Freelance Backend Engineers in United States

Freelance Backend Engineers in United StatesFreelance Backend Engineers in United States

Projects People

Andrés Sepúlveda Morales

maxFort Collins, USA

Your Mission Is the Magic. I Build the Tech It Needs.

$25k+: Earned

19x: Hired

5.0: Rating

276: Followers

Top

expert

+11

Your Mission Is the Magic. I Build the Tech It Needs.

Cover image for Backend Development for BAM Virtual Academy

Backend Development for BAM Virtual Academy

0

12

Cover image for Development of Booking Modules for Cuba Travel Services

Development of Booking Modules for Cuba Travel Services

0

13

Cover image for WordPress Rebuild & IDX Integration for Altitude Real Estate

WordPress Rebuild & IDX Integration for Altitude Real Estate

0

10

Cover image for A sneak peek of what I'm working on for a client in town, I ...

A sneak peek of what I'm working on for a client in town, I really enjoy how it's coming together!

2

5

734

Backend Engineer(1)

Serge Herasymchuk

maxHighlands Ranch, USA

Kajabi Expert | I Turn Course Creators Into Premium Brands

$250k+: Earned

150x: Hired

5.0: Rating

985: Followers

Top

expert

+3

Kajabi Expert | I Turn Course Creators Into Premium Brands

Cover image for Custom Kajabi Backend & Dashboard Development

Custom Kajabi Backend & Dashboard Development

2

45

Cover image for Kajabi Website for Santa Barbara Pet Sitters

Kajabi Website for Santa Barbara Pet Sitters

2

91

Cover image for Full Kajabi Website Design & Build for Dr. Bill Chan

Full Kajabi Website Design & Build for Dr. Bill Chan

7

155

Cover image for Full Kajabi Website & Community Creation

Full Kajabi Website & Community Creation

26

869

Backend Engineer(1)

proElizabeth, USA

Technical Partner for Founders

$10k+: Earned

13x: Hired

5.0: Rating

308: Followers

expert

expert

+3

Technical Partner for Founders

Cover image for Mobile App Backend Stabilization Using Firebase

Mobile App Backend Stabilization Using Firebase

4

143

Cover image for Secure Docker Deployment on Synology NAS

Secure Docker Deployment on Synology NAS

1

41

Cover image for AI Recommendation Backend

AI Recommendation Backend

0

9

Cover image for BuildShip AI Chatbot Backend

BuildShip AI Chatbot Backend

0

12

Backend Engineer(11)

proGeorgia, USA

Top Rated | Vibe Coder | AI Expert

$50k+: Earned

5x: Hired

5.0: Rating

109: Followers

Top Rated | Vibe Coder | AI Expert

Cover image for TrulyUs - Deliberate Dating with Integrity

TrulyUs - Deliberate Dating with Integrity

3

35

Cover image for WordPress Project Enhancements

WordPress Project Enhancements

4

34

Cover image for Home - Virginia - Consumer Direct Care

Home - Virginia - Consumer Direct Care

7

77

Cover image for Technical Roadmap and Plugin Complete

Technical Roadmap and Plugin Complete

4

32

Backend Engineer(1)

Fullstack Engineer (Ecommerce + AI Automation)

$10k+: Earned

3x: Hired

5.0: Rating

42: Followers

Fullstack Engineer (Ecommerce + AI Automation)

Cover image for B2B SaaS Workflow Platform for Shopify Merchants

B2B SaaS Workflow Platform for Shopify Merchants

2

26

Cover image for Shopify Plus Replatform & Global Commerce Migration for Basin

Shopify Plus Replatform & Global Commerce Migration for Basin

0

1

Cover image for Shopify Video Conversion Platform Development

Shopify Video Conversion Platform Development

3

22

Cover image for AI-Powered Sales & Support Workflow for Shopify

AI-Powered Sales & Support Workflow for Shopify

2

19

Backend Engineer(1)

proSacramento, USA

iOS Developer & Designer: From Concept to Completion

$100k+: Earned

5x: Hired

5.0: Rating

31: Followers

iOS Developer & Designer: From Concept to Completion

Cover image for Magic, A Short Form Video Platform

Magic, A Short Form Video Platform

1

38

Cover image for OCCI Fashion Platform Redesign and Development

OCCI Fashion Platform Redesign and Development

1

1

Cover image for Follk, A Social Platform Experiment

Follk, A Social Platform Experiment

2

64

Cover image for Sage AI Chatbot Development

Sage AI Chatbot Development

2

47

Backend Engineer(1)

proSan Francisco, USA

AI Campaign Assets + Agents for DTC Growth

$50k+: Earned

19x: Hired

5.0: Rating

193: Followers

Top

Partner

+1

AI Campaign Assets + Agents for DTC Growth

Cover image for Kevin from Home Alone Telegram Bot

Kevin from Home Alone Telegram Bot

1

58

Cover image for Bespoke Punks NFT Platform

Bespoke Punks NFT Platform

1

38

Cover image for Chad: The Ultimate Crypto Degen Bot

Chad: The Ultimate Crypto Degen Bot

1

65

Cover image for Morpheus AI Persona Chatbot

Morpheus AI Persona Chatbot

0

107

Backend Engineer(14)

proRichardson, USA

Full-stack Engineer

$1k+: Earned

2x: Hired

5.0: Rating

45: Followers

Full-stack Engineer

Cover image for Full-stack Development for TrendSpider platform

Full-stack Development for TrendSpider platform

1

1

Cover image for Completed My Midjourney Learning &

Completed My Midjourney Learning & Practice Course I’m excited to share that I have successfully completed the Midjourney Learning and Practice Course and earned my certificate. This was a meaningful learning journey that took 120 hours to complete the required process, including hands-on practice, creative exploration, prompt development, and visual refinement. Throughout the course, I gained deeper experience in AI-powered image generation, creative direction, composition, style control, and turning ideas into high-quality visual outputs. Midjourney is more than just an AI image tool. It requires a strong understanding of prompting, visual storytelling, design taste, and iteration. This course helped me improve not only my technical understanding of generative AI, but also my creative thinking and ability to guide AI toward a specific visual result. I’m proud of this achievement and grateful for the opportunity to continue growing in the AI creative space. Looking forward to applying these skills in real-world projects, branding, marketing visuals, product concepts, and digital content creation.

9

158

Cover image for AI Video Editing Features Development for Videoleap

AI Video Editing Features Development for Videoleap

9

6

Cover image for Completed Kling AI Learning &

Completed Kling AI Learning & Practice Course - Certificate Earned I’m excited to share that I have successfully completed the Kling AI Learning and Practice Course and earned my certificate. This course was a valuable opportunity to deepen my understanding of AI-powered video generation, creative prompt design, visual storytelling, and practical workflows using Kling AI. Through hands-on practice, I explored how AI can transform simple ideas into engaging visual content and how prompt structure, scene planning, motion control, and creative direction can directly impact the quality of generated results. What I found most interesting was how Kling AI combines creativity with technical thinking. It is not just about generating videos; it is about understanding how to guide AI effectively, refine outputs, and build a clear visual story from concept to final result. This learning experience has strengthened my interest in AI content creation and opened up new ideas for applying generative AI in marketing, product demos, social media content, education, and creative storytelling. I’m proud to add this certificate to my learning journey and look forward to continuing to explore AI tools, improve my skills, and apply them in real-world projects. A big step forward in my AI learning path.

10

188

Backend Engineer(1)