Saiful Islam Rayhan

Saiful Islam Rayhan Email and Phone Number

Sr. Software Engineer || Serverless Advocate || IoT & Cloud Enthusiast @ Cefalo
oslo, oslo, norway
Saiful Islam Rayhan's Location
Dhaka, Bangladesh, Bangladesh
About Saiful Islam Rayhan

Saiful Islam Rayhan is a Sr. Software Engineer || Serverless Advocate || IoT & Cloud Enthusiast at Cefalo. They is proficient in English. Colleagues describe them as "Solid performer on back-end web development, particularly setup and management of databases, user authentication schemes and APIs." and "Worked remotely with Saiful for a time. He's a great guy, very hardworking and knowledgeable! We played around with journalism and AI in our main project. Saiful was responsible for API's and AWS, in addition to handling various backend tasks. Would gladly recommend him to anyone!"

Saiful Islam Rayhan's Current Company Details
Cefalo

Cefalo

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Sr. Software Engineer || Serverless Advocate || IoT & Cloud Enthusiast
oslo, oslo, norway
Website:
cefalo.com
Employees:
108
Saiful Islam Rayhan Work Experience Details
  • Cefalo
    Senior Software Engineer
    Cefalo Jan 2023 - Present
    Dhaka, Bangladesh
    I am developing AI-based applications for a News Telecast Broadcast Company in Norway.# Managing AWS Cloud Infrastructure and Deployment for multiple applications. # Developing Infrastructure as code using Terraform. # Developing Application Backend using Python-based FastAPI framework. # Integrate backend application with OpenAI GPT for processing articles. # Integrate OpenAI Whisper to transcribe audio news to text-based content.# Managing CI/CD pipeline using TeamCity and Octopus deployment. # Developing Docker-based applications and docker-compose for development. # Mangaing AWS ECS cluster with RDS[Postgress] to handle the backend application.# Managing authentication and authorization using Auth0. # Mangaing AWS-based Data pipelines line from multiple data sources to generate news articles.# Managing System and Application logs alert with Sentry.
  • Cefalo
    Software Engineer
    Cefalo Jul 2021 - Dec 2022
    Dhaka, Bangladesh
    Developed automated software and processes for an Intelligent Railway Technology company in Norway.# Developed Backend Microservices using the FastAPI framework of Python Programming.# Integrate Mongo DB and Timescale DB (Postgis) as the main databases for storing customer andsensor data.# Centralized all microservices using Kong-Gateway.# Integrate Authentication and Authorization using JBOSS Keycloak and managed by Kongauthorization plugin.# Developed a Python private repository using the PyPi server for storing client packages.# Developed Private Docker registry for storing Dev docker images.# Integrate Minio Object Storage for storing clients' files and reports.# Developed Cron job scheduler to sync client's private server files with user applications and SQL# Procedure & Triggers to process and sync DB tables.# Managed CI/CD using GitHub Actions.# Used AWS Cloud for managing and deploying infrastructures.
  • Kaz Software
    Software Engineer
    Kaz Software Sep 2020 - May 2021
    Dhaka, Bangladesh
    Developed a Microservice-based CRM application using Python Fast-API and deployed using Docker. Where a user can manage all of his business contacts and companies with the track and logs of client’s calls, emails, notes, etc. and manage different teams of his companies such as sales, marketing tasks, tickets. User can serve different types of Email, Form, Facebook campaigns, and also users can sync their Facebook, Gmail, Website for manage everything from one platform. The users also connect their clients using Facebook pages, Emails, Contact us form and Website chat.# Integrate Authentication and Authorization using JBOSS Keycloak (Open-source by Redhat).# Using Postgres as the main Database Server. # Divided Full application into many microservices such as Conversion, Campaign, Conversation (inbox channel), Marketing, Advertisement, etc. # Integrate Email synchronization and manage full email features in CRM using Gmail. # Integrate Facebook Graph APIs for synchronization and manage Facebook page messages and posts from CRM Application. # Integrate Live chat widget for WordPress and JavaScript applications using ChatWoot (Open source)# Serve user and account mails using Mailhog and Gmail SMTP.# Developed real-time web-application messaging and notification system using Redis and Fast-API web-socket.# Developed meeting scheduler using Google Calendar and Calendly.# Integrate Rasa ChatBot for creating a decision tree-based bot system.
  • Inneed.Cloud
    Software Engineer
    Inneed.Cloud Apr 2019 - Sep 2020
    Dhaka,Bangladesh
    As a top resource at InNeed Intelligent Cloud, I am responsible for design, development, maintenance, testing, and evaluation of Software & Solutions built for our valued clients. My research area widely covers Cloud Computing, IoT, Robotics and Machine Learning. • Developed a Serverless GDS (Amadeus) aggregator web application for a travel company in US using AWS Lambda, AWS Step Function, AWS DynamoDB, AWS RDS (Aurora), AWS Cognito, AWS S3 and AWS CloudFront.• Developed cloud-based Rapid Response Contact Center that is scalable and can handle unlimited number of simultaneous calls using AWS Connect, AWS Lex, Google DialogFlow, AWS Kinesis and AWS DynamoDB.• Lead Employee Advocacy Platform (EAP) application development using Python, Django, Bootstrap and jQuery. This application supports Twitter and LinkedIn as social platforms.• Developed a serverless social chatbot that can show currently running movies and shows in nearest local theatres with ratings and other details using AWS Lambda, AWS API Gateway, AWS DynamoDB and AWS S3.• Developed Voice Controlled OS for a Boston Dynamics using Amazon Alexa, AWS Lambda, Python, Raspberry PI, Adafruit Eye Bonet.
  • Stitbd
    Application Developer
    Stitbd Feb 2018 - Jun 2018
    Narayangonj, Dhaka, Bangladesh.
    As a Contact based application developer, I was responsible for developing Desktop-based management applications for their clients. • Developed a Real-time Teacher scheduling desktop application and subject management system using Java Swing and Java-based TTS framework.

Saiful Islam Rayhan Education Details

  • Southeast University
    Bachelor Of Science - Bs
  • Feni Polytechnic Institute
    Feni Polytechnic Institute
    Diploma In Engineering
  • Sadar Natottampur High School
    Sadar Natottampur High School
    Secondary School Certificate

Frequently Asked Questions about Saiful Islam Rayhan

What company does Saiful Islam Rayhan work for?

Saiful Islam Rayhan works for Cefalo

What is Saiful Islam Rayhan's role at the current company?

Saiful Islam Rayhan's current role is Sr. Software Engineer || Serverless Advocate || IoT & Cloud Enthusiast.

What schools did Saiful Islam Rayhan attend?

Saiful Islam Rayhan attended Southeast University, Feni Polytechnic Institute, Sadar Natottampur High School.

Who are Saiful Islam Rayhan's colleagues?

Saiful Islam Rayhan's colleagues are Yousuf Zubaer, Shaid Hasan Shawon, Tanvir Amin, Md. Arifull Islam, Shamim Mojimdar, Fatin Ishraq, Hasebul Hassan Chowdhury.

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