Hire the Best MongoDB Developers

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Alex T.

Constanta, Romania

$20/hr
5.0
10 jobs

โณ Saved founders and users 1000+ hours through fast-loading apps and reliable AI integrations across 7+ SaaSes. 30% discounted prices: because summer is a slow season for programming, you can work with me at a discount. For now... ๐Ÿ”ง I am best at making complex DB queries fast and AI integrations and agents that strike the balance between speed and reliability. ๐ŸŽ–๏ธTop-rated Backend Developer with 7 years of experience. ๐Ÿซก WHY ME: I like to help you solve your technical challenges by marrying them to business outcomes. Where most developers exist in a bubble of just writing code, I'd also like to implement solutions that would help you succeed. What you'll get: โœ… Jargon-free, NO BS, no-nonsense communication style. Talking the technical to the non-technical. โœ… Zero micro-management: I can think, plan, and propose solutions on my own, yet your input is much welcomed. Your time is better spent marketing or managing the business. โœ… Fluent English Freelancer who communicates ideas in a way that makes business sense ๐Ÿ™Œ Industries worked with: Marketplace Style Apps(Jobs, Real Estate, etc), EdTech, FinTech, Integrations ๐Ÿ“š STACK: As a backend developer, I specialize in Node.js, TypeScript, MongoDB, a bit of SQL too, where needed, Trpc, and a bit of Express when needed, Zod, a bit of Next.js and React where needed, Nginx, and Digital Ocean, and a bit of AWS/GCP when needed ๐Ÿ’ฏ. ๐Ÿ’ช๐Ÿผ EXTRA EXTRA :) Here are more specific things I'm good at: ๐Ÿ“Œ Complex MongoDB aggregations designed for querying large amounts of data in a fast way ๐Ÿ“Œ Making MongoDB typesafe and integrating it with TypeScript and Zod ๐Ÿ“Œ Experience with nginx, DNS servers & Virtualmin ๐Ÿ“Œ Web sockets, monorepos - integrated one DB with 2 backends: the main app and our internal dashboard ๐Ÿ“Œ AI Backend integrations - utilized AI in the backend for data generation & transformation ๐Ÿ“Œ Experienced with web scraping and external rest apiโ€™s ๐Ÿ“Œ Familiarity with security vulnerabilities such as CSRF, brute force, SQL injections, etc. ๐Ÿ“Œ Experience with stronger than JWT encryption systems, such as Passetto ๐Ÿ“Œ Database Migrations: SQL to SQL or SQL to MongoDB ๐ŸPPS: For examples of my work, make sure to see my portfolio or my intro video, which go into much more detail ๐Ÿ“ฅ JUST MESSAGE ME: Now that you're convinced I'm good at this backend thingy, shoot me a message to start working together ๐Ÿค

  • MongoDB
  • Next.js
  • React
  • Node.js
  • ExpressJS
  • TypeScript
  • SQL
  • Back-End Development
  • AWS Development
  • API
  • AI Development
  • AI App Development
  • Supabase
  • API Integration
  • Claude
  • AI Model Integration
  • Chatbot Integration
  • ChatGPT API Integration
  • NestJS
  • NestJS Development
Oleksandr M.

Ivano-Frankivsk, Ukraine

$14/hr
5.0
27 jobs

I deliver production-ready Java backends that scale. With 100% Job Success and $10K+ earned across 22 contracts, I solve complex integration challenges, refactor legacy systems, and build APIs that handle real-world traffic. Client Testimonials: "Oleksandr is a genuine professional who was able to do a complex Java project for me." โ€“ Sweet Home 3D Client "Fast developer, always in contact, reasonable price policy. Would work with him again." โ€“ Spring Boot Projects Client What I Deliver: Spring Boot APIs โ€“ REST endpoints, authentication (Spring Security), database integration (JPA/Hibernate) Database Solutions โ€“ PostgreSQL schema design, query optimization, MongoDB aggregations Legacy Refactoring โ€“ Clean up messy code, introduce testing (JUnit/Mockito), containerize with Docker Third-Party Integrations โ€“ Payment gateways, calendar APIs, external data syncs Testing & Quality โ€“ Unit tests, integration tests, TestContainers for reliable deployments Tech Stack: Backend: Java (8/11/17/21), Spring Boot, Spring Data JPA, Spring Security, Hibernate Frontend: CSS/HTML, JavaScript Databases: PostgreSQL, MySQL, MongoDB APIs: REST, JSON/XML, Swagger/OpenAPI Testing: JUnit, Mockito, TestContainers DevOps: Docker, Kubernetes, Maven, Git Principles: OOP, SOLID, TDD, GOF Design Patterns Why Hire Me: โœ” Fast turnaround โ€“ Average response time: 0-4 hours โœ” Clear communication โ€“ Tagged "Clear Communicator" by 5 clients โœ” Proven reliability โ€“ Top Rated, 100% Job Success, no failed contracts โœ” Real-world experience โ€“ From startups to clinical trial systems Have a backend challenge? Let's architect a solution together. ๐Ÿ“ฉ Send me your project details, and I'll respond with a technical approach within hours.

  • MongoDB
  • Java
  • Spring Framework
  • Hibernate
  • MySQL
  • RESTful API
  • JDBC
  • HTML5
  • CSS 3
  • Git
  • JUnit
  • Agile Software Development
  • Back-End Development
  • Spring Boot
  • PostgreSQL
  • Docker
  • Core Java
  • Apache Kafka
Vikas K.

Muscat, Oman

$15/hr
4.8
44 jobs

I am a FULL STACK ENGINEER with strong experience in building scalable, cloud-based applications using ReactJs, NextJs, JavaScript, Python, Ruby, AWS, NodeJS, NestJS, MongoDB, Stripe, Twilio, OpenAI, iElevenLabs and more. Over the past few years, I have led the development of froentend & backend systems for web and mobile apps, including a social media platform MVP where I designed and implemented serverless architecture using AWS Lambda, API Gateway, S3, and DynamoDB. This allowed the platform to scale smoothly and stay cost-effective. My core strength lies in designing RESTful APIs, setting up database structures, and writing clean, efficient code that performs well even under high traffic. I regularly work with MongoDB and have a solid understanding of database design, indexing, and query optimization. I also have hands-on experience in authentication systems, role-based access control, and integrating third-party APIs. I enjoy solving complex problems and making backend systems faster, more secure, and easier to maintain. Iโ€™m comfortable working independently or with cross-functional teams, and I often collaborate with frontend developers to ensure the entire application works smoothly from end to end. While my main focus is backend, I also have experience with React, which helps me understand how backend and frontend connect. If you're looking for someone who can take ownership of the end to end development, set up reliable cloud infrastructure, and deliver robust and well-documented APIs โ€” Iโ€™d love to help.

  • MongoDB
  • PostgreSQL
  • Node.js
  • Amazon Web Services
  • JavaScript
  • Python
  • TypeScript
  • Serverless Stack
  • Stripe
  • API
  • Next.js
  • Supabase
  • NestJS
Ahmad S.

Faisalabad, Pakistan

$6/hr
5.0
13 jobs

๐“๐จ๐ฉ ๐Ÿ% ๐“๐š๐ฅ๐ž๐ง๐ญ || ๐—Ÿ๐—ฒ๐˜ƒ๐—ฒ๐—น ๐Ÿฎ ๐—™๐—ถ๐˜ƒ๐—ฒ๐—ฟ๐—ฟ ๐—ฆ๐—ฒ๐—น๐—น๐—ฒ๐—ฟ || ๐Ÿ’+ ๐˜๐ž๐š๐ซ๐ฌ ๐„๐ฑ๐ฉ๐ž๐ซ๐ข๐ž๐ง๐œ๐ž ๐Ÿ๐ŸŽ๐ŸŽ% ๐Œ๐จ๐ง๐ž๐ฒ-๐๐š๐œ๐ค ๐†๐ฎ๐š๐ซ๐š๐ง๐ญ๐ž๐ž Iโ€™m a ๐“๐จ๐ฉ ๐‘๐š๐ญ๐ž๐ ๐๐ž๐ฑ๐ญ.๐ฃ๐ฌ & ๐Œ๐„๐‘๐ ๐’๐ญ๐š๐œ๐ค ๐ƒ๐ž๐ฏ๐ž๐ฅ๐จ๐ฉ๐ž๐ซ helping startups build ๐ฌ๐œ๐š๐ฅ๐š๐›๐ฅ๐ž ๐’๐š๐š๐’ ๐ฉ๐ฅ๐š๐ญ๐Ÿ๐จ๐ซ๐ฆ๐ฌ, ๐€๐ˆ ๐ญ๐จ๐จ๐ฅ๐ฌ, ๐š๐ง๐ ๐ก๐ข๐ ๐ก-๐ฉ๐ž๐ซ๐Ÿ๐จ๐ซ๐ฆ๐š๐ง๐œ๐ž ๐ฐ๐ž๐› ๐š๐ฉ๐ฉ๐ฅ๐ข๐œ๐š๐ญ๐ข๐จ๐ง๐ฌ. I design and develop production-ready systems using ๐๐ž๐ฑ๐ญ.๐ฃ๐ฌ, ๐๐จ๐๐ž.๐ฃ๐ฌ, ๐Œ๐จ๐ง๐ ๐จ๐ƒ๐, ๐๐ž๐ฌ๐ญ๐‰๐’, ๐š๐ง๐ ๐€๐–๐’ ๐œ๐ฅ๐จ๐ฎ๐ ๐ข๐ง๐Ÿ๐ซ๐š๐ฌ๐ญ๐ซ๐ฎ๐œ๐ญ๐ฎ๐ซ๐ž. Over the past few years, Iโ€™ve successfully delivered ๐Ÿ“๐ŸŽ+ ๐ก๐ข๐ ๐ก-๐ข๐ฆ๐ฉ๐š๐œ๐ญ ๐ฌ๐จ๐ฅ๐ฎ๐ญ๐ข๐จ๐ง๐ฌ across SaaS, marketplaces, booking systems, fintech platforms, and AI-powered applications. My focus is simple: build systems that scale, perform, and drive business results. ๐Ÿš€ What I Specialize In โœ… MERN Stack Development (MongoDB, Express, React, Node.js) โœ… Next.js Applications (SSR, SEO optimization, performance) โœ… Scalable Backend Architecture (NestJS, microservices, APIs) โœ… SaaS Platforms & Multi-Tenant Systems โœ… AWS Cloud Infrastructure & DevOps (CI/CD, deployments, monitoring) โœ… AI & Automation Integrations (GenAI, agent workflows, APIs) โœ… Real-Time Apps, Dashboards & Complex Workflows ๐Ÿ† Proven Results Iโ€™ve built and deployed platforms including: โœ” SaaS products with multi-tenant architecture and subscription systems โœ” Marketplaces & P2P platforms with dashboards and analytics โœ” Booking & scheduling systems with automated workflows โœ” Finance and campaign management platforms with secure transactions โœ” Education and recruitment platforms with complex user flows My clients consistently choose me because I focus on: โœ… Scalability from day one โœ… Clean, maintainable architecture โœ… Performance optimization โœ… Business-driven solutions โ€” not just code ๐Ÿ’ก Technical Expertise Frontend: React.js, Next.js, TypeScript, Tailwind Backend: Node.js, NestJS, Express, REST APIs, GraphQL Databases: MongoDB, PostgreSQL Cloud & DevOps: AWS, Docker, CI/CD pipelines Tools: Git, Vercel, Firebase, Supabase โญ What Makes Me Different Many developers can build features. I design systems that survive growth. Clients work with me because I: โœ” Solve complex architecture challenges โœ” Communicate clearly and consistently โœ” Take ownership of projects end-to-end โœ” Deliver reliable, production-ready solutions โœ” Think like a product partner โ€” not just a freelancer ๐Ÿค When You Should Hire Me You should reach out if: Youโ€™re building a SaaS product or startup You need to scale an existing application Your backend architecture needs improvement You want to integrate AI into your product You need a developer who understands business impact ๐Ÿ“ฉ Letโ€™s Talk If youโ€™re looking for a developer who combines technical expertise, cloud architecture, and product thinking, send me a message โ€” I usually respond quickly.

  • MongoDB
  • Full-Stack Development
  • MERN Stack
  • React
  • Next.js
  • Node.js
  • NestJS
  • JavaScript
  • TypeScript
  • PostgreSQL
  • Amazon Web Services
  • API Development
  • SaaS Development
  • Web Application
  • AI Model Integration
Navdeep R.

Brampton, Canada

$30/hr
5.0
19 jobs

I help businesses and founders build, fix, and launch websites, web apps, and mobile apps fast, cleanly, and without leaving new problems behind. Whether you need a WordPress site fixed today, a Shopify or WooCommerce store built, a Squarespace or Wix redesign, a React/Node web app, or an iOS app debugged and shipped I can step in, understand the goal quickly, and deliver. ๐—ช๐—ฒ๐—ฏ๐˜€๐—ถ๐˜๐—ฒ๐˜€ & ๐—–๐— ๐—ฆ โ†’ WordPress, WooCommerce, Shopify, Squarespace, Wix, Carrd โ†’ Elementor, Divi, ACF, custom themes & plugins, PHP โ†’ Payment integration (Stripe, PayPal, Razorpay/UPI) โ†’ Membership & subscription sites โ†’ Speed optimization, security hardening, malware cleanup โ†’ Site migration, redesign, and all common WordPress error fixes โ†’ SEO-friendly structure and mobile responsive builds ๐—™๐˜‚๐—น๐—น-๐—ฆ๐˜๐—ฎ๐—ฐ๐—ธ & ๐—ช๐—ฒ๐—ฏ ๐—”๐—ฝ๐—ฝ๐˜€ โ†’ React, Node.js, Express, MongoDB, REST APIs โ†’ Dashboards, admin panels, SaaS MVPs โ†’ Authentication, user management, webhooks โ†’ Full product builds from idea to deployment ๐—ถ๐—ข๐—ฆ & ๐— ๐—ผ๐—ฏ๐—ถ๐—น๐—ฒ โ†’ Swift, SwiftUI, UIKit, Objective-C โ†’ Local notifications, Firebase, push notifications โ†’ App Store release, bug fixes, crash & performance fixes โ†’ Figma to SwiftUI conversion, feature development โ†’ Production experience on apps used by millions, including enterprise iOS work for Albertsons/Safeway ๐—›๐—ผ๐˜€๐˜๐—ถ๐—ป๐—ด & ๐—ฆ๐—ฒ๐—ฟ๐˜ƒ๐—ฒ๐—ฟ โ†’ cPanel, DigitalOcean, AWS, Linode, Nginx, Apache โ†’ SSL, DNS, domain setup, Docker, Linux VPS ๐—ช๐—ต๐˜† ๐—ฐ๐—น๐—ถ๐—ฒ๐—ป๐˜๐˜€ ๐—ต๐—ถ๐—ฟ๐—ฒ ๐—บ๐—ฒ 1. I move fast without creating technical debt 2. I handle both front-end and back-end, so you don't need to manage multiple developers 3. I can work from vague requirements and turn them into a working product 4. I communicate clearly and keep things simple 5. I think like a product engineer, not just a coder I'm based in Canada, available 40+ hours/week, and overlap fully with North American time zones. Send me your site, app idea, Figma file, or existing codebase, and I'll tell you exactly how I'd approach it.

  • MongoDB
  • React
  • Node.js
  • iOS Development
  • SwiftUI
  • API Development
  • API Integration
  • AI Implementation
  • Full-Stack Development
  • Web Application
  • JavaScript
  • REST API
  • WordPress
  • Shopify
  • WooCommerce
  • Squarespace
  • Wix
  • SEO Audit
  • iOS
  • UIKit
MD Rifatul I.

Dhaka, Bangladesh

$15/hr
5.0
17 jobs

I help startups and SaaS companies turn MVPs into secure, scalable, production-ready products through backend engineering, API integrations, and system architecture. Whether you're launching a new product, scaling an existing SaaS platform, or improving a legacy application, I help deliver reliable backend systems that are built for production. With 12+ years of software engineering experience, I help startups, SaaS companies, and growing businesses build, integrate, optimize, and maintain backend systems that power real-world applications. Whether you're launching a new product, integrating third-party services, modernizing a legacy application, or scaling an existing platform, I focus on building solutions that are reliable, maintainable, and designed for long-term growth. WHAT I SPECIALIZE IN ---------------------------- Backend Engineering | API Integration | SaaS Development | Production-Ready Systems | AI Integration | System Integration | Scalable Backend Systems | Enterprise Applications Authentication & Security | Payment Integration | Workflow Automation | REST APIs | GraphQL | Webhooks Performance Optimization | Database Design | Cloud Infrastructure | Docker | AWS | Production Support COMMON PROBLEMS I SOLVE -------------------------------------- โ€ข Existing backend needs new features โ€ข AI-generated MVP needs a secure, production-ready backend โ€ข Third-party API integrations โ€ข Slow or unreliable backend performance โ€ข Legacy application modernization โ€ข Authentication and payment implementation โ€ข Long-term backend ownership HOW I CAN HELP ---------------------- โ€ข Build and scale backend systems โ€ข Design and develop REST APIs โ€ข Integrate third-party APIs and business platforms โ€ข AI API integration (OpenAI, Claude, Gemini) โ€ข Authentication, OAuth, JWT and SSO implementation โ€ข Stripe and payment gateway integration โ€ข Subscription and billing systems โ€ข Workflow automation โ€ข Background jobs and queue systems โ€ข Database design and optimization โ€ข Performance tuning for high-traffic applications โ€ข Legacy application modernization โ€ข Production bug fixing and long-term maintenance โ€ข Technical architecture and backend consulting TECHNOLOGIES PHP | Laravel | Node.js | Python REST API | GraphQL | Webhooks OpenAI | Claude | Gemini Stripe | PayPal | Twilio | Shopify MySQL | PostgreSQL | Redis Docker | AWS | Git | CI/CD WHY CLIENTS WORK WITH ME โ€ข 12+ years of software engineering experience โ€ข Deliver production-ready solutions with clean, maintainable code โ€ข Clear communication, proactive problem-solving, and reliable delivery โ€ข Experience working with startups, SaaS products, enterprise applications, and long-term product development โ€ข Comfortable taking ownership of existing codebases and improving system reliability ----------------------------------------------------------------------------------------------------------------- If you need an experienced backend engineer to build, integrate, optimize, or maintain production systems, let's discuss how I can help your project succeed.

  • MongoDB
  • Laravel
  • Node.js
  • API Integration
  • REST API
  • PostgreSQL
  • Supabase
  • JavaScript
  • TypeScript
  • NestJS
  • Stripe
  • SaaS Development
  • API Development
  • Web API
  • React
  • Next.js
  • PHP
  • Web Development
  • AI Development
  • Full-Stack Development

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Don't just take our word for it

MongoDB Developers Hiring FAQs

What is MongoDB?

MongoDB is a popular NoSQL database for storing data in JavaScript Object Notation (JSON). It was launched in 2009 to give developers an unstructured data-friendly alternative to relational databases such as MySQL that store structured data in columns and rows. 

How do you hire a MongoDB developer?

You can source MongoDB talent on Upwork by following these three steps:

  • Write a project description. Youโ€™ll want to determine your scope of work and the skills and requirements you are looking for in MongoDB developers.
  • Post it on Upwork. Once youโ€™ve written a project description, post it to Upwork. Simply follow the prompts to help you input the information you collected to scope out your project.
  • Shortlist and interview MongoDB developers. Once the proposals start coming in, create a shortlist of the professionals you want to interview. 

Of these three steps, your project description is where you will determine your scope of work and the specific type of MongoDB developer you need to complete your project.

How much does it cost to hire a MongoDB developer?

Rates can vary due to many factors, including expertise and experience, location, and market conditions.

  • An experienced MongoDB developer may command higher fees but also work faster, have more-specialized areas of expertise, and deliver higher-quality work.
  • A contractor who is still in the process of building a client base may price their MongoDB development services more competitively. 

Rates typically charged by MongoDB developers on Upwork are:

  • Beginner: $20 per hour
  • Intermediate: $36 per hour
  • Advanced: $120 per hour

Which one is right for you will depend on the specifics of your project. 

How do you write a MongoDB developer job post?

Your job post is your chance to describe your project scope, budget, and talent needs. Although you donโ€™t need a full job description as you would when hiring an employee, aim to provide enough detail for a contractor to know if theyโ€™re the right fit for the project.

Job post title

Create a simple title that describes exactly what youโ€™re looking for. The idea is to target the keywords that your ideal candidate is likely to type into a job search bar to find your project. Here are some sample MongoDB developer job post titles:

  • Back-end developer needed for a MEAN (MongoDB, Express, Angular, Node.js) project
  • Seeking a MongoDB developer experienced with React Redux
  • Full-stack developer with Flutter and MongoDB experience

Project description

An effective MongoDB job post should include: 

  • Scope of work: From database management to RESTful APIs, list all the deliverables youโ€™ll need. 
  • Project length: Your job post should indicate whether this is a smaller or larger project. 
  • Background: If you prefer experience with certain industries, web technologies, or developer tools, mention this here. 
  • Budget: Set a budget and note your preference for hourly rates vs. fixed-price contracts.

MongoDB developer job responsibilities

Here are some examples of MongoDB job responsibilities:

  • Configuration and management of MongoDB deployments on premises and in the cloud
  • Design, development, and implementation of data architectures
  • Assist IT operations with virtualization, DevOps automation, and big data analytics pipelines

MongoDB developer job requirements and qualifications

Be sure to include any requirements and qualifications youโ€™re looking for in MongoDB developers. Here are some examples:

  • MongoDB
  • Database management
  • Big data analytics (e.g., Spark, Hadoop)
  • DevOps automation (e.g., Ansible, Puppet)
  • Virtualization (e.g., VMware, Kubernetes)
  • Cloud technologies (e.g., AWS, Google Cloud Platform, Microsoft Azure)