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 expertiseProduction experience with FastAPI or similar Python web frameworks (Flask, Django)Proven track record building and maintaining microservices architecturesStrong experience with PostgreSQL including complex queries, indexing strategies, and performance tuningHands-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 standardsExperience with containerization (Docker) and orchestration in GCPSolid grasp of Python best practices, including type hints, testing (pytest), and code organizationBachelor's or Master's degree in Computer Science or equivalent practical experiencePreferred Qualifications :
Experience with FastAPI's advanced features : dependency injection, background tasks, WebSocketsExperience with GraphQL implementation using Strawberry GraphQLKnowledge of Python async / await patterns and asyncioExperience with Pulumi for infrastructure as codeFamiliarity with Google Cloud's AI / ML services (Vertex AI, Cloud AI Platform)Experience with event-driven architectures using Google Pub / SubUnderstanding of PostgreSQL advanced features : JSONB, full-text search, partitioningExperience with healthcare technology, insurance systems, or regulated industriesKnowledge of HIPAA compliance and healthcare data standardsExperience with SQLAlchemy ORM and Alembic migrationsFamiliarity with Google Cloud monitoring tools (Cloud Monitoring, Cloud Logging, Cloud Trace)Our Tech Stack
Backend : Python 3.11+, FastAPI, Pydantic, SQLAlchemyDatabase : PostgreSQL 15+, RedisCloud Platform : Google Cloud Platform (Cloud Run, Cloud SQL, Pub / Sub, Cloud Storage, Secret Manager)Infrastructure : Docker, Cloud Build, Pulumi, GitHub ActionsMonitoring : Google Cloud Operations SuiteTesting : pytest, pytest-asyncioAPI Tools : OpenAPI / Swagger, Strawberry GraphQL, PostmanWhat Makes This Role Special
Modern Stack : Work with FastAPI and modern Python tooling including GraphQL with StrawberryMicroservices at Scale : Design and implement true microservices architecture on Google CloudInfrastructure as Code : Use Pulumi with Python for managing cloud infrastructureImpact : Your code will directly improve healthcare access for millions of patientsGrowth : Join during our scaling phase with opportunities for technical leadershipInnovation : Integrate cutting-edge AI with FastAPI to solve real-world problemsCulture : Collaborative, fast-paced environment where engineering excellence is valuedKey Projects You Might Work On
Building high-throughput FastAPI services processing 100K+ claims dailyImplementing GraphQL APIs with Strawberry for flexible data queryingDesigning PostgreSQL schemas for complex insurance eligibility rulesImplementing real-time event streaming with Google Pub / SubCreating async Python workers for AI-powered document processingManaging infrastructure as code using Pulumi with PythonOptimizing API response times to sub-100ms for critical endpointsBenefits & Perks
Competitive salary and equity compensationComprehensive health insuranceFlexible work arrangementsLearning & development budget (conferences, courses, certifications)Latest MacBook Pro and tech setupQuarterly team offsitesGoogle Cloud certification sponsorshipLightSpun 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.
