Senior Software Engineer @ Boxarr Ltd (UK) • 4+ Yrs

Architecting Scalable SPAs & Enterprise Digital Systems

Senior Software Engineer and Full-Stack Architect with 10+ years of proven engineering impact. Currently driving high-performance Angular & React SPAs for Boxarr Ltd, UK's enterprise Digital Twin platform. Specialized in modular frontends, high-throughput Python/.NET APIs, containerized microservices, and cross-platform mobile engines.

Explore Enterprise Projects

amalkdevs1355@gmail.com 📋

+91 9747063404 📋

LinkedIn Profile ↗

Kerala, India (Global Remote / Onsite)

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Angular & React 5+ Yrs Enterprise SPAs

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Python & .NET Core FastAPI, Django, C#

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Digital Twin Systems Boxarr UK (4+ Yrs)

Career Milestones

Professional Experience

Over a decade of progressive engineering leadership, architecting mission-critical platforms across the UK, India, and global clients.

Senior Software Engineer Current Role (4+ Years)

Boxarr Ltd, United Kingdom (Contract)

Sep 2022 – Present (4+ Yrs)

BOXARR is a cutting-edge enterprise modeling engine built on the boxes-and-arrows paradigm, enabling global corporations to map, analyze, and optimize business processes, roles, and supply chains into a unified Digital Twin of their Organization.

Lead frontend engineering and UI/UX design for complex, high-performance Single Page Applications (SPAs) handling massive graph structures.
Architected modular frontend libraries and reusable UI component suites across Angular and React, cutting component development overhead.
Continuously upgrade and maintain codebases with latest Angular versions, establishing best-practice reactive patterns (RxJS, Signals).
Collaborate closely with distributed UK & international engineering teams (12 engineers) under agile Onsite-Offshore delivery models.

Senior Software Engineer & Full Stack Developer

Sathwic Consulting, Kochi

Jan 2021 – Sep 2022 (1 yr 9 mos)

Delivered enterprise hospitality and workflow solutions including Instio (integrated digital platform for mobile check-in, guest management, and service quality monitoring) and Workhorse.

Re-engineered monolithic application backends into decoupled, highly scalable Dockerized microservices.
Integrated third-party telecommunications and messaging via Signalwire Relay API for automated guest contact.
Constructed high-speed reverse proxy layers using Node.js for traffic routing, rate limiting, and auth token validation.
Developed custom Django modules and database query optimizations in PostgreSQL to drastically reduce API latency.
Full SDLC leadership: requirements gathering, threat modeling, architecture design, and deployment management.

Full Stack Developer

Expressbase Systems, Kochi

Oct 2016 – Jan 2021 (4 yrs 4 mos)

Key contributor to Expressbase RAD, an open-source (GPL v3 on GitHub ↗) multi-database, multi-tenant low-code platform designed to build enterprise business applications 10x faster with drag-and-drop form builders, dynamic reporting, chatbots, and APIs. Publicly accessible and auditable code repositories on GitHub.

Designed and built a visual, data-driven drag-and-drop PDF Builder (comparable to SAP Crystal Reports) that generates server-side PDFs from live dynamic database records.
Architected and implemented the Dynamic API Builder and execution engine on .NET Core.
Engineered RMad (Rapid Mobile Application Development), a cross-platform native mobile generator using Xamarin that dynamically maps JSON page configs into native Android/iOS views.
Developed hybrid mobile applications in Cordova and Onsen-UI using JavaScript.
Participated in pre-sales, customer presentations, and prototype discovery workshops.

Architecture & Engineering

Flagship Platforms

Core enterprise systems I've designed and delivered—from digital twins to rapid application builders and native cross-platform engines.

My Pocket - Offline-First Personal Operating System

Google Play Store • Launching Soon

Independent Product Android / Play Store

My Pocket: Offline-First Personal OS

Independent Mobile Product (Flutter & Drift SQLite)

Privacy-first, zero-cloud personal operating system unifying Money Hub, Life Engine, Contextual Life Timeline, 30-day Cash Flow forecasting, and Asset Vault into a single connected context.

100% offline-first local SQLite ORM with Drift (Schema V11) & encrypted backups.
Money Hub with accounts, inter-account transfers, budgets & cash flow forecasts.
Life Engine containerizing real-world projects, asset vault & maintenance logs.

Enterprise SPA & Digital Twin

Current Enterprise (UK)

BOXARR: Digital Twin Modeling Engine

Boxarr Ltd, United Kingdom

Contextual graph modeling tool based on the boxes-and-arrows paradigm, mapping complex enterprise operations, dependencies, and resources into an interactive digital twin.

High-performance SPAs in Angular & React with sub-second rendering.
Reusable enterprise component library architecture.
Maintained continuous support across modern Angular versions.

Open Source (GPL v3) • Public GitHub

Open Source Platform Public Code

Expressbase RAD & Dynamic API Builder

Expressbase Systems, Kochi

Multi-tenant, multi-database open-source platform (github.com/expressbasesystems) for building enterprise applications 10x faster with drag-and-drop report builders and dynamic API engines.

Data-driven drag-and-drop PDF report builder (SAP Crystal Reports paradigm).
Dynamic API Builder & runtime execution engine on .NET Core.
Open source under GPL v3 with public contributions on GitHub.

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Cross-Platform Native Mobile

Mobile Generator

RMad: Cross-Platform Mobile Engine

Expressbase Systems

Cross-platform native mobile application generator built with Xamarin that transforms visual drag-and-drop page configurations into native Android and iOS views dynamically.

Dynamic native view generator from JSON configuration trees.
Hybrid mobile application development using Cordova and Onsen-UI.
Offline data synchronization and hardware device API bridging.

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Microservices & Telephony

Cloud Hospitality

Instio Hospitality Suite & Microservices

Sathwic Consulting, Kochi

Integrated digital solution for contactless mobile check-in, automated guest service management, and quality monitoring for luxury hotels and resorts.

Monolith to Dockerized microservices migration.
Telephony integration via Signalwire Relay API for automated notifications.
High-concurrency reverse proxy written in Node.js.

Technical Repertoire

Skills & Technologies

Demonstrated proficiency across front-end frameworks, backend APIs, mobile platforms, databases, and DevOps tooling.

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Angular & AngularJS

5+ Years • Production Lead

Deep mastery in modern Angular (v14–v18+) and legacy AngularJS. Enterprise SPAs, modular architecture, custom directives, RxJS, and dynamic components.

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React & TypeScript

4+ Years • Enterprise Level

Building component libraries, hooks, functional programming, strict type safety, state synchronization, and reactive graph interactions.

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.NET Core & C#

6+ Years • Architecture

High-throughput REST APIs, dynamic schema builders, dependency injection, server-side document rendering, and multi-tenant security layers.

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Python, FastAPI & Django

5+ Years • Microservices

Asynchronous APIs with FastAPI, custom reusable Django packages, background queue processing, and integration with third-party telecommunications.

JavaScript, Node.js & PHP

9+ Years • Core Platform

Custom plugins, high-concurrency Node.js reverse proxies, npm tooling, DOM optimizations, and legacy PHP web development.

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Flutter, Dart & Riverpod

Production Apps • Play Store

Architect of My Pocket (offline-first personal OS). Reactive UI with Riverpod 2.0, clean architecture, GoRouter navigation, fl_chart visualizations, and Play Store release.

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Xamarin (Cross-Platform)

4+ Years • Native Engines

Created RMad dynamic mobile framework where drag-and-drop page schemas render directly to native Android and iOS controls.

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Cordova, Ionic & Onsen-UI

4+ Years • Hybrid Apps

Cross-platform web-wrapped hybrid mobile apps, responsive mobile styling, native device plug-in integrations, and touch gestures.

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Drift & SQLite ORM

Offline-First • Schema V11

Local-first SQLite database architecture, atomic schema migrations, DAO query patterns, encrypted local backups, and zero-cloud privacy design.

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PostgreSQL & MySQL

8+ Years • Relational DBs

Schema architecture, indexing strategies, complex query tuning, JSONB document querying, and multi-tenant data isolation.

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Docker & Microservices

4+ Years • DevOps & SDLC

Containerization of polyglot stacks, Docker Compose environments, microservice decoupling, Signalwire Relay webhooks, and deployment workflows.

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Git, Jira & SDLC Tools

10+ Years • Agile Mastery

GitHub, GitLab, BitBucket, Jira project tracking, CI/CD pipelines, pre-sales prototyping, customer presentations, and code review mentorship.

Academic Foundation

Education & Credentials

Solid foundational qualifications in advanced computer applications and mathematical physics.

Master of Computer Application (MCA)

Union Christian College, Aluva

Affiliated with Mahatma Gandhi University, Kottayam, Kerala • Graduated 2016
Specialized in Advanced Algorithms, Software Engineering, Object-Oriented Architecture, and Distributed Database Systems.

Bachelor of Science in Physics (B.Sc.)

Sree Sankara Vidhyapeetom College, Perumbavoor

Affiliated with Mahatma Gandhi University, Kerala • Graduated 2013
Analytical mechanics, mathematical modeling, scientific computations, and problem-solving fundamentals.

Professional Profile Details

Languages Known English (Fluent), Hindi, Malayalam (Native), Tamil (Spoken)

Current Work Model Senior Software Engineer at Boxarr Ltd, UK (Contract / Remote)

Engineering Methodology Agile / Scrum, Onsite-Offshore Collaboration, Clean Code, CI/CD

Open For Senior / Lead Software Engineer & Architect Opportunities

Architecting Scalable SPAs & Enterprise Digital Systems

Professional Experience

Senior Software Engineer Current Role (4+ Years)