Back End Developer

Job Description

Job Title Senior Backend Developer (Laravel & PHP) Gadget Guruz is India’s pioneering on-site electronics repair and e-waste management platform based in Delhi NCR. We bridge the gap between independent technicians and customers via our Digital products (Website and Apps) and proprietary hardware solutions. Our mission is to bring quality, transparency and accountability to a largely unorganized industry. Role Overview As a Senior Backend Developer, you will be a full-time, on-site member of our Delhi NCR team, owning the design, implementation and maintenance of our core server-side systems. You’ll work in a fast-paced, growth-stage startup environment—with blurred lines between Dev, Ops and Product—to build scalable, secure and high-performance APIs that power both web and mobile clients. Key Responsibilities Architecture & Development Lead end-to-end Laravel application design and coding, following clean-code and OOP principles Build and version RESTful and GraphQL APIs for web (AJAX/Blade/Bootstrap) and mobile (Flutter) clients Database & Performance Model MySQL schemas, optimize queries and manage migrations Implement caching (Redis/Memcached), queueing (RabbitMQ/SQS) and conduct load-testing Cloud Infrastructure Deploy, monitor and scale services on AWS (EC2, RDS, S3, Lambda, CloudWatch) Define Infrastructure-as-Code with Terraform or CloudFormation AI/ML & Real-Time Features Integrate ML models via inference endpoints in collaboration with Data Science (Preferred) Build real-time chat or notification services using WebSockets/Socket.IO Quality & Security Enforce web-security best practices (OWASP, input validation, encryption) Own CI/CD pipelines (GitHub Actions/Jenkins), unit/integration tests (PHPUnit, Mockery) Collaboration & Mentorship Partner with Frontend (Vue/React/Bootstrap) and Mobile (Flutter) teams on API contracts Mentor junior engineers and drive code reviews, documentation and knowledge sharing Must Have Qualifications 5+ years of backend experience with Laravel and PHP (strong OOP & design-pattern skills) Bachelor’s degree in Computer Science, Software Engineering or a related field Deep expertise in MySQL design, optimisation and migrations Proven track record building and securing RESTful or GraphQL APIs Hands-on AWS experience (EC2, RDS, S3, Lambda) and IaC (Terraform/CloudFormation) Solid understanding of web security best practices (OWASP Top 10, HTTPS, CSRF/XSS mitigation) Experience with version control workflows (Git) and setting up CI/CD Demonstrated ability to thrive in a growth-stage startup environment Preferred Skills Real-time frameworks: Node.js/Express.js with Socket.IO or Pusher Containerization (Docker) and orchestration (Kubernetes) NoSQL databases (MongoDB, DynamoDB) Serverless architectures (AWS Lambda, API Gateway) AI/ML model deployment and inference pipelines What we offer Competitive salary + ESOPs Flexible on-site/remote hybrid model (Delhi HQ) Equity participation and a seat at the table in shaping India’s repair-tech revolution How to Apply Fill this form https://forms.gle/vdvwpRd7SeUtuWAp9 , Share GitHub/portfolio links and a one-paragraph cover letter on a project where you built a scalable backend to hr@gadgetguruz.com with Subject: Senior Backend Developer – Your Name We look forward to building the future of electronics repair—and making India greener—together! Show more Show less