About Colabtools

Colabtools is a next-gen construction tech SaaS platform that streamlines on-site workflows, project collaboration, and data-driven decision-making. We are building AI-first systems to automate manual processes in construction and improve efficiency at scale.

About the Role

We are looking for a highly experienced Senior Software Engineer to design and build scalable, AI-powered systems for the construction tech ecosystem. You will play a key role in architecting backend systems, integrating LLM-driven workflows, and leading critical engineering decisions.

Key Responsibilities

Design and develop scalable backend systems and APIs
Architect and implement LLM-driven solutions (AI agents, automation workflows, copilots)
Build and maintain robust ETL/data pipelines for large-scale data processing
Lead system design discussions and ensure high performance, reliability, and security
Work with AWS services (Lambda, S3, DynamoDB, etc.) to build serverless architectures
Collaborate with product and design teams to translate requirements into scalable solutions
Mentor junior engineers and drive engineering best practices
Optimize systems for latency, cost, and scalability

Required Skills & Experience

7–8 years of experience in backend/system engineering
Strong proficiency in Python
Hands-on experience with LLM integrations
Experience building scalable distributed systems
Deep understanding of ETL pipelines and data engineering workflows
Strong experience with AWS (Lambda, API Gateway, S3, etc.)
Experience with microservices architecture
Solid understanding of databases (SQL & NoSQL)

Good to Have

Experience building AI agents or copilots
Exposure to event-driven architecture
Experience in construction tech / SaaS platforms
Familiarity with CI/CD pipelines and DevOps practices

What We’re Looking For

Strong problem-solving mindset
Ownership and ability to lead projects end-to-end
Ability to work in a fast-paced startup environment

ColabTools

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