You will get REST API integration in Java / Spring Boot
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Project details
You will get a 3rd party REST API integration in Java, Spring Boot
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Programming Languages
JavaWhat's included
| Service Tiers |
Starter
$100
|
Standard
$200
|
Advanced
$300
|
|---|---|---|---|
| Delivery Time | 2 days | 3 days | 4 days |
Number of Revisions | 1 | 1 | 1 |
Number of Pages | 0 | 0 | 0 |
Design Customization | - | - | - |
Content Upload | - | - | - |
Responsive Design | - | - | - |
Source Code |
Optional add-ons
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Fast Delivery
+$50 - $100
46 reviews
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JQ
Jose Q.
Jan 1, 2026
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Jose Q.
Oct 26, 2025
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Oliver M.
Sep 26, 2025
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Oliver M.
Aug 4, 2025
Updates for Chrome-Plugin
It was a pleasure working together. The job was completed 10/10, on time and exactly as agreed. Communication was fast and always clear.
With best regards from Germany,
Oliver
With best regards from Germany,
Oliver
OT
Omar T.
Jul 11, 2025
Call to discuss Java project structure
About Volodymyr
Fractional CTO | Tech Lead | MVP | AI & SaaS Architect
100%
Job Success
Verba, Ukraine - 7:52 am local time
Timelines slip, you aren’t sure if the architecture will hold up to scale, and you are spending half your week translating between business goals and developer tasks.
I am a Fractional CTO for startups and founders who need senior technical leadership to scale their SaaS or integrate complex AI automation without the full-time overhead.
𝐖𝐡𝐚𝐭 𝐈 𝐃𝐨
I step in to bridge the gap between business strategy and engineering reality. With 14 years of engineering experience and a background building and scaling proprietary B2B SaaS products, I don't just look at the technology - I look at the business outcome.
Technical Leadership & Architecture: I make the hard decisions on tech stacks, cloud infrastructure, and database design. I architect the software so you are prepared for 10x scale from day one.
Team Oversight: I manage your outsourced dev teams or agencies, enforce quality standards, and keep delivery on track. I am the technical voice in the room so you don't have to be.
Code & Architecture Review: I audit what your team is building to ensure security, maintainability, and efficiency, catching critical flaws before they become expensive problems.
𝐇𝐨𝐰 𝐈 𝐖𝐨𝐫𝐤
I operate as an embedded extension of your team. My job is to deliver outcomes, not just log hours.
Business-First Mindset: If a feature doesn't help you acquire users, solve a core pain point, or drive revenue, I will push back. We focus on what moves the needle.
Total Selectivity: I am highly selective about the projects I take on. While compensation matters, I need to believe in your idea. If I don't see the vision or potential, I won't take the project.
Lightweight Agile: I run short sprints with clear goals. You will always know what is being built, why it's being built, and when it will be delivered.
𝐖𝐡𝐚𝐭 𝐈 𝐃𝐨𝐧'𝐭 𝐃𝐨
I do not write code. I am the architect, the strategist, and the technical leader - not the construction crew. My value lies in making critical technical decisions, managing the developers who write the code, and ensuring it is built correctly.
I don't blindly execute bad ideas. You decide the business goals; I dictate the technical "how." I challenge scope creep and unnecessary features to protect your runway and timeline.
I don't leave you in the dark. I translate complex engineering concepts into plain business English so you can confidently pitch to investors or communicate with stakeholders.
I am not an agency. I don't have my own developers. When I recommend an agency or help you hire developers, I am choosing the absolute best fit for your specific needs, not feeding my own team.
𝐅𝐀𝐐𝐬
𝐐: Will you be writing code for my project?
𝐀: No. I do not write code. I review architecture, make the critical tech stack decisions, manage your developers or agency, and unblock your team so they can build efficiently. I ensure the infrastructure is secure and prepared for scale.
𝐐: What if my current team or agency is underperforming?
𝐀: I catch it immediately. Through rigorous reviews and structured check-ins, it becomes impossible to hide behind long deadlines. I fix the engineering process, and if the talent isn't right, I help you replace them.
𝐐: What is your tech stack?
𝐀: I am stack-agnostic when making architecture decisions - I choose what fits your business stage and budget. However, my deep expertise spans across complex ecosystems, including TypeScript, Node.js, React, and AWS for rapid SaaS scaling, as well as Java and Spring Boot for highly regulated environments like Healthcare and Fintech.
Steps for completing your project
After purchasing the project, send requirements so Volodymyr can start the project.
Delivery time starts when Volodymyr receives requirements from you.
Volodymyr works on your project following the steps below.
Revisions may occur after the delivery date.
check docs of 3rd party REST API
get access key of 3rd party API