Software Architect

Company: FlexAI

Website: Visit Website

Business Type: Startup

Company Type: Product

Business Model: B2B

Funding Stage: Seed

Industry: AI infrastructure and Cloud

Salary Range: 30-80 Lacs PA

Job Description

Join FlexAI:

FlexAI is at the forefront of revolutionizing AI computing by reengineering infrastructure at the system level. Our groundbreaking architecture, combined with sophisticated software intelligence, abstraction, and an orchestration layer, allows developers to leverage a diverse array of compute, resulting in efficient, more reliable computing at a fraction of the cost. We are seeking a skilled and experienced Senior Software Engineer.

Position Overview

We are looking for a Senior Engineer/Architect to define, develop, and maintain both internal and external APIs for our modular product. Your work will enable independent module development, streamlined verification, and customer workflows that remain stable as our product evolves.

Responsibilities

• Own the end-to-end API strategy: design, standards, governance, versioning, lifecycle.
• Define and maintain stable, customer-facing APIs that support long-term workflows.
• Build internal APIs connecting modules, enabling parallel dev across teams.
• Partner with product, QA, and DevOps to enforce API quality, security, and verification.
• Establish best practices: API style guides, OpenAPI specs, contract testing.
• Introduce tooling for API documentation, monitoring, backward-compat checks.
• Mentor engineers, review designs, and scale API development across the org.
  
  

Requirements

• 8+ years backend engineering; 3+ years API design/architecture ownership.
• Strong in RESTful design (GraphQL/gRPC a plus).
• Experience with API gateways, CI/CD integration, observability.
• Deep knowledge of API security (OAuth2, JWT).
• Hands-on coding in Go/Java/Python.
• Track record of designing APIs used by multiple teams or customers.
• Strong communicator and system-level thinker.
  
  

What We Offer

• A competitive salary and benefits package, tailored to recognize your dedication and contributions.
• The opportunity to collaborate with leading experts in AI and cloud computing, learning from the best and the brightest, fostering continuous growth.
• An environment that values innovation, collaboration, and mutual respect.
• Support for personal and professional development, empowering you with the tools and resources to elevate your skills and leave a lasting impact.
• A pivotal role in the AI revolution, shaping the technologies that power the innovations of tomorrow.
  
  

Offices

Our teams are strategically distributed across three continents—Europe, North

America, and Asia—united by a shared mission: to deliver more compute with less

complexity.

• Paris - HQ
• San Francisco (Bay Area) - US office
• Bangalore - India office