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Firoozeh Saiepour
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Backend Engineer
Broxbourne, England, United Kingdom
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Résumé
Jobs
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Backend EngineerMonzoJul 2021 - Current (5 years 4 months)helped me get this job- WSenior Backend EngineerWonderBillAug 2020 - Jun 2021 (11 months)As my first project, I participated in Building a new application to host the required backend APIs for the mobile App using Node.js, TypeScript and Postgres database. This application is built with Nest.js framework and also Dockerised and hosted on Kubernetes. Using my previous experience in microservice architecture and event-driven systems, I led a project to build the AWS serverless platform in Wonderbill and its CI/CD pipelines using Serverless Framework and CircleCI. The platform benefits from an AWS EventBridge bus for event-driven operations and real-time message processing and DynamoDB streams for eventing and change data capture. The framework utilises Cognito, Appsync, Lambda, SQS, EventBridge and DynamoDB services. Another proj
- Senior Software EngineerSimply BusinessSep 2016 - Aug 2020 (4 years)As one of the key engineers, I participated in our new fully browser-based telephony system using the Twilio platform and inbound and outbound data-driven (real-time) call routing system using our online insurance quoting service. This system has fully replaced the consultants’ physical phones, enabled them to work from home, and made it possible to make more data-driven decisions based on the consultants’ communication with customers through Kafka events. I gained in-depth experience with event sourcing paradigm, CQRS, Pusher, React, Redis, and Kafka through this project. Using my experience in a microservice architecture, I also helped with extracting services from the main monolithic quoting system. I gained more experience with REST API
- Senior Web DeveloperICAPJul 2010 - Aug 2016 (6 years 2 months)I participated in the design and development of the ICAP’s award-winning Trading Platform ICAP Fusion. Built libraries to facilitate the real-time communication for market data by TCP, UDP and RabbitMQ for the hosted applications in the platform and external real-time feeds using Java and C# Designed and developed multiple microservices for the trading platform using Windows Services, RabbitMQ, and WCF Duplex services Implementing the SSO authentication system for the trading platform Built the backend services to push marketing data to the web applications using WebSockets (node.js) and WCF Duplex Services Designed and implemented the load balancing strategies for several backend services in the platform for scaling and fault tolerance
- SSenior Software DeveloperApr 2006 - Jul 2010 (4 years 4 months)Implemented a website for the workflow management of the fruit ordering consignments allocation and packaging using C# and ASP.Net Implemented a stock control and monitoring application by WPF and also worked on demand prediction by automatically analysing the data Optimise the SQLServer database queries and procedures by redefining proper indexes and redesigning the queries and reports to make them run much faster and enabled the company to benefit from efficiently processing the data and generating reports
Education
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- PGC Degree, Postgraduate Certificate in ComputingThe Open University
- bachelor, BSc(Hons) Degree, Computer Software EngineeringAzad University (IAU)