Mid level Backend Dev for SaaS the music industry

We’re hiring a freelance mid-level backend developer to join our 100% remote, talented, energetic small team. At MelodyIQ, we build music analytics tools trusted by the world’s top record labels — Sony, Universal, Def Jam, Island Records, and more. The code you ship will directly shape how global campaigns are run for the world’s biggest artists like Billie Eilish, Kendrick Lamar and Calvin Harris. Role description You’ll start with daily maintenance and support tickets, then grow into deeper backend ownership — improving performance, fixing bugs, and building new features that matter. You’re reliable, detail-focused, and proactive: someone who can keep the lights on while making the system better every week. Commitment: Minimum 4 hours per day, but ideally 6-8 hours per day. Contract: Will start as month-to-month freelance, with the option to move to long-term hire if it’s a great fit. Timezone: We’re prioritising candidates located between Europe and Australia, with at least 4 hours of daily overlap with Central European Time (ideal: Eastern Europe). What You’ll Do Handle daily system maintenance and customer support tickets Debug and fix bugs in production with care and precision Improve reliability and performance of our backend systems Refactor existing Javascript code into TypeScript and clean up legacy code Build internal automations and tools to make life easier for the team Write and maintain tests that keep our systems fast and dependable Take part in database migrations, CI improvements, and dependency upgrades Monitor dashboards and proactively flag potential issues Ship pragmatic solutions, not over-engineered ones Example Tasks You Might Work On Upgrading our PostgreSQL instance Optimizing PostgreSQL queries Refactoring backend code from Javascript into TypeScript Setting up Grafana dashboards to monitor key metrics Reducing GCP costs through smarter infrastructure decisions Migrating GCP Gen1 to Gen2 cloud functions Improving CI/CD deployment processes Cleaning up old/unused database tables Who We’re Looking For 4+ years of experience as a backend or full stack engineer Strong written communicator (we’re async and remote-first) Comfortable working autonomously day to day Trustworthy, conscientious, and detail-oriented Pragmatic: proud of your code but focused on simplicity and maintainability Curious and eager to learn, especially in a fast-moving SaaS startup Previous experience in fully remote async teams is a plus Required technical skills Very experienced at large PostgreSQL databases in a work setting Node Typescript / javascript At least basic React Nice to have technical skills Google cloud Experienced at React Redis Github actions Grafana/Prometheus Please mention the word **EXCELLENCY** and tag RMjYwNzo1MzAwOjIwZDo3ZDAwOjo= when applying to show you read the job post completely (#RMjYwNzo1MzAwOjIwZDo3ZDAwOjo=). This is a beta feature to avoid spam applicants. Companies can search these words to find applicants that read this and see they're human.