KeyStep
Senior Staff Engineer
MongoDB
Dublin, Ireland
Full-time
about 4 hours ago
The worldwide data management software market is massive (IDC forecasts it to be $138 billion by 2026). At MongoDB, we are transforming indu…
Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest.
Affirm is looking for a Senior Staff Software Engineer to take on a critical role in defining and leading web platform and infrastructure across all web engineering.
You'll shape best practices, lead architectural choices, and drive the successful delivery of critical initiatives. This role requires a high level of technical ability and leadership, and experience with advancing and improving design systems, application architecture, CI/CD, observability, performance, and AI tooling for complex, mission critical web applications.
You’ll help mentor and grow a talented team of senior engineers, and build relationships with architects and product teams across Affirm.
What You'll Do
Build and drive web development strategy for all frontend teams
Deliver critical improvements to our large monorepo build and deploy systems, focusing on high reliability and performance
Architect and contribute to decisions on the right platform, tools, and technologies to support consistency and reliability
Empower web engineers to leverage AI to improve delivery speed, code quality, and developer experience across all web engineers at the company. Help define Affirm’s web development AI strategy, leveraging agents and agent orchestration, to automate complex workflows.
Design, implement, and extend core platform components and functionality to enable new products and features to be built
Plan, design, and build our core platform software and systems to scale with an increasing number of users, features, business requirements, partners, and new engineers
What We Look For
10+ years of experience architecting, building and scaling Web Apps for large users base
A deep understanding of both the current and emerging web technologies, such as React, Typescript, NX, Oxlint, TurboRepo, RSPack, and Vite
The abilit
Neutral 2–4 sentence summary of what working at this company is like, drawn from public reviews and press coverage. Tone, collaboration style, pace, benefits highlights.
£45,000 – £60,000 (Glassdoor, Levels.fyi, 2025)
The worldwide data management software market is massive (IDC forecasts it to be $138 billion by 2026). At MongoDB, we are transforming indu…
The worldwide data management software market is massive (IDC forecasts it to be $138 billion by 2026). At MongoDB, we are transforming indu…
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