> Markdown version of [/jobs/ext/4276952-senior-back-end-engineer](https://www.wearedevelopers.com/jobs/ext/4276952-senior-back-end-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Back End Engineer - **Company:** ABACUM INC - **Location:** United States (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Data Structures, Python (Programming Language), PostgreSQL, Machine Learning, Scrum Methodology, Pandas, Kubernetes, Data Management - **Published:** October 16, 2026 - **Apply:** https://arc.dev/remote-jobs/j/redirect/nlqqz8cq57 ## About the Role * Product mindset * Team player * Complex data structures * Deep understanding on performance when building and operating through observability Bonus Points if you have... * Experience with Pandas, Polars or similar DataFrames technologies * Experience building ML and AI solutions * Experience scaling complex data platforms ## Description * Collaborate closely with engineers, product designers, and product to perform experiments and test new ideas * Build performant, design-centric, reusable and usable interfaces that solve complex needs. Such as customisation possibilities for our users, complex data visualisations (graphs, charts, etc...), delightful components that provide the best platform experience * Drive user defined data modeling and performance, providing the user with customization possibilities through reusable building blocks: models, variables, formulas, … * Take operational responsibility for the components that you write * Work in an environment that supports your individual growth by providing you with challenging tasks and projects to solve and the freedom to acquire new skills in hack time * Work with product and our operations team to incorporate customer feedback in order to constantly improve our product * Scale our complex data and calculations platform for a fast growing number, size and complexity of clients You can easily check off… Stack * Python * PostgreSQL * Kubernetes Methodology * Agile/Scrum * Data driven