Senior Software Engineer

About the team Roundtable was founded by an experienced and well-matched team: Evan (CEO), Julien (CPO) and Simon (CTO) who has been an entrepreneur for more than 10 years now. Today, we are a team of 10. About the role We are looking for a highly skilled Senior Software Engineer to join our tech team. As a small team, collaborative building is at the core of how we operate—not just within the engineering team but across all departments. We are developing a product that offers an incredible opportunity to co-invest in the Private Equity sector. To achieve our vision, we need to establish both a premium brand and platform. Responsibilities Collaborating closely with the team on product strategy, assessing the effort required for various features, and making key technical decisions Supporting the overall decision-making process and the company’s sustained growth Developing, deploying, and maintaining new features Conducting code reviews and facilitating knowledge sharing within the team Technical environment Security: Data is extremely sensitive, making security a top priority. Accuracy: Computations must be exact down to the cent at all times. Code Quality: Our tech stack must be robust enough to pass regulatory audits. Scalability: Both the data and IT architecture must be functionally and technically scalable. For example, one challenge in our data model involves complex equity flows through multiple layers of intermediaries. The data model must accurately compute ownership and be flexible enough to adapt to different countries’ legal contexts. Tech Stack Type Safety: 100% TypeScript across the entire stack (frontend, backend, shared libraries) Quality Assurance: Vitest for unit/integration testing Playwright for E2E testing Biome for linting and formatting Zod for runtime validation at all system boundaries Architecture: pnpm workspace monorepo with Turborepo for build orchestration Domain-Driven Design with shared libraries Application Layer: Frontend: Next.js (App Router + Turbopack), Tailwind Backend: Express & GraphQL Yoga (Nexus schema) Database: PostgreSQL Job Queue: BullMQ with Redis API Layer: GraphQL (client-facing) with Apollo Client REST (admin-facing) with Zod schemas via lib/api-schemas Cloud Infrastructure: Google Cloud Platform (Cloud Run, GCS) Container-based deployments Observability: OpenTelemetry for tracing Datadog for monitoring (browser + server) Sentry for error tracking Cloud Infrastructure: Google Cloud Platform, Container-on-demand & Kubernetes-oriented You’re a great match if You have 5+ years of software engineer experience on full-stack web apps. Interest: You have a genuine interest in angel investment and the venture capital world. Entrepreneurial mindset: you thrive in fast-paced environments where you have broad responsibilities Ownership mentality: you are a doer and have a bias for action, no task is below you Organization skills: you know how to prioritize and split your tasks efficiently Team player: you enjoy sharing and learning from each other Initiative and innovation: you don’t hesitate to challenge and suggest new practices Product lover: you fully understand what we want to bring to our users, and you are eager to deliver the best possible UX to them Abstraction ability: you are able to step back and rethink our model globally Strong attention to details: code quality is important for you and you set a high bar. Benefits Challenging work experience building and owning an ambitious product Quality-driven environment Competitive compensation and equity package Awesome colleagues with high ambitions A strong product and technical culture Lovely offices located in the heart of Toulouse Roundtable is committed to creating a diverse environment. All qualified applicants will receive consideration for employment irrespective of gender, origins, identity, background and orientations. We are aware there’s a long way to go with regards to diversity in our industry, which is why we encourage all applicants- and especially those listed above- to apply to our open positions. #J-18808-Ljbffr