Mohammad Naimi
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( Tallinn, Estonia
| è mohammad-naimi-4887a026
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¥ naimimohammad
Summary — Back-End Developer with 14+ years of experience designing and building scalable, efficient server-side
applications using Node.js and Python. Expert in API design, cloud infrastructure (AWS), and database optimization with
strong focus on reliable, maintainable code and collaboration in remote agile environments.
Skills
Programming Languages & Frameworks: Node.js,
Express.js, Python, JavaScript, GraphQL
Databases & Data Management: MongoDB, PostgreSQL,
MySQL, DynamoDB, Redis
Cloud & DevOps: AWS Lambda, S3, CloudFormation,
Cognito, CloudFront, Serverless Framework, Pulumi, SAM,
CDK
API & Integration: REST APIs, GraphQL, Third-party Service
Integration
Tools & Practices: Docker, Git, CI/CD, Monitoring with Elk
Stack, Testing with JMeter
Experience
Fiverr
October 2024 – Present
Freelance Software Engineer
Remote
Online freelance platform connecting clients with software development services.
– Delivered AWS and VPN cloud solutions achieving Level 1 seller status with 14 orders and consistent 5-star ratings.
– Built scalable serverless architectures leveraging AWS ECS, Lambda, S3 and Pulumi for infrastructure automation.
– Developed and maintained secure VPN and Linux-based services utilizing Nginx and custom configurations.
Postpace
September 2023 – September 2024
Software Engineer
Paris (Remote)
Postpace provides collaborative and data-driven solutions enhancing operational workflows for businesses.
– Designed and developed reusable server-side features using Fastify and GraphQL, improving system scalability and user
experience.
– Implemented a multi-tenant AWS cost analysis platform using Athena, Lambda, DynamoDB, and S3 that optimized
cloud usage transparency.
– Led TypeScript codebase refactoring, reducing technical debt and improving maintainability.
– Enhanced application performance by migrating static content delivery to AWS CloudFront, reducing load times.
– Built monitoring systems to proactively detect issues and maintain service availability.
Kixy Ltd
October 2022 – August 2023
Software Engineer
London (Remote)
Kixy is a social banking fintech startup leveraging APIs and cloud technologies to deliver modern financial services.
– Integrated ClearBank API to extend banking services securely and reliably.
– Designed and implemented a chat service backend, improving user engagement and platform responsiveness.
– Led adoption of AWS serverless stack including Cognito, Lambda, AppSync and CloudFormation, enhancing scalability
and security.
– Optimized backend performance and ensured system reliability by leveraging AWS managed services and best practices.
Oneclickcars Ltd
January 2020 – September 2022
Software Engineer
London (Remote)
Oneclickcars operates an online platform for buying and selling vehicles, processing high volumes of multimedia content
daily.
– Architected and developed serverless AI-driven image processing pipelines handling over 2 million images per day,
greatly increasing processing throughput.
– Introduced robust monitoring and logging frameworks to enhance operational reliability.
– Built scalable microservices using Node.js, MongoDB, and AWS serverless services, reducing infrastructure costs and
improving response times.
Welkinware Ltd
November 2013 – December 2018
Software Engineer
London
Welkinware focuses on cybersecurity and threat prevention technology solutions.
– Developed core system architecture and backend security services using Node.js and Python, enhancing cybersecurity
measures for clients.
– Designed and implemented cloud-based threat prevention (CMPTS) services, strengthening overall system security
posture.
– Improved system performance and reliability through architectural optimizations and security enhancements.
Education
Undergraduate Studies
Shahid Beheshti University
January 2009 – December 2009
Tehran, Iran
