Selected Work

Building products that balance usability, security, and scalability.

From prototypes to production systems, I love shaping ideas into solutions. Here's a snapshot of projects that reflect my range across Android, backend platforms, and polished web experiences.

AllFull stackAndroidBackendFrontendFlutter
Full stack

Chiso Tatto

Founder-led liquor commerce platform combining Spring Boot services, Flutter consumer & rider apps, and an Angular admin UI so customers, riders, and store ops stay in sync.

Spring BootPostgreSQLRedisFlutterAngularFirebase
Visit chisotatto.com
Android

Digital Canteen

A campus cafeteria platform with tokenised ordering, QR pickup, eSewa payments, and analytics for staff. The app streamlines peak-time demand and keeps lines moving.

AndroidJavaFirebaseXMLFigma
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Android

Digital Pahichan

Secure digital identity wallet for citizens with SOS workflows, document vault, and integrations for e-government services.

AndroidJavaFirebaseMaterial Design
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Backend

Fileshare

A minimalist file transfer service with transient uploads, direct database writes, and zero-login sharing aimed at small teams.

Spring BootJavaSQLTailwind
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Frontend

Nike Shoe Experience

Marketing microsite highlighting Nike footwear with immersive motion and product storytelling.

HTMLCSSJavaScriptTailwind
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Backend

Void

Spring Boot authentication service implementing RSA-signed JWTs, tenant-aware access control, and secure key rotation.

Spring BootJavaMySQLJWT
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Backend

Hello Kafka

Lightweight Kafka producer/consumer service for message fan-out demos, complete with REST bridge and structured logging.

Spring BootJavaKafka
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Flutter

Todo Mobile

An offline-first personal productivity app using Hive for local persistence, gesture-driven flows, and task analytics.

FlutterDartHive
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Backend

Messenger

Real-time chat platform powered by WebSockets, enabling topic rooms, presence indicators, and horizontal scaling via Spring.

Spring BootJavaWebSocketSQL
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Backend

Blockchain Playground

Educational blockchain implementation with tamper detection, hash validation, and a REST interface for block lifecycle management.

Spring BootJavaMongoDB
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Frontend

Eat Fast

Responsive restaurant website template featuring dynamic menu cards, ordering flow, and branded storytelling sections.

HTMLCSSJavaScriptTailwind
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