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Hire experts in Grails

Post a project and get matched with Grails experts. Matched in 24 hours. No agency fees.

1
Post your project
Takes 3 minutes
2
Meet your expert
Within 24 hours
3
Launch your project
Flexible payment options
+14k more Grails experts on Twine
Boris F.
Developer
★★★★★ 5.0
Per G.
Developer
★★★★★ 5.0
Stanley A.
Developer
★★★★★ 5.0

Trusted by 10,000+ companies of all sizes

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Meet the experts behind high growth companies.

Every Developer's portfolio and application is manually reviewed by our Customer Success team. You only see vetted matches.

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Developer

Hi, I'm Félix Martínez Martínez, a Software Developer with over 8 years of experience. I specialize in Java and C#, and I have a strong focus on clean architectures like ...

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Available

Full Stack Software Engineer with 10+ years of hands on experience architecting and scaling backend systems (Java, Spring Boot, PostgreSQL) and building responsive fronte...

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Available

I'm a developer who specializes in backend web development I am looking to involve myself in projects related to web development and AI and learn from the AI experienc...

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Hello! I’m Emeka Echeruo, a seasoned Senior Software Engineer and Full Stack Developer with a passion for turning complex concepts into robust, user-centered applications...

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Available
Developer

I am a Full Stack Java Developer with 10+ years’ experience leading agile teams to deliver scalable, high-performance web applications. I am expert in Java (7–17), Spring...

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We have over 14,500 Developers who've worked in many different industries and cover various styles and skillsets.

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What companies hire Developers for

Projects that brands and startups post most often.

MVP build

End-to-end build of a v1 product, front-end, back-end, and deployment.

Build your MVP

Shopify storefront build

Theme dev, custom checkout, app integrations, and performance optimisation.

Build your storefront

API & integrations

Build and connect third-party APIs, payment, email, analytics, CRM.

Connect your APIs

AI feature integration

Add an AI/LLM feature to an existing product.

Integrate AI

Let's get more local

See which of Twine's top rated Developers are near you

Reviews

Trusted by companies around the world

Working with Emmanuel was a great experience. He was professional, communicated clearly throughout the project, and delivered the TrendSphere eCommerce Solution on time. The quality of his work exceeded my expectations, and he was always open to feedback and quick to make any requested adjustments. I highly recommend...

Forlan @ zenithsphere

Jul 28, 2026

Omais is a highly skilled and reliable freelancer who did a fantastic job on my Web App project. I trusted him with complex technical tasks, including working directly within a Windows Server VPS environment, and he handled everything seamlessly. He is professional, efficient, and delivers great results. I highly recommend...

Julio @ Two Brothers Flooring, LLC

Jul 13, 2026

Gideon did a great job setting up and designing our Shopify store. He made the layout attractive, organized the products properly, and ensured the store works smoothly on both phones and computers. His attention to detail and support were excellent.

Sterling @ Lesch Clothing

Jul 10, 2026

Studying this web module made complex backend concepts completely clear. Instead of just reading theoretical documentation, examining the logic flow, database queries, and route configurations in this project showed me exactly how professional applications handle user inputs and system state

CARPA @ CARPA

Jul 9, 2026

Hello we are very satisfied from that work

Tejal @ opirawebs

Jul 4, 2026

I worked with Daniil Sereda on LiberSave, a fintech platform that includes a payment gateway and a voucher management system for physical and digital goods. During our collaboration, Daniil demonstrated strong technical expertise, professionalism, and a reliable approach to software development. He consistently delivered...

Roman @ LiberSave

Jun 30, 2026

5 star reviews

Clients Rate Twine Grails Developers 5.0 / 5.0

on average across 287 reviews

How it works

  1. 1

    Post your project

    3–5 minutes. Tell us about your project, your timeline, and how you want experts to contact you.

  2. 2

    Meet your expert

    Within 24 hours, you'll see a shortlist of vetted Developers matched to your project.

  3. 3

    Launch your project

    Flexible payments on your terms, bill experts directly or use the Twine vault for added security.

How pricing works on Twine

Transparent rates, no hidden markup, and a payment path for every need.

The quote is the number.Nothing added on top.

Agencies bury a 20–40% markup inside the retainer, you never see it. On Twine, you set the price and you see the platform fee as a separate, explicit line. No surprises at checkout.

No hidden markup

Pay direct.0% commission.

Prefer your own payment flow? Pay your expert outside Twine, incurring no commission fees. Most useful for ongoing or trusted relationships.

0% off-platform payments

Pay via Vault.Your money is protected.

Funds are held in escrow and only released when you approve the deliverables. If the work isn't right, your money doesn't move. 10% commission on payments up to $10,000, just 5% on anything above.

10% up to $10k · 5% over $10k

Estimate your budget

Pick the role, the experience level and how long you need. We’ll show you what similar projects have cost on Twine. It’s a guide, not a quote.

Your project

Mid-level (3–5 yrs)
2–4 weeks

Estimates based on research on US and European freelancers. Actual budget is set by you and agreed with your expert before any work begins.

ESTIMATED RANGE

$4,800 $13,000

How we got here

  • Mid-level day rate: ~$475–$645/day
  • 2–4 weeks = 10–20 working days
  • Range: $4,800–$13,000

Twine vs. the alternatives

Frequently asked questions

Common questions answered before you post a project.

A Grails Developer primarily works with Grails, a powerful web application framework that leverages the Groovy programming language and the Spring framework. Their key responsibilities include:

  • Designing and developing web applications with a focus on performance and scalability.
  • Maintaining and optimizing existing applications to enhance functionality.
  • Integrating third-party APIs and services.
  • Collaborating with UX/UI designers to create user-friendly interfaces.
  • Testing and debugging applications to ensure a smooth user experience.

Exceptional Grails Developers possess a unique blend of technical skills and personal attributes. They should have:

  • Strong proficiency in Groovy and Grails frameworks.
  • Solid understanding of the Spring framework.
  • Excellent problem-solving skills and attention to detail.
  • Effective communication skills for collaboration with teams.
  • A proactive attitude towards learning and staying updated with industry trends.

These qualities ensure they deliver high-quality applications and foster productive working relationships.

Typical day rates for Developers vary by experience level:

  • Junior: 340 - 465 USD
  • Mid-level: 475 - 645 USD
  • Senior: 595 - 805 USD
  • Expert: 735 - 1,000+ USD

These are indicative ranges based on Twine project data. Final budgets depend on project scope and are agreed directly with your freelancer.

Estimate your cost using our calculator →

To recognize the perfect Grails Developer, start by assessing their portfolio for previous work that aligns with your project requirements. Look for developers who demonstrate:

  • Experience in similar projects or industries.
  • A strong grasp of best practices in coding and application design.
  • Positive client feedback and testimonials.

Additionally, during interviews, evaluate their communication skills and enthusiasm for your project. A strong cultural fit and passion for your domain can also be critical factors in finding the right developer.

When interviewing a Grails Developer, consider asking the following key questions:

  • Can you walk me through your experience with Grails and Groovy?
  • What projects have you worked on that are similar to this one?
  • How do you approach debugging and troubleshooting in Grails applications?
  • What strategies do you use to ensure scalability and performance?
  • How do you stay updated with the latest developments in the Grails ecosystem?

These questions will help you gauge their expertise and suitability for your project.

Hiring a Grails Developer involves several steps to ensure you find the right fit for your project. Start by clearly defining your project requirements, including technical skills, experience, and project duration. You can search for Grails Developers on talent marketplaces like Twine, where you can access profiles, portfolios, and reviews. Conduct interviews to assess their technical expertise and problem-solving capabilities. Finally, check references to validate their past work and reliability. This thorough approach will help you find a developer who aligns with your project goals.

Hiring a freelance Grails Developer offers flexibility, cost-effectiveness, and personalized attention to your project. Freelancers can adapt quickly to project changes and often charge lower rates than agencies. On the other hand, working with an agency provides access to a team of developers, ensuring a broader skill set and faster project turnaround. Agencies typically offer more comprehensive services, including project management and quality assurance. Your choice should be based on your project’s complexity, budget, and required expertise.

A well-crafted project brief for a Grails Developer should include:

  • A clear project overview and objectives.
  • Technical requirements, including frameworks and tools.
  • Desired skills and experience level.
  • Project timeline and milestones.
  • Budget constraints and payment terms.
  • Communication expectations and reporting structure.

This detailed brief helps attract qualified candidates and sets clear expectations from the outset.

Hiring on Twine is simple.

  1. Post a job with your project details, timeline, and budget.
  2. Browse portfolios of vetted Developers and invite those who match your needs.
  3. Receive proposals and compare experience, pricing, and reviews.
  4. Communicate expectations, set milestones, and finalize the hire.
  5. Securely pay through Twine, ensuring protection for both parties. Twine connects you with top freelance Developers, making it easy to find the perfect creative professional for your project.

Ready to hire your next Developer?

Post your project and meet your expert within 24 hours. Over 45,000+ high growth companies that trust Twine.

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