Alimba is available for hire

Alimba Chukwuemeka

Verified Expert in Engineering

Back-end Developer

Location

Lagos, Nigeria

Toptal Member Since

June 27, 2022

Alimba is a developer and problem solver at heart. 在过去的六年里，他与来自不同背景的开发人员合作，解决尼日利亚的基本问题. 他从金融科技行业起步，然后在教育科技领域领导了一个开发团队. Alimba joined the banking sector, 与行业专家合作设计和开发多个支付应用程序. 目前，他致力于构建保证和遵从性解决方案.

Back-end Secure Web Development Web Development Windows Services WebKit RESTful Web Services SaaS Security Webhooks Code Review Windows API Development MacOS C#C#.NET

Portfolio

PwC

C#, C#.. NET、Angular、RabbitMQ、Redis、Hangfire、api、后端、Angular CLI...

Access Bank

C#, ASP.. NET, Razor Pages, JavaScript, jQuery, Hangfire, Docker, Kubernetes...

Schoolrun Technology

C#, C#.NET, ASP.NET, Razor Pages, JavaScript, jQuery, SaaS, PostgreSQL, SQL...

Experience

Razor Pages - 6 years C# - 6 years Back-end - 6 years Redis - 6 years ASP.NET - 5 years JavaScript - 3 years RabbitMQ - 2 years Angular - 2 years

Availability

Full-time

Preferred Environment

Windows, Linux, MacOS, Docker, Kubernetes

The most amazing...

...我开发的解决方案是一个银行间支付解决方案，每天都有数百万尼日利亚人在使用.

Work Experience

Senior Software Engineer

2020 - PRESENT

PwC

与一个开发人员团队合作，构建一个集成的治理风险和合规解决方案，该解决方案正在被尼日利亚一家商业银行的内部员工使用. 银行使用该解决方案来管理其所有流程、审计和异常.
管理后端团队，以确保我们在创纪录的时间内交付集成的治理风险和遵从性解决方案.
参与实施反欺诈解决方案，目前有三家商业银行正在使用该解决方案为数百万客户提供服务.

Technologies: C#, C#.. NET, Angular, RabbitMQ, Redis, Hangfire, api，后端，Angular CLI, ASP.NET, Bootstrap, Revenue Assurance, Consulting, SQL, mSQL, NUnit, NuGet, Windows, Programming, Object-relational Mapping (ORM), Entity Framework Core, Object-oriented Programming (OOP), Workflow, SaaS, HTML, HTML5, CSS, Domain-driven Design (DDD), Test-driven Development (TDD), Event-driven Programming, Event-driven Architecture, Business to Business (B2B), Business Ideas, GitHub, .. NET, LINQ, TypeScript, Oracle SQL, Microsoft Excel, Reflection, Microsoft SQL Server, ASP.NET Core, ASP.NET Web API, ASP.NET Web Services, Git, Visual Studio, .NET Core, ASP.. NET Core 2，安全Web开发，Web开发，REST api, Web安全，Azure功能，ASP.NET Zero, Azure, ASP, ASP.NET MVC, Visual Studio 2017, Entity Framework, Unit Testing, .NET 4, Integration Testing, Messaging, Razor, MVC Razor, Visual Studio 2015, T-SQL (Transact-SQL), Software Architecture, Technical Leadership, Slack, Architecture, Team Leadership, Windows Server, ASP.NET Core MVC, API Integration, SOLID Principles, REST, JSON, HTTP, Authentication, SQL Server 2016, Databases, Moq, Troubleshooting, Root Cause Analysis, AWS Lambda, EventBus, Cloud, Azure Cosmos DB, Amazon Web Services (AWS), AWS Cloud Architecture, Visual Studio .NET, MVC Design, Microsoft Web Services, MongoDB, Webhooks, dBASE, Windows Services, SQL Server 2012, Software Consultant, Software Consulting, ADO.NET, Apache POI, Elasticsearch, Amazon OpenSearch, IIS SQL Server, Oracle Database, Entity, APM, Model View Controller (MVC), Scrum, XML, Bootstrap 5, Windows PowerShell, DevOps, Virtual Machines, Microsoft Visual Studio, C#.NET WinForms, WebKit, Web Forms, Single Sign-on (SSO), Code Review, Sass, GraphQL, Sockets, JSON Web Tokens (JWT), WordPress, .. NET 6, Dapper, SQLite, Apache Kafka, Visual Studio Tools for Office (VSTO)， ASP . NET.NET Identity, IdentityServer 4, Agile, Data Structures, CI/CD Pipelines, Multitenancy, Software Integration, RESTful Services, RESTful Web Services, Security, API Development, Software Development Lifecycle (SDLC)

Software Engineer

2019 - 2020

Access Bank

开发了一项银行间转账服务，每天有数百万尼日利亚人在使用.
Developed Accesspay, 一种多渠道付款解决方案，使付款人能够从客户那里收取付款. Accesspay每年为银行节省数百万奈拉，因为他们取代了银行中大约三个第三方解决方案.
Maintained TUGA, a payment card management platform. 该平台管理与发卡有关的一切.
实现了一个全球常值指令(GIS)应用程序，以降低向客户贷款的风险. 有了GIS，银行可以借记客户的钱，而不管他们的资金在哪家银行.

Technologies: C#, ASP.. NET, Razor Pages, JavaScript, jQuery, Hangfire, Docker, Kubernetes, Oracle, Oracle SQL, Programming, APIs, Back-end, Microservices, C#.NET, C# Operators, SQL, mSQL, NUnit, Object-relational Mapping (ORM), Object-oriented Programming (OOP), NHibernate, Apache JMeter, Domain-driven Design (DDD), Test-driven Development (TDD), LINQ, GitHub, Redis, .. NET, Bootstrap, CSS, HTML, Microsoft Excel, Reflection, Microsoft Access, Microsoft SQL Server, ASP.NET Core, ASP.NET Web API, ASP.NET Web Services, Git, Visual Studio, .NET Core, ASP.. NET Core 2，安全Web开发，Web开发，REST api, Web安全，Azure, ASP, ASP.NET MVC, Visual Studio 2017, Entity Framework, Unit Testing, .NET 4, Integration Testing, SOAP, Razor, MVC Razor, Visual Studio 2015, T-SQL (Transact-SQL), Software Architecture, Technical Leadership, Architecture, Team Leadership, Windows Server, Payment APIs, ASP.NET Core MVC, API Integration, SOLID Principles, REST, JSON, HTTP, Full-stack, Authentication, SQL Server 2016, Databases, Moq, Troubleshooting, Root Cause Analysis, Containers, Visual Studio .NET, MVC Design, Microsoft Web Services, Front-end Development, Full-stack Development, dBASE, Windows Services, SQL Server 2012, SQL Server Integration Services (SSIS), ADO.NET, FTP Servers, FTP, Performance, Card Payments, Elasticsearch, IIS SQL Server, Oracle Database, Entity, APM, Microsoft Dynamics, Model View Controller (MVC), Scrum, XML, Bootstrap 5, Windows PowerShell, DevOps, Virtual Machines, Microsoft Visual Studio, C#.NET WinForms, WebKit, Web Forms, Blazor, Code Review, Sass, GraphQL, JSON Web Tokens (JWT), Dapper, Visual Studio Tools for Office (VSTO), ASP.NET Identity, IdentityServer 4, Web Services Description Language (WSDL), Agile, Data Structures, CI/CD Pipelines, Database Architecture, Software Integration, RESTful Services, RESTful Web Services, Security, API Development, VB.NET, Software Development Lifecycle (SDLC)

Software Engineer

2018 - 2019

Schoolrun Technology

Developed a complete school management suite from scratch. 该解决方案管理所有学校的日常活动，如评分, accounts, and fee collection. About thirty schools are using the solution to date.
与实习生一起开发学校管理解决方案的移动应用程序. This provided extra ease in using the solution.
Trained developers that eventually managed the source code.

Technologies: C#, C#.NET, ASP.NET, Razor Pages, JavaScript, jQuery, SaaS, PostgreSQL, SQL, Back-end, Mobile, Front-end, Java, Android, Flutter, Dart, Entity Framework Core, Object-relational Mapping (ORM), Domain-driven Design (DDD), Linux, Hangfire, Programming, Serializer/Deserializer (SerDes), Reflection, Reflective Programming, .NET, GitHub, Redis, APIs, LINQ, mSQL, Bootstrap, CSS, HTML, Microsoft Excel, Microsoft SQL Server, ASP.NET Core, ASP.NET Web API, ASP.NET Web Services, Git, Visual Studio, Android Studio, .NET Core, ASP.. NET Core 2，安全Web开发，Web开发，REST api, Web安全，ASP, ASP.NET MVC, Visual Studio 2017, Entity Framework, .NET 4, Razor, MVC Razor, Bitbucket, Visual Studio 2015, T-SQL (Transact-SQL), Software Architecture, Technical Leadership, Architecture, Team Leadership, Windows Server, ASP.NET Core MVC, API Integration, SOLID Principles, REST, JSON, HTTP, Full-stack, Authentication, SQL Server 2016, Databases, Moq, Troubleshooting, Root Cause Analysis, Visual Studio .NET, MVC Design, Microsoft Web Services, Webhooks, Front-end Development, Full-stack Development, dBASE, SQL Server 2012, FTP Servers, FTP, Performance, Entity, Model View Controller (MVC), XML, Bootstrap 5, Windows PowerShell, Virtual Machines, Microsoft Visual Studio, C#.NET WinForms, WebKit, Web Forms, Code Review, Sass, GraphQL, JSON Web Tokens (JWT), React, Firebase, SQLite, Agile, Data Structures, Database Architecture, Software Integration, RESTful Services, RESTful Web Services, Security, API Development, Visual Basic, VB.NET, Software Development Lifecycle (SDLC)

Software Engineer

2016 - 2018

AppZone

Maintained Bankone, Appzone's core banking application.
Contributed to migrating Bankone to a more stable environment.
管理、维护和执行Tradeport (Appzone的网络商城)的功能.

Technologies: C#, ASP.NET, GitHub, .. NET, api, LINQ, SQL, mSQL, Bootstrap, CSS, HTML, Microsoft Excel, Microsoft SQL Server, ASP.NET Web API, ASP.NET Web Forms, ASP.NET Web Services, Git, Visual Studio, Secure Web Development, Web Development, REST APIs, Web Security, ASP, ASP.NET MVC, eCommerce, Visual Studio 2017, Entity Framework, .NET 4, SOAP, Razor, MVC Razor, Bitbucket, Visual Studio 2015, T-SQL (Transact-SQL), Windows Server, Payment APIs, ASP.NET Core MVC, API Integration, REST, JSON, HTTP, Authentication, SQL Server 2016, Databases, Troubleshooting, Visual Studio .. NET, MVC设计，Microsoft Web Services, dBASE, Windows Services, SQL Server 2012, ADO.NET, FTP Servers, FTP, Performance, Card Payments, IIS SQL Server, Entity, Model View Controller (MVC), Scrum, XML, Windows PowerShell, Virtual Machines, Microsoft Visual Studio, C#.NET WinForms, WebKit, Web Forms, Umbraco, JSON Web Tokens (JWT), Web Services Description Language (WSDL), Agile, Data Structures, Database Architecture, Software Integration, RESTful Services, RESTful Web Services, Security, API Development, Visual Basic, VB.NET, Software Development Lifecycle (SDLC)

Experience

Schoolrun Application

SchoolRun应用程序是一个多渠道教育应用程序，旨在自动化所有学校的日常活动，如评分, school fees payment and collection, accounting, and notifications.

尼日利亚的许多学校仍然依靠旧纸和笔来记录学生的记录和活动. The challenge that comes with this old method, 除了明显的压力，教师要经历跟踪学生的活动, is the inability to derive useful insights from past records. 将数据存储在纸上，可以保证有用的信息可以帮助孩子和他们的父母不被发现. 该应用程序解决了这个问题和许多其他与学校有关的挑战.

我开发了该解决方案的web界面，并带领一个移动开发团队实现了一个面向师生的移动应用.

Integrated Governance Risk and Compliance Solution

综合治理风险和合规解决方案是一个基于微服务的解决方案，专为尼日利亚的商业银行设计，用于管理其流程, risks, and controls. It audits different frameworks, departments, 并对这些流程和部门的合规性和风险等级进行处理和确定.

Staff can also raise issues and risk events as they occur, 跟踪所有随着时间的推移而形成的风险，并确定根本原因，以防止未来发生，或至少将影响降到最低. 该解决方案还具有工作流管理功能，可以处理银行内的各种任务和审查.

我带领后端团队在创纪录的时间内交付了这个解决方案.

Access Pay: A Biller Payment Solution

Access Pay是一种多渠道解决方案，使账单公司和商家能够无缝地为他们的产品和服务收取付款. Using access pay, 客户可以通过银行申请为产品和服务付费, on the web, in the branch, or using a USSD code. 我是后端开发人员，也参与了设计和架构. Following a successful implementation, 至少有三个催收平台被银行停用, saving it over 2 million dollars annually.

Skills

Languages

C#, C#.NET, JavaScript, SQL, CSS, HTML, HTML5, T-SQL (Transact-SQL), dBASE, XML, Sass, GraphQL, Visual Basic, VB.. NET、PHP、Web服务描述语言(WSDL)、Java、c++、TypeScript、Dart

Frameworks

ASP.NET, Razor Pages, .NET, Bootstrap, Entity Framework Core, ASP.NET Core, ASP.NET Web API, ASP.NET Web Services, .NET Core, ASP.NET Core 2, ASP, ASP.NET MVC, .NET 4, Razor, MVC Razor, ASP.NET Core MVC, ADO.NET, Entity, Windows PowerShell, JSON Web Tokens (JWT), ASP.NET Identity, IdentityServer 4, Angular, NUnit, NHibernate, ASP.NET Web Forms, ASP.NET Zero, Blazor, Flutter, Serverless Framework

Libraries/APIs

jQuery, LINQ, REST API，实体框架，Moq, Sockets, API开发，Apache POI, React

Tools

Hangfire, NuGet, GitHub, Microsoft Excel, Git, Visual Studio, Android Studio, Visual Studio 2015, Slack, Visual Studio .NET, Microsoft Web Services, Microsoft Visual Studio, C#.NET WinForms, Plesk, Dapper, Visual Studio Tools for Office (VSTO), RabbitMQ, Bitbucket, Microsoft Dynamics, Angular CLI, Apache JMeter, Microsoft Access, AWS ELB, Amazon EBS, Amazon EKS, Amazon OpenSearch

Paradigms

Object-oriented Programming (OOP), Object-relational Mapping (ORM), Reflective Programming, REST, MVC Design, Model View Controller (MVC), Scrum, Agile, Microservices, Event-driven Programming, Event-driven Architecture, Unit Testing, DevOps, Test-driven Development (TDD), Azure DevOps

Platforms

Windows, MacOS, Visual Studio 2017, Windows Server, Oracle Database, WordPress, Apache Kafka, Linux, Azure, Umbraco, Firebase, Docker, Kubernetes, Oracle, Mobile, Android, Azure Functions, AWS Lambda, Amazon Web Services (AWS), Amazon EC2

Storage

Redis, mSQL, Microsoft SQL Server, JSON, SQL Server 2016, Databases, SQL Server 2012, Elasticsearch, IIS SQL Server, Web Forms, SQLite, Database Architecture, PostgreSQL, MySQL, MongoDB, Oracle SQL, Azure Cosmos DB, Amazon DynamoDB, Amazon S3 (AWS S3), SQL Server Integration Services (SSIS)

Other

Programming, OOP Designs, Back-end, APIs, Business to Business (B2B), SaaS, C# Operators, Domain-driven Design (DDD), Reflection, Secure Web Development, Web Development, eCommerce, Software Architecture, Architecture, Payment APIs, API Integration, HTTP, Content Management Systems (CMS), Authentication, Troubleshooting, Root Cause Analysis, .NET 6, Webhooks, Front-end Development, Full-stack Development, Windows Services, Performance, Bootstrap 5, Virtual Machines, WebKit, Code Review, Data Structures, Software Integration, RESTful Services, RESTful Web Services, Security, Software Development Lifecycle (SDLC), Consulting, Business Ideas, Revenue Assurance, Serializer/Deserializer (SerDes), Integration Testing, SOAP, Technical Leadership, Team Leadership, SOLID Principles, Full-stack, EventBus, Cloud, Software Consultant, Software Consulting, FTP Servers, FTP, Card Payments, APM, Single Sign-on (SSO), Multitenancy, Computer Repair, Workflow, Front-end, Web Security, Messaging, AWS Cloud Architecture, Amazon RDS, Containers, CI/CD Pipelines

Education

2010 - 2015

Bachelor's Degree in Electrical and Electronic Engineering

Federal University of Technology - Owerri, Imo State, Nigeria

Certifications

OCTOBER 2022 - PRESENT

Cloud Developer

Udacity