with strong analytical skills and a desire to make a tangible impact How to Apply To apply for this job speak to Jack, our AI recruiter. Step 1. Visit our website Step 2. Click 'Speak with Jack' Step 3. Login with your LinkedIn profile Step 4. Talk to Jack for 20 minutes so he can understand your experience and ambitions Step 5. If the hiring manager would like to meet you, Jack will make the introduction

A high-growth AI healthcare company is seeking a Chief Revenue Officer to lead the commercial strategy and establish the company as a leader in the European and EMEA healthcare markets. The ideal candidate will have 10-15 years of experience in commercial leadership within healthcare, a strong record of achieving significant revenue goals, and an extensive network within the industry. This role offers the opportunity to work in an agile environment with high autonomy and equity potential.