Yash Lalwani.
Building software
with purpose.

Salestarget.ai

• Built a microservices application with Next.js, TypeScript, React, Node.js, and Express. Pagination and caching improved API p95 latency by 30–60%; JWT and RBAC secured access.
• Engineered an autonomous outbound engine with Azure OpenAI, reducing manual outreach effort by 60–90%. Added personalized email and LinkedIn sequences, timing, and AI-generated copy.
• Built an AI lead explorer that translates natural-language requests into MySQL and Typesense filters, reducing lead-search time from minutes to seconds.
• Rewrote data exports with Node.js streams, reducing memory usage by 70–95% and eliminating export out-of-memory failures.
• Built a Strapi and AWS S3 CMS that enabled 2× faster content updates. Integrated PostHog for product analytics and error tracking, and configured Postal, Mailjet, Route 53, and Cloudflare for email infrastructure.
• Worked with design, marketing, and management to deliver production features.

247compliance.com

• Architected a shared AWS Lambda backend for 10+ domains with individual frontend templates. Reduced infrastructure cost by 50–80% and new-site launch time from days to under an hour.
• Built the platform with Django, HTML, Tailwind CSS, Swiper.js, and AOS; added search, industry filters, and client-requested SQL updates.
• Maintained 99.9% uptime across 10+ production domains on AWS with Cloudflare DDoS protection and rate limiting.

Aquasolution.in

• Built a responsive WordPress website and optimized it with Rank Math SEO, reporting a 90% improvement in organic search ranking.
• Worked directly with the owner to implement and review changes.

Authentication & administration

• Built Login, Register, and Dashboard interfaces with React and Tailwind CSS.
• Implemented owner-controlled dashboard access and local-storage persistence.
• Created reusable components and glassmorphism interfaces, with password validation, restricted page access, responsive layouts, and accessibility improvements. Completed additional React, HTML, CSS, and JavaScript training.

Technical training

• Studied database management systems, operating systems, Python, and C fundamentals.

Early career program

• Trained in operating systems, DBMS, Python, C, and data structures and algorithms.
• Completed all modules and proficiency assessments with scores above 60% in each test.
• Practiced programming, analytical problem-solving, and delivery against training deadlines.

Factory reporting

• Developed a React Native application integrated with an Oracle SQL database.
• Removed 55 manual reporting steps for a group of five users.
• Collaborated with cross-functional factory teams to align the application with operational requirements.

Networking fundamentals

• Used Cisco tools to simulate networking scenarios, optimize data flow, and improve system connectivity.
• Designed and troubleshot physical and logical network topologies; configured hubs, routers, and switches using Cisco tools. Completed Networking Essentials and Introduction to Packet Tracer.

Data ingestion & visualization

• Built an ingestion API for 10+ JSON data sources and rendered the data as interactive graphs.
• Created drag-and-drop interactions to switch between graphical representations of the same data.
• Implemented responsive dashboard grid layouts with Gridstack.js.
• Used React, Node.js, MongoDB, and Graph.js for data dashboards, route-based REST APIs, and real-time frontend updates.