Senior Software Engineer

Senior Software Engineer Ad fatigue is killing engagement, but we're fixing it. Thanks (thanks.co) is seeking a Senior Software Engineer to join our team and play a pivotal role in building the only advertising platform where everyone wins. As a Senior Engineer you will play a key role in scaling this groundbreaking platform globally - working closely with our founders, CTO, product and engineering team to solve complex technical challenges. We will need you to bring a strong background in full-stack software development using Node, Typescript and React, and a collaborative approach to your work. What You'll Do Build impactful software across the stack - designing, developing, testing, and deploying frontend and backend features using modern, cloud-native technologies Shape architecture and technical direction - contributing to system design, technology choices, and scalable infrastructure decisions Collaborate cross-functionally with product, design, and other software engineers to gather requirements, scope solutions, and deliver high-quality features Champion engineering best practices including clean code, security, documentation, testing, code reviews, and CI/CD Support and maintain production systems, troubleshooting issues, resolving bugs, and ensuring performance, security, and uptime Communicate openly and clearly with the team, sharing progress, risks, and blockers while contributing to a collaborative and feedback-friendly culture Requirements Strong, proven experience working on modern TypeScript / Node.js / React platforms Strong software design and architecture skills, with a history of building scalable and maintainable systems A deep understanding of software engineering best practices including CI/CD, testing, documentation, observability, and security Comfort with ambiguity and a desire to help bring structure to evolving systems and processes Pragmatic problem-solving skills, balancing ideal solutions with shipping value quickly Clear communicator who thrives in cross-functional collaboration with product, design, and leadership Ownership mindset - someone who actively drives initiatives forward and takes responsibility for outcomes A team-first attitude - humble, kind, and supportive of others Nice to have - but can be learned in the role Understanding of or experience with adtech or martech - such as ad serving, ranking, attribution, conversion tracking, audience targeting, matching, or DSPs Knowledge of the CloudFlare ecosystem (Workers, Queues, KV, etc.) Experience with data analytics, such as ClickHouse and / or similar OLAP platforms Understanding of SRE practices and tooling Thanks' tech stack Turborepo / NodeJS / TypeScript React / NextJS / React Native Prisma / PlanetScale CloudFlare (Workers, Queues, KV, etc) Vitest / Playwright GitHub Actions DataDog / Sentry / OpenTelemetry Statsig Benefits What if people actually loved ads? Thanks makes this possible. We're a Sydney-headquartered, global company on a mission to kill ad fatigue and create advertising that consumers genuinely appreciate. Our industry-leading engagement goes beyond capturing attention - we delight, reward, and transform how people experience ads. Why Thanks? Here's why you'll love working with us: Direct Impact: Your work will significantly shape our products and trajectory as we scale rapidly Ownership and Autonomy: Help us build the only ad network where everyone wins. We'll give you the right tools, freedom, and collaborative environment to succeed and achieve your biggest goals Competitive Package: Enjoy a competitive salary, plus stock options to share in our success Growth Trajectory: Thrive in an environment of rapid change, constant challenges, and endless opportunities. You'll work closely with leadership in a culture that values courage, appreciation, and kindness Comprehensive Benefits: Enjoy a benefits package designed to support your needs and wellbeing Flexibility: Work flexibly, with two required days (Tuesdays and Thursdays) at our Bridge Street office in Sydney. We're tackling big challenges in advertising technology by creating our own ecosystem, not copying what exists. If you're excited to innovate, influence, and grow at a rapidly scaling company, we'd love to hear from you - let's build something extraordinary together #J-18808-Ljbffr