Arnav Tiwari

Full-Stack Software Engineer

Pune, India

#OpenToWork

About

Full-Stack Software Engineer with hands-on experience building AI-powered platforms, industrial automation systems, and security dashboards. Delivered measurable impact at Hitachi India (54% reduction in hazardous incidents, 80% faster document workflows) and Payatu Security (50% faster page loads, 40% backend improvement). Specializes in multi-agent LLM orchestration, RESTful API design, and React/Next.js frontends backed by PostgreSQL and MongoDB.

What I'm looking for

I am looking for Software Developer, Full Stack Developer roles and teams that build and ship end to end software solutions efficiently and in less time by leveraging the powers of AI.

Experience

Software Developer Intern

Hitachi India Pvt Ltd.

Present

• Engineered SLD visualization modules for steel plant electrical layouts, enabling real-time monitoring of motors and critical equipment — directly contributing to a 33% reduction in motor failures and 54% reduction in hazardous incidents. • Ported Hitachi applications to IntervalZero RTX64 RTOS, eliminating Windows OS dependency and enabling deterministic task scheduling and dynamic memory allocation — improving system efficiency by 43% and reducing task allocation time by 76%. • Built React + Django interfaces for 5 HICADS systems (DPS, RCTMS, PTMS, TTMS, ICQIS), digitalizing manual electrical and steel equipment analysis workflows, reducing operator time consumption by 57% and improving work efficiency by 43%. • Automated CRS document generation pipeline using n8n, reducing turnaround from 2 weeks to 2 days (80% faster) and enabling delivery of 7–10 project documents weekly that previously took a month.

ReactDjangoRTOS

Full Stack Developer Intern

Payatu Security Consulting Pvt. Ltd.

• Built responsive Next.js + SCSS interfaces reducing page load time from 3s to 1.5s (50% faster), improving UI maintainability and user experience. • Developed 15 REST API endpoints and optimized 8 using indexing, query optimization, and caching on a MySQL-backed Node.js backend, improving response time by 40%. • Built a real-time logger handling 1,000+ log events/minute for a 4-role RBAC (Admin, System Engineer, Technician, Employee) WiFi admin dashboard managing 1,000+ users.

Next.jsNode.jsREST

Education

Indian Institute of Information Technology Nagpur

Indian Institute of Information Technology Nagpur

BTech · Computer Science Engineering

2022 – 2026

Certifications

Skills

JestWebSocketsOAuth 2.0JWTGraphQLRESTFastAPIDjangoExpress.jsNode.jsTailwind CSSReduxNext.jsReact.jsTypeScriptJavaScriptPythonJavaC++C

Languages

English (Full professional proficiency)Hindi (Native or bilingual proficiency)