# Python Developer/ Senior Python Developer - Company: [Aptportfolio]() - Location: Delhi - Team: Core Engineering - Posted: October 27, 2022 ## Job description About APT Research Pvt. Ltd. APT Research is the research and data analytics arm of APT Portfolio, a quantitative investment firm that thrives on cutting-edge technology, scientific thinking, and deep market insight. We are a team of scientists, engineers, and innovators powering algorithmic trading and financial research at scale. Learn more at www.aptportfolio.com. The Data Management & Research (DMR) team plays a pivotal role in building high-performance systems, storage, distributed computing systems, research infrastructure, and pipelines that process, store, and analyze market data across global exchanges, enabling the firm's trading decisions and investment strategies. **About the Role** We are looking for a Senior Software Engineer / Tech Lead to join our DMR team — a self- driven engineer who enjoys solving hard problems, building scalable systems, and mentoring others while remaining deeply hands-on with code. This role blends individual technical depth with people and project leadership, making it ideal for someone who thrives in a fast-paced, analytical environment and wants to contribute across the stack — from systems architecture to production deployments. **What You’ll Do** ·        Design, prototype, and build robust data pipelines, APIs, and analytical systems using Python ·        Own and evolve large-scale distributed systems across PostgreSQL, MongoDB, and ClickHouse ·        Lead and mentor junior engineers while maintaining your own strong IC contributions ·        Collaborate with product managers, researchers, and trading teams to scope and ship features ·        Bring a systems thinking mindset — ensuring performance, monitoring, and maintainability ·        Rapidly prototype and iterate on solutions for real-time data processing and analytics ·        Drive best practices in software development, testing, and code reviews. **What We’re Looking For** ·        Strong hands-on experience with Python and data-intensive system design ·        Deep understanding of relational and NoSQL databases, especially Postgres, MongoDB, and ClickHouse ·        Experience with data analytics, machine learning basics, and system-level programming ·        Exposure to or interest in trading systems, market data, or financial analytics ·        Demonstrated ability to lead technical projects and mentor engineers ·        Strong fundamentals in system design, performance tuning, and software architecture ·        Ability to balance long-term technical vision with quick prototyping and agile execution **Bonus Points For** ·        Prior experience in fintech, quantitative research, or high-frequency trading environments ·        Familiarity with C++, Kubernetes, full stack development, or CI/CD tooling ·        Strong opinions on architectural choices — but humble enough to change them ·        Past experience managing small to mid-sized engineering teams or projects **Why Join Us?** ·        Work as part of a team building real-world, high-performance software from the ground up. ·        Deep exposure to the intersection of data, research, and financial markets ·        Opportunity to influence technical direction and build domain expertise across stacks ·        Culture of intellectual rigor, hands-on ownership, and constant iteration ## Apply [Apply on Aptportfolio]() Canonical job page: