Senior Software Engineer

Senior Software Engineer LightSpun | Bengaluru | Hybrid About LightSpun LightSpun is transforming the $200B dental insurance industry through cutting-edge AI automation. We're replacing decades-old manual processes with intelligent systems that reduce credentialing times from weeks to hours, slash administrative costs by 50%, and enable providers to focus on patient care instead of paperwork. Backed by leading investors and working with major insurance carriers, we're building the digital infrastructure that will power the future of dental benefits administration. If you're passionate about using technology to solve complex healthcare problems at scale, we want to talk to you. The Opportunity As a Senior Software Engineer, you'll be a key technical contributor in building our AI-powered platform that's reimagining how dental insurance works. You'll architect and develop Python-based microservices that process millions of claims, automate complex workflows, and directly impact the healthcare experience for providers and patients nationwide. This is a hybrid role based in Bengaluru, offering the perfect balance of collaborative in-office work and remote flexibility. What You'll Do Build Microservices: Design and develop high-performance Python microservices using FastAPI that handle insurance transactions at scale API Development: Create robust, well-documented RESTful APIs with FastAPI and GraphQL endpoints using Strawberry that connect providers, insurers, and patients in real-time Cloud Architecture: Leverage Google Cloud Platform services (Cloud Run, Pub/Sub, Cloud SQL) to build scalable, resilient systems Database Design: Optimize PostgreSQL schemas and queries for complex insurance data models and high-throughput operations AI Integration: Collaborate with our ML team to deploy AI models into production using FastAPI endpoints Service Orchestration: Design inter-service communication patterns and implement event-driven architectures within our microservices ecosystem Infrastructure as Code: Define and manage cloud infrastructure using Pulumi with Python Performance Optimization: Profile and optimize Python code, database queries, and API response times Technical Leadership: Mentor junior engineers, establish FastAPI best practices, and drive code quality standards What We're Looking For Required Qualifications: 5+ years of software development experience with strong Python expertise Production experience with FastAPI or similar Python web frameworks (Flask, Django) Proven track record building and maintaining microservices architectures Strong experience with PostgreSQL including complex queries, indexing strategies, and performance tuning Hands-on experience with Google Cloud Platform services (Cloud Run, Cloud SQL, Pub/Sub, Cloud Storage) Deep understanding of RESTful API design, async programming in Python, and API documentation standards Experience with containerization (Docker) and orchestration in GCP Solid grasp of Python best practices, including type hints, testing (pytest), and code organization Bachelor's or Master's degree in Computer Science or equivalent practical experience Preferred Qualifications: Experience with FastAPI's advanced features: dependency injection, background tasks, WebSockets Experience with GraphQL implementation using Strawberry GraphQL Knowledge of Python async/await patterns and asyncio Experience with Pulumi for infrastructure as code Familiarity with Google Cloud's AI/ML services (Vertex AI, Cloud AI Platform) Experience with event-driven architectures using Google Pub/Sub Understanding of PostgreSQL advanced features: JSONB, full-text search, partitioning Experience with healthcare technology, insurance systems, or regulated industries Knowledge of HIPAA compliance and healthcare data standards Experience with SQLAlchemy ORM and Alembic migrations Familiarity with Google Cloud monitoring tools (Cloud Monitoring, Cloud Logging, Cloud Trace) Our Tech Stack Backend: Python 3.11+, FastAPI, Pydantic, SQLAlchemy Database: PostgreSQL 15+, Redis Cloud Platform: Google Cloud Platform (Cloud Run, Cloud SQL, Pub/Sub, Cloud Storage, Secret Manager) Infrastructure: Docker, Cloud Build, Pulumi, GitHub Actions Monitoring: Google Cloud Operations Suite Testing: pytest, pytest-asyncio API Tools: OpenAPI/Swagger, Strawberry GraphQL, Postman What Makes This Role Special Modern Stack: Work with FastAPI and modern Python tooling including GraphQL with Strawberry Microservices at Scale: Design and implement true microservices architecture on Google Cloud Infrastructure as Code: Use Pulumi with Python for managing cloud infrastructure Impact: Your code will directly improve healthcare access for millions of patients Growth: Join during our scaling phase with opportunities for technical leadership Innovation: Integrate cutting-edge AI with FastAPI to solve real-world problems Culture: Collaborative, fast-paced environment where engineering excellence is valued Key Projects You Might Work On Building high-throughput FastAPI services processing 100K+ claims daily Implementing GraphQL APIs with Strawberry for flexible data querying Designing PostgreSQL schemas for complex insurance eligibility rules Implementing real-time event streaming with Google Pub/Sub Creating async Python workers for AI-powered document processing Managing infrastructure as code using Pulumi with Python Optimizing API response times to sub-100ms for critical endpoints Benefits & Perks Competitive salary and equity compensation Comprehensive health insurance Flexible work arrangements Learning & development budget (conferences, courses, certifications) Latest MacBook Pro and tech setup Quarterly team offsites Google Cloud certification sponsorship LightSpun is an equal opportunity employer committed to building a diverse and inclusive team. Ready to revolutionize dental insurance? Apply now and help us build the future of healthcare technology.