Senior Backend Engineer

Senior Backend Engineer

Company: Kake

We are looking for a Senior Backend Engineer to help build and scale a cutting-edge platform that combines cloud infrastructure, data intelligence, and artificial intelligence. You'll work on high-impact systems that process large volumes of data, integrate with leading AI technologies, and support mission-critical decision-making for enterprise customers. As part of a small, highly collaborative team, you'll have significant ownership over architecture, technical direction, and product outcomes. If you enjoy solving complex engineering challenges and building products from the ground up, we'd love to hear from you.

Key Responsibilities

• Design, develop, and maintain scalable backend services and APIs using TypeScript, Node.js, Express, Python, and FastAPI.
• Build and optimize backend systems, databases, and data processing workflows to support product and business needs.
• Develop and maintain integrations with AI platforms and Large Language Models (LLMs), including OpenAI, Gemini, Anthropic, and similar technologies.
• Collaborate closely with Product, Design, and Engineering teams to define technical solutions and deliver impactful features.
• Improve application performance, reliability, and scalability across a growing platform.
• Investigate, troubleshoot, and resolve production issues while enhancing observability and monitoring capabilities.
• Contribute to architectural decisions and help shape the technical direction of the platform.
• Build and maintain cloud-native solutions leveraging Google Cloud services

Core Requirements

• 5+ years of professional experience in backend software engineering, using TypeScript, Node.js, and Express.
• Strong experience building APIs and backend services using Python and FastAPI.
• Solid experience with PostgreSQL, including schema design, query optimization, and performance tuning.
• Experience designing and maintaining scalable, production-grade distributed systems.
• Experience working with Google Cloud Platform (GCP) or similar cloud environments.
• Familiarity with serverless architectures and cloud-native services such as Functions, Jobs, or equivalent technologies.
• Experience troubleshooting production systems and implementing observability best practices.
• Excellent written and verbal communication skills in English.
• Ability to work independently in a remote, fast-paced environment.

Nice-to-Have

• Experience with DBT and modern data transformation workflows.
• Familiarity with Golang.
• Experience with Datadog or other observability and monitoring platforms.
• Exposure to frontend technologies such as React, Next.js, and TypeScript.
• Experience integrating and working with Large Language Models (LLMs) through SDKs and APIs.
• Experience building AI-powered products or features.
• Familiarity with event-driven architectures, data pipelines, and modern analytics ecosystems.
• Previous experience in early-stage or high-growth startup environment

Additional

• US Timezone Overlap: 6h–7h daily PST

Please Note: Due to the high volume of applications, only shortlisted candidates will be contacted.