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SoftwareEngineer
OLAOLUWA ISAAC SANDEY

OLAOLUWA ISAAC SANDEY

Manchester,Salford

Summary

As a Full-Stack Systems Engineer with over five years of experience, I specialize in the development and integration of software and hardware solutions across diverse industries, including consultancy (AI chatbots), media streaming, telecommunications, IoT, finance (using blockchain), and tourism & logistics (leveraging ML models). Skilled in designing pixel-perfect, low-latency applications for various platforms, I also excel in scalable RESTful services, database management, DevOps, and API integrations. Agile methodologies guide my project execution, ensuring timely delivery and operational efficiencies. My collaborative skills enhance team dynamics, driving innovation and cost savings.

Overview

7
7
years of professional experience
2
2
Certification

Work history

Software engineer

Brambles
Manchester, Manchester
09.2023 - Current
  • Collaborated with team members to create applications' system analysis based on client requirements.
  • Utilised Golang to build and maintain microservice APIs, which reduced operation cost by 9%.
  • Utilised Svelte skit to build pixels perfect fronted product
  • Integrated third-party APIs and components, expanding software functionality.
  • Created robust, user-centric solutions aligning with product maturity stages.
  • Debugged and modified software components to fix faults.
  • Engaged in broader engineering discussions, providing valuable feedback for enhanced developer experience.
  • Developed software prototypes, enabling efficient testing and feedback.
  • Implemented debugging and troubleshooting techniques, enhancing software reliability.
  • Utilised git for version control to streamline code quality.

Software engineer

Data Gumbo
London, City of London
08.2022 - 08.2023
  • Spearheaded development of scalable Java and Node.js applications.
  • Innovated continuous delivery processes with automated testing and AWS cloud integration, reducing time-to-market and bolstering system reliability.
  • Designed and implemented smart contract modules on B2B Blockchain platform, automating financial transactions securely based on predefined rules.
  • Created and maintained efficient, scalable event driven Blockchain microservices using Golang, optimizing real-time monitoring and data extraction with Kafka and Elasticsearch.
  • Led the integration of gRPC messaging protocols between Python-based data collectors and Blockchain microservices, enhancing system communication and performance.
  • Advanced API security using JWT and Golang, and streamlined docker image creation for development, staging, and production environments.
  • Championed automated, comprehensive Swagger documentation for Smart Contracts and Blockchain microservices, facilitating fast-paced environment adaptability.
  • Engineered robust data models across SQL, NoSQL, and Microsoft SQL Server databases, managing operational data from IoT devices and financial transactions.
  • Played a pivotal role in refactoring and optimizing legacy codebase in Golang and Node.js, leading to a notable increase in system efficiency and reduction in bugs.
  • Contributed to the design and enhancement of UI components using React, separating UI logic from business logic and implementing Cypress testing for improved user experience.

Full-Stack Systems Engineer

Gradprentice
London, City of London
09.2021 - 08.2022
  • Led the design and implementation of scalable, secure AWS cloud infrastructures, ensuring high availability for critical applications and leading a team of five in application development across C, Golang, and Python.
  • Engineered Java-based APIs and microservices for web and mobile applications, and managed infrastructure as code (IaC) with Terraform, automating AWS deployments.
  • Spearheaded development of an enterprise payment gateway and a voice recognition application, incorporating advanced features to enhance user engagement and experience.
  • Achieved 95% test coverage with PyTest and Google Test, and led the refactoring of C++ applications to Rust, significantly reducing bugs and improving code readability.
  • Directed team efforts in React and GraphQL for improved data management and UI, and implemented efficient content delivery strategies that enhanced application performance.
  • Played a key role in user experience enhancement through research and data analysis, leading to strategic improvements in product design and functionality.
  • Collaborated on microservice architecture for eCommerce platforms and managed the ETL lifecycle, contributing to robust data collection and analysis processes.

Full-Stack Systems Engineer

GMS Travels Limited
01.2019 - 07.2021
  • Enhanced C++ application performance by 30%, streamlined automated testing with Jenkins, and provided mentorship for efficient junior developer onboarding.
  • Delivered firmware applications in C and Python with a 98% on-time feature delivery rate and engineered scalable software solutions to boost system performance.
  • Developed user-centric solutions using React, TypeScript, and GraphQL, and crafted robust gRPC and MQTT microservices with Golang, Python, Rust, and utilized Elixir for a real-time, fault-tolerant VoIP system.
  • Implemented GIS & GPS microservices for mobile platforms, optimized firmware for IoT devices, and led the transition to paperless operations, cutting costs by 16%.
  • Spearheaded cross-departmental collaborations to enhance data microservices, improving booking productivity by 11% and achieving a 12% increase in marketing turnover.
  • Innovated customer segmentation models with Python, enhancing productivity by 17%, and automated mailing applications, reducing labor costs by 20%.
  • Integrated DevOps and CI/CD pipelines for efficient code deployment and contributed to strategic business solutions through critical data analysis and server metrics research.

Full-Stack Systems Engineer

PIXELSBYES
01.2017 - 12.2018
  • Implemented RESTful APIs with Gin (Go framework) and integrated SQL and NoSQL databases using GORM, enhancing data management and application interaction.
  • Developed efficient API endpoints using GorillaMux, facilitating seamless third-party API integration for data transformation and ingestion.
  • Utilized Go encoding packages for JSON and XML data manipulation, and created WebRTC features for real-time audio and video communication across platforms using Golang and Flutter.
  • Engineered an AI chatbot using Microsoft Bot Framework, C#, and Python to provide round-the-clock customer support, improving service availability. Engineered an AI chatbot using Microsoft Bot Framework, C#, and Python to provide round-the-clock customer support, improving service availability.
  • Engineered an AI chatbot using Microsoft Bot Framework, C#, and Python to provide round-the-clock customer support, improving service availability.
  • Created a pub/sub email server in Go for daily newsletter subscriptions, enhancing user engagement.
  • Led cross-functional teams in deploying event-driven architectures with Kubernetes and Docker Compose, optimizing application scalability and reliability.
  • Implemented WebSocket and Socket.io in Go for real-time chat and audio communications, and developed web and mobile applications using Node.js, React.JS, and React Native.
  • Built an event-driven microservice for data/web scraping with Python and user registration & CRUD operations with Node.js.
  • Developed a push notification system and a cross-platform delivery system using Flutter, including QR-Code-based data access management.

Education

Bachelor of Science - Bachelor of Science, INFORMATION TECHNOLOGY AND BUSINESS INFORMATION

Middlesex University
London
04.2001 -

Higher National Diploma - SOFTWARE ENGINEERING

APTECH COMPUTER

Skills

  • Frontend Development: Skilled in HTML, CSS, JavaScript, Bootstrap, jQuery, Electron, React, React Native, Vuejs, D3js, Flutter, and Android Studio for scalable and visually appealing interfaces
  • Backend Development: Proficient in C, C, Rust, Golang, Zig, Python, Nodejs, TypeScript, Dart, Erlang, Elixir, C#, Java, and Kotlin Experience in software development, CAD, team reporting, documentation, algorithms, and database programming
  • Microservices: Expertise in scalable architecture, proficient in MQTT, Protobuf, gRPC, UDP, TCP, WebRTC, and RESTful APIs
  • Database Technologies: Proficient in SQL (MySQL, PostgreSQL), NoSQL (MongoDB, GraphQL), RabbitMQ, Apache Kafka, and Spark for data modeling, storage, and retrieval
  • Cloud Platforms: Skilled in AWS for service and infrastructure deployment
  • Infrastructure as Code: Experienced with Terraform for managing cloud infrastructure
  • Architecture: Strong grasp of microservice patterns
  • Continuous Delivery: Proven ability in implementing practices for efficient deployment
  • Communication: Excellent at articulating technical concepts to non-technical stakeholders
  • Mac OS knowledge
  • Algorithm implementation
  • Software documentation

Work availability

Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday
morning
afternoon
evening
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Quote

I think that only daring speculation can lead us further and not accumulation of facts.
Albert Einstein

Timeline

Software engineer

Brambles
09.2023 - Current

Software engineer

Data Gumbo
08.2022 - 08.2023

Full-Stack Systems Engineer

Gradprentice
09.2021 - 08.2022

Full-Stack Systems Engineer

GMS Travels Limited
01.2019 - 07.2021

Full-Stack Systems Engineer

PIXELSBYES
01.2017 - 12.2018

Bachelor of Science - Bachelor of Science, INFORMATION TECHNOLOGY AND BUSINESS INFORMATION

Middlesex University
04.2001 -

Higher National Diploma - SOFTWARE ENGINEERING

APTECH COMPUTER

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OLAOLUWA ISAAC SANDEY