SDE 3

We are looking for a Senior Software Engineer (SDE III) with 7+ years of backend engineering experience to join our fast-growing team. This role is ideal for someone who thrives in a startup environment, has a strong sense of ownership, and can design, build, and scale backend systems from the ground up. At Loop, you will play a critical role in shaping our backend architecture, driving technical excellence, and mentoring peers, while also engaging with customers to ensure our solutions address real-world challenges in the food-tech space.

The core responsibilities for the job include the following:

System Architecture:

• Design and implement a scalable backend system architecture to support current needs and long-term vision.
• Drive system performance, scalability, and reliability improvements across services.
• Establish engineering best practices for code quality, testing, CI/CD, and monitoring.
• Collaborate closely with product and leadership to align technology strategy with business goals.

Critical Thinking and Problem Solving:

• Apply first-principles thinking to solve complex technical challenges.
• Challenge existing assumptions and propose innovative, practical solutions.
• Evaluate trade-offs between speed and scalability, balancing short-term deliverables with long-term architecture goals.

Team and Mentorship:

• Provide technical mentorship to mid-level and junior engineers.
• Review code and contribute to fostering a high-quality engineering culture.
• Take ownership of projects, driving them from conception to deployment.

Requirements:

• 7+ years of professional experience building and scaling backend systems.
• Deep expertise in Python, Django, and PostgreSQL (or similar backend stack).
• Proven ability to architect, design, and optimize backend services in production environments.
• Hands-on experience with cloud platforms (preferably GCP), data pipelines, and orchestration tools like DBT.
• Strong debugging, troubleshooting, and performance optimization skills.
• Self-starter with an ownership mentality, capable of driving projects independently in a fast-paced startup setting.
• Exposure to frontend technologies (React / JS frameworks) with a willingness to learn.
• Experience building customer-facing products in B2B SaaS or food-tech/logistics platforms.
• Demonstrated ability to mentor engineers and contribute to scaling engineering teams.
• Strong product sense, with curiosity and passion for solving real-world customer problems.
• A mindset focused on quality, continuous learning, and customer delight.