SAJID SAIFI
Software Engineer
Ghaziabad
Summary
Resourceful and detail-oriented Software Engineer with 4 years of experience in designing, developing, and maintaining web applications and backend systems. Proven ability to solve complex problems, collaborate across teams, and deliver high-quality software under tight deadlines. Seeking a challenging opportunity to drive innovation and contribute to the growth of a forward-thinking organization.
Overview
5
5
years of professional experience
3
3
Certifications
Work History
Software Engineer
Hindustan Unilever/OZiva
02.2023 - Current
- Spearheaded the integration of key payment gateways and logistics APIs, including Razorpay, Simpl, Shiprocket, and Blitz. Achieved higher transaction success rates, and streamlined fulfillment cycles by architecting more resilient and optimized API workflows.
- Enhanced customer engagement by implementing Chatwoot for CRM and MoEngage for marketing automation, creating personalized user journeys that improved retention.
- Diagnosed and remediated critical production vulnerabilities using Sentry for real-time error tracking. Established a proactive monitoring and patching framework that substantially increased system uptime and eliminated recurring service disruptions.
- Engineered optimizations for Gupshup’s WhatsApp and SMS notification systems to ensure industry-leading delivery reliability for order updates and promotional campaigns. Enhanced the messaging infrastructure to maintain consistent throughput and high deliverability across high-volume communication channels.
- Collaborated with product teams to translate business requirements into technical solutions that improved conversion rates.
- Developed scalable and maintainable code, ensuring long-term stability of the software.
- Integrated new technologies into existing systems, increasing capabilities and improving overall performance.
Associated Software Engineer
Droisys
09.2022 - 02.2023
- Developed a user-friendly website from scratch, including the optimized promotion of products by athletes.
- Fixed bugs from existing websites, and implemented enhancements that significantly improved web functionality and speed.
- Integrated payment gateways, such as PayPal, Stripe, and Venmo.
- Participated in daily stand-ups to provide updates and collaborate with cross-functional teams.
- Conducted code reviews and optimized backend logic for maintainability and scalability.
- Documented development processes and technical specs to support knowledge transfer and future enhancements.
- Collaborated with cross-functional teams to develop, test, and deploy high-quality software solutions for clients.
- Participated in sprint planning sessions by estimating task complexity and prioritizing work items.
Junior Software Engineer (Trainee)
Spraxa Solutions Pvt Ltd
09.2021 - 02.2022
- Contributed to the CoolR project by resolving frontend and backend bugs, improving application stability, and functionality.
- Implemented small enhancements and reusable components to support ongoing feature rollouts.
- Assisted in integrating APIs and performed basic database operations to support data-driven features.
- Attended sprint planning and team meetings to understand project workflows and agile practices.
- Maintained proper task documentation, and communicated progress regularly with the mentor and team lead.
- Contributed to innovative solutions with thoughtful problem-solving techniques.
Education
Master of Computer Applications - Computer Applications Development
AKTU
Ghaziabad, India01-2021
Bachelor of Computer Applications - Computer Applications Development
CCSU
Ghaziabad, India01-2019
Skills
Technical Skills: Reactjs, Nodejs, TypeScript, TypeORM, JavaScript, Nestjs, PostgreSQL, AWS, CI/CD, Docker, MongoDB, Expressjs, RESTful APIs
Certification
Learning SQL Programming – LinkedIn
Timeline
Software Engineer
Hindustan Unilever/OZiva
02.2023 - Current
Associated Software Engineer
Droisys
09.2022 - 02.2023
Junior Software Engineer (Trainee)
Spraxa Solutions Pvt Ltd
09.2021 - 02.2022
Master of Computer Applications - Computer Applications Development
AKTU
Bachelor of Computer Applications - Computer Applications Development
CCSU