Senior Software Engineer (Backend / PHP)

RAMSHARAN YADAV

Senior Software Engineer (Backend / PHP)

+917********* ******************@*****.*** Gurugram, Haryana, India LinkedIn SUMMARY

Senior Software Engineer with 7+ years of experience in backend and full-stack development, specializing in PHP, Laravel, RESTful API development, system design, and scalable enterprise applications. Proven expertise in fintech systems, payment processing, microservices-based architecture, CRM platforms, database optimization, and secure transaction workflows. Strong background in high-availability systems, performance optimization, and production-grade application development following SOLID principles and industry best practices. SKILLS

Backend & Architecture: API Development, Integration & Versioning, REST APIs, Microservices, System Design Web Frameworks: Laravel, Angular, CodeIgniter

Databases: MySQL, Redis (Query Optimization, Indexing, Transactions) Languages: PHP, JavaScript, TypeScript, SQL

Tools & Security: Docker, CI/CD, Git, Agile / Scrum, Authentication, Authorization, Encryption, Secure APIs Specializations: Scalable Systems, Performance Optimization, Fintech Systems, High Availability EXPERIENCE

Senior Software Engineer

Payworld Digital Services Pvt Ltd

Nov '23 — Present

Gurugram, India

Developed and maintained scalable backend fintech systems for payments, digital wallets, and money remittance, supporting 10M+ transactions/month using microservices-oriented architecture. Designed and implemented secure RESTful APIs for API development, integration, and versioning including payment initiation, status re-query, webhooks, commission calculation, settlement workflows, and reconciliation using Laravel. Optimized database performance through query optimization, indexing strategies, transaction management, and asynchronous processing using queue jobs and cron, resulting in 25% faster API response times. Implemented security and compliance best practices including authentication, authorization, request validation, encryption, logging, monitoring, and audit trails, resulting in zero critical security incidents in production systems. Collaborated with cross-functional teams on system design, code reviews, and deployment pipelines following CI/CD best practices.

Integrated 15+ payment gateways and service providers using modular, reusable service components, improving system reliability, scalability, and fault tolerance by 35%. Software Engineer (Backend)

MCSAM Pvt Ltd

Apr '22 — Nov '23

Gurugram, India

Designed and implemented 25+ payment gateway integrations supporting seamless and non-seamless payment flows for domestic and international transactions using scalable backend architecture. Built reliable, high-performance backend services within monolithic and modular backend architectures improving system stability and throughput by 39%.

Implemented security controls including data encryption, secure authentication, role-based access control, and API security standards.

Conducted performance tuning, root cause analysis, and system optimization, resulting in a 17% improvement in efficiency and reliability.

Participated in code reviews, design discussions, and documentation to improve code quality, maintainability, and adherence to best practices.

Software Engineer (PHP)

wServe AGP Technology Pvt Ltd

Jan '19 — Apr '22

Gurugram, India

Delivered 100+ CMS and web applications using Core PHP, MySQL, JavaScript, and REST APIs, handling full-stack development and backend logic.

Built reusable Laravel components and backend dynamic modules, reducing development time by 25% and improving code reusability and consistency.

Developed admin dashboards, backend services, and database-driven modules to support business requirements. AWARDS

Payment Gateway Standardization Apr '23

Designed a standardized backend integration framework to onboard and manage 25+ domestic and international payment gateways using reusable service components. Reduced integration effort and improved system maintainability while enabling faster and more reliable onboarding of new payment providers. EDUCATION

Master of Computer Applications (MCA), Maharishi Arvind Institute of Engineering & Technology Jan '13 — Jan '16 Jaipur, India

Advanced coursework in software engineering, data structures, database management systems, operating systems, and web application development.

Bachelor of Computer Applications (BCA), Siddhi Vinayak College of Science and Higher Education Jan '09 — Jan '12 Alwar, India

Studied core computer science fundamentals including programming, SQL databases, and basic web technologies

PROJECTS

Accounting System, Payworld Link

Designed and implemented target-based rate and commission models including slab-wise, percentage-based, and rule- driven pricing engines.

Developed advance funding, wallet adjustment, settlement, and reconciliation workflows ensuring accurate balance management and audit tracking.

Built scalable commission calculation engines capable of handling high-volume transactions with optimized performance and data integrity.

Implemented secure accounting REST APIs for rates, invoices, transactions, and reporting with optimized database queries and validations.

Paytring Orchestration Platform, Paytring Link

Designed Core PHP SDK using OOP and design patterns for multi-provider payment orchestration, handling refunds, payouts, subscriptions, multi-currency, and multilingual features. Integrated 25+ domestic and international payment gateways following secure and scalable backend design principles. Implemented advanced security and fraud prevention mechanisms, reducing fraudulent activities by 25% and improving system reliability.

Webfront, Mcsam Link

Developed backend services and APIs for dynamic payment links and forms, improving payment processing efficiency by 30%.

Emily's Bridal Boutique

Developed a custom eCommerce platform with backend product management, order processing, checkout workflows, and admin dashboards.

Rio De Oro Jewelry

Designed and developed secure backend systems for high-value product inventory, order management, and pricing control.

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