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Hire the Best Ab Initio Developers in Dhaka, BD

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Sabbir A.

Dhaka, Bangladesh

$20/hr
5.0
3 jobs

Are you looking for a Full-Stack Developer who can build your application, develop mobile apps, and deploy everything on a production-ready VPS? You’re in the right place. I’m a Full-Stack Developer with 9 years of professional experience in PHP, Laravel, JavaScript, Vue.js, Angular, Ionic, and Capacitor. I have experience developing business applications, ERP systems, REST APIs, e-commerce platforms, and cross-platform mobile applications. I also have hands-on experience with Linux/VPS server configuration and production deployment, so I can handle not only application development but also the server-side requirements needed to get your application running reliably. 🚀 What I Can Help You With ------Web & Full-Stack Development------ * Laravel / PHP application development * Vue.js / JavaScript / TypeScript * Angular * React JS * Livewire * REST API development & integration * ERP and custom business applications * E-commerce development * WordPress customization ------📱 Mobile App Development ------ * Ionic * Capacitor * Cross-platform Android & iOS applications * Mobile API integration * Web + Mobile application development ------🖥️ VPS, Linux & Deployment ------ * Ubuntu/Linux VPS configuration * Nginx / Apache * PHP & Composer setup * MySQL / PostgreSQL database configuration * Laravel application deployment * Domain & SSL/HTTPS configuration * Git/GitHub deployment * Cron Jobs & Laravel Scheduler * Queue & Supervisor configuration * Server troubleshooting and migration 🛠️ Technologies Backend: PHP, Laravel, CodeIgniter, REST API Frontend: Vue.js, Angular, React JS, JavaScript, TypeScript, Livewire,, Tailwind CSS, Bootstrap, HTML5 Mobile: Ionic, Capacitor, Android, iOS Database: MySQL, PostgreSQL, Oracle, MongoDB DevOps & Server: Linux, Ubuntu, VPS, Nginx, Apache, Docker, GitHub Actions, CI/CD Other: WordPress, Oracle EBS 💼 Business Application Experience I have experience working on large-scale business systems, including ERP solutions for the RMG/garments and textile sector. This experience has helped me understand not only the technical side of development, but also real-world business workflows, data management, user roles, reporting, and application maintenance. Why Work With Me? Clear Communication: I keep clients updated and communicate technical issues in a simple and practical way. Problem Solving: I focus on solving the actual business problem, not just writing code. Full Project Support: From development and API integration to mobile apps, VPS configuration, deployment, and troubleshooting, I can support the complete application lifecycle. Quality & Reliability: I focus on maintainable code, stable deployments, and solutions that can grow with your business. If you have a web application, mobile app, Laravel project, ERP system, API, or VPS deployment requirement, feel free to send me the details. I’d be happy to discuss your project and suggest the best approach.

  • Laravel
  • PHP
  • Full-Stack Development
  • Vue.js
  • Ionic Framework
  • React
  • AngularJS
  • Linux
  • Ubuntu
  • NGINX
  • API Development
  • MySQL
  • PostgreSQL
  • Ecommerce Website
  • Custom Ecommerce Platform Development
  • Angular
  • Next.js
  • phpMyAdmin
  • Mobile UI Design
  • CI/CD
mohammad E.

Dhaka, Bangladesh

$20/hr
5.0
1 jobs

ABP Framework Expert | Senior .NET Architect Skilled in .NET, ABP Framework, Angular, and Blazor. Proficient in microservices, modular monolith, and monolithic architectures. Hello Upwork members, I'm a Senior Full Stack Engineer specializing in ABP Framework and ASP.NET Core, with 3+ years building enterprise SaaS products, from founding engineer on a 17-service microservices platform to modular monolith ERPs, hotel and hospital management systems, and cross-platform apps running on a single Blazor codebase. 💻 Core ABP & .NET Expertise → ABP Framework (modules, multi-tenancy, subscription system internals, OpenIddict) → Domain-Driven Design, aggregates, domain managers, domain events, Notification Pattern → CQRS + MediatR, Inbox/Outbox pattern, event-driven architecture with RabbitMQ → Entity Framework Core (migrations, query optimization, keyset pagination) → Custom SaaS subscription systems, dynamic plan builders, Stripe billing, tenant provisioning 🌐 Full Stack & Frontend → Angular (reactive forms, RxJS, LeptonX theme customization) → Blazor Server, WebAssembly, and Hybrid — plus .NET MAUI for shared web/desktop/mobile codebases → ASP.NET Core Web API, REST design, YARP API gateway → PostgreSQL, Redis distributed caching 🏗️ Architecture I Actually Ship ✔ Microservices (schema-per-service PostgreSQL, RabbitMQ event bus, centralized OpenIddict auth) ✔ Modular Monolith (my default recommendation for most SaaS, enforced module boundaries, DIP-based cross-module communication) ✔ Clean Architecture and CQRS where the problem actually calls for it ✔ SaaS multi-tenancy, timezone-aware scheduling, department-level data isolation 🔒 Security & AI Integration ✔ Led full remediation of a third-party pentest (4 critical + 6 high findings), HttpOnly cookie migration, CSP rollout, JWT claim hygiene, OAuth grant hardening ✔ Built an MCP server on a live production ABP system for AI agent integration, and Semantic Kernel-powered live-data chat interfaces 📌 Why Clients Choose Me ✅ Deep, multi-system ABP Framework experience, not a single-project generalist ✅ Clear judgment on monolith vs. modular monolith vs. microservices, based on actual requirements, not trend-chasing ✅ Security treated as architecture, not an afterthought ✅ Founding-engineer experience, I can own architecture solo on a greenfield product If you need someone who can architect an ABP-based SaaS platform end to end, backend, Angular/Blazor frontend, and the infrastructure decisions in between — let's talk.

  • C#
  • ASP.NET
  • Entity Framework
  • SQL
  • Domain-Driven Design
  • Clean Architecture
  • Angular
  • REST API
  • TypeScript
  • GitHub
  • LINQ
Taz U.

Dhaka, Bangladesh

$22/hr
5.0
5 jobs

Hello and welcome! 👋 I’m a backend-focused full-stack developer with 8+ years of experience delivering robust, scalable, and maintainable software solutions for global clients, including UNICEF, IBFD, and JTI. I specialize in FinTech, ERP, Education Management Systems, Reporting platforms, AI-powered applications, AuthServer, and Real-time communication using Websocket. What I Bring to Your Project: Expertise in Backend Development: Proficient in C#, Go, Java, and TypeScript with deep experience in .NET Core, Microservices architecture, and cloud platforms like Azure, AWS, and GCP. Proven Track Record: Successfully delivered complex projects such as the Micro Enterprise Loan Appraisal System, NEXT Accessories ERP, IBFD’s Tax Research Platform, UNICEF’s Education Management System, and JTI’s Dristi Reporting. Quality & Reliability: I write clean, well-documented, and thoroughly tested code, ensuring maintainability and near-zero defects. Client-Centered Approach: I prioritize excellent communication, timely delivery, and long-term partnerships by understanding your unique challenges and adapting solutions accordingly. Agile & Collaborative: Experienced in Agile methodologies, team management, and tools like JIRA to keep projects on track and transparent. Technical Skills: Languages: C#, Go, Java, TypeScript, JavaScript Frameworks & Tools: .NET Core, ABP Framework, Angular, xUnit, Docker Databases: MSSQL, PostgreSQL, MySQL, SQL Server Cloud & DevOps: Azure, AWS, GCP, Docker, SignalR Other: Microservices, OAuth SSO, Clean Architecture, Google Maps API, Agile Development Why Work With Me? Competitive rates with a focus on delivering real value Pragmatic testing approach focusing on behavior-driven coverage Strong problem-solving mindset with continuous learning Dedicated to building long-term client relationships Let’s connect and discuss how I can help bring your software project to life with quality and efficiency. Check out my portfolio and GitHub for examples of my work.

  • .NET Core
  • .NET Framework
  • Microsoft SQL Server
  • C#
  • LINQ
  • Entity Framework
  • Razor Template Engine
  • Microsoft Azure
  • Docker
  • Angular
  • Microsoft IIS
  • OAuth
  • DevOps
  • CI/CD
  • Clean Architecture
Amran H.

Dhaka, Bangladesh

$35/hr
5.0
8 jobs

I have 12 years of extensive experience in financial, non-financial Software Development using Java, JakartaEE, Blockchain, Micro-services, Spring Framework, and 12 years working as a good team player and leader. Programming Language: Java 21+, Multithread, JakartaEE, OOP, Concurrency, Performance, GenAI Architecture & Design: Microservices (DS), Event-Driven, OOD, SOA, Test-Driven Development, Reactive-System, Blockchain Async-Messaging: Kafka, ActiveMQ Web Service: SOAP, REST, and Restful API Cloud: AWS -ECS, ECR, Faregate, GCP –Kubernetes Orchestrator, Bucket, Services & Ingress Spring Framework: Spring Boot, Spring Cloud, Spring Data, Spring Batch, Spring Cache, Web Flux (RP), AspectJ Application Security: Spring Security, Oauth2, JWT, Okta, OIDC Database: RDBMS (SQL, PL-SQL), NoSQL, Time-Series Database, Index-Based Database Testing & Analysis: Junit, Mockito, SonarQube Build & Logs: Git, Jenkins (CI/CD), Docker Container, ELK-Stack, Prometheus, Logz.io Tools & Process: Agile, Scrum, JIRA, Confluence, UML, Flyway, Secret Management tool (Vault), Jasper Report, JasperServer, iReport Domain: Financial (Digital Banking, Wallet, Cashless), Non-Financial, Capital Market, Cybersecurity

  • Spring Boot
  • Spring Framework
  • Apache Kafka
  • Docker
  • RESTful API
  • Git
  • Spring Security
  • Microservice
  • SQL
  • Java
  • Hibernate
  • Generative AI
  • OpenAI API
  • Asynchronous I/O
  • Multithreaded Programming
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