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  • Adrian-Nicolae

    Mobile Developer

    Romania/(GMT +2:00)

    Adrian is an experienced engineer with a strong background in front-end technologies and cross-platform app development. Recent work includes building comprehensive healthcare platforms and production-grade mobile apps using React, React Native, Angular, and .NET. Comfortable working in both startup and freelance environments, Adrian thrives on tackling diverse technical challenges. Whether contributing independently or within a team, he focuses on delivering high-quality, performant code and maintaining strong engineering discipline throughout the development process.

    Experience

    10 years

    Availability

    Full-time

  • Alex

    Automation QA Engineer

    France/(GMT +1:00)

    Meet Alex, a Senior Automation QA professional with a manual QA background. Alex has served as a team lead for the past three years, demonstrating strong soft skills essential for effective mentorship. Beyond the IT industry, Alex harbors a passion for writing novels and aspires to become a published author someday.

    Experience

    12 years

    Availability

    Full-time

  • Alexandre

    Full-stack Web Developer

    Brazil/(GMT -3:00)

    Alexandre’s current expertise is mainly focused on MERN and MEAN stacks. However, this candidate has also contributed to some projects as a DevOps consultant, an architect, as well as successfully handled a Tech Lead position. His ultimate dream is to delve even deeper into the world of AI, as he already has around 2 years of commercial experience in Deep Learning.

    Experience

    11 years

    Availability

    Part-time & Full-time

  • Abbas

    Mobile Developer

    Turkey/(GMT +3:00)

    Abbas is a Senior Mobile developer with more than 20 (!) years in the industry. Currently, he specializes exclusively in Flutter and brings 5 years of expertise to the table. With a pragmatic approach to work and extensive experience combined with solid soft-skills, Abbas is an asset to any team. His previous projects include developing a crypto wallet, working with several SaaS companies, and contributing to an AR museum project.

    Experience

    27 years

    Availability

    Part-time

  • Amos

    Mobile Developer

    France/(GMT +1:00)

    Amos is a senior software engineer with verified expertise in Python (FastAPI), Ruby on Rails, Flutter, and iOS development. Screenings confirm strong skills in backend and mobile technologies, application security, and database optimization, as well as solid communication and leadership abilities. He has delivered end-to-end solutions, led teams, and contributed to projects in security, media transfer, and agritech. Feedback highlights his reliability, technical excellence, and positive team impact.

    Experience

    19 years

    Availability

    Part-time & Full-time

  • Ahmet

    Full-stack Web Developer

    Turkey/(GMT +3:00)

    Starting with C++, Ahmet moved to full-stack development, focusing on React and Node.js. Passionate about creating solutions that positively impact others, he has experience in startups, building projects, and databases from scratch. Ahmet enjoys crafting 3D models, a hobby he may develop into another professional expertise.

    Experience

    12 years

    Availability

    Part-time & Full-time

  • Abdulhakeem

    Data Engineer

    Germany/(GMT +1:00)

    Abdulhakeem has a lifelong passion for numbers and discovering insightful patterns within them. Although he started as a Data Engineer, Abdulhakeem has now grown into a senior AI engineer who can bridge data systems and LLM integration. He's adept at tackling projects of any complexity and would excel in roles ranging from engineering to solution architecture and team leading. Additionally, he is well-versed in cloud solutions like AWS and GCP. Despite his extensive experience in tech, Abdulhakeem also finds joy in music and has recorded his own tracks in the past.

    Experience

    12 years

    Availability

    Part-time & Full-time

  • Anastasia

    Mobile Developer

    Poland/(GMT +1:00)

    Meet one more lady on our pirate ship! Anastasia is a Senior React Native Developer with decent understanding of JS fundamentals and perfect communication skills. Anastasia has very decent understanding of React concepts, fundamentals, and ecosystem, including state management approaches, also she demonstrates a strong knowledge of React Native, mobile development/deployment. Anastasia definitely will be a great addition to any team!

    Experience

    8 years

    Availability

    Part-time

  • Adrian

    Back-end Web Developer

    Ukraine/(GMT +2:00)

    Meet Adrian, a Senior Back-End Developer with 6+ years of commercial experience. Adrian is most proficient with Python and JavaScript but open to any project stack! His hardware skills are metrology, automation systems, microcontrollers, scheme-building, and digital and analog electronics projecting. Adrian is an open-minded person with a great desire for professional growth. His previous experience includes working for a fintech company, a project for schools, and a vaccination assessment service.

    Experience

    11 years

    Availability

    Part-time & Full-time

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Place a free request

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2

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3

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4

Onboard the chosen one

Your developer starts with a project—we deal with a contract, monthly payouts, and what not

Testimonials

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Reached out on Monday evening, connected Tuesday morning, had four qualified candidates by Wednesday.

Brian DeSpainBrian DeSpainCEO, 10X ERP
High quality, well-qualified developers

We had an excellent experience. Process is fast from the initial intake through setting up payment.

Katie RoyKatie RoyExecutive Director, The SPEND Initiative
7 developers hired in 24 hours

The developers helped us speed up. They quickly learned their part of the app and we’re grateful for their contribution.

Conor MackenConor MackenDirector of Engineering, tvScientific

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Human-centered estimation

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Get 2-3 expertly matched candidates within 24-48 hours and meet the worthiest

Match in a 24 hours

Handle the paperwork

Your developer starts with a project—we deal with a contract, monthly payouts, and what not

Hire after 1–2 interviews

The lemon tea

Why hire Firebase developers through our platform?

Find devs with skills you can trust with Lemon.io, so you can stop looking and start making progress again.

Case studies

Aerospace

The experience with Lemon.io has been fantastic. The interview process has been good, the caliber of people – excellent and integration has been very smooth.

Marc Horowitz
Marc HorowitzCOO of SkyFi
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Telecommunications

We needed extra developers to clean off all these bugs so the company could skyrocket.

Conor Macken
Conor MackenDirector of Engineering
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AI

We needed extra AI engineers to keep our ambitious project running.

Mike Lukiman
Mike LukimanFounding Senior Software Engineer at Everstar.ai
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Frequently asked questions

Where can I hire a Firebase developer?

To find the right Senior Firebase developer for remote full-time projects, use Indeed, LinkedIn, Glassdoor and other platforms. You need to create the job listing, choose the relevant websites, publish the job listings, check the CVs, and proceed with the candidates who have the skills and experience that are good for your project. Afterwards, you need to make a large number of screening calls and hard skills interviews, choose the best candidate, and sign the contract with them. However, going through numerous of devs resumes and profiles can be extremely time-consuming and overwhelming, as well as communication, setuping up interviews and tech tasks to find the best candidates.

If you prefer to cut this chase and focus on other tasks, Lemon.io is at your service. We will select for you 2-3 vetted candidates who meet all your requirements in 48 hours.

How to hire a Senior Firebase developer?

To hire a Senior Firebase developer you should create organized and a thought-out flow. This approach can facilitate the successful completion of the hiring process and help you find the ideal candidate for a Senior Firebase developer position. It could be advantageous to provide a company overview, salary expectations, a list of necessary skills and experience, a series of pertinent screening questions, and a clear vision of the attributes the ideal applicant should possess. To streamline the hiring process, you can simply compile a list of prerequisites and a project overview, and we will present you with 2-3 outstanding developers who have already cleared all screening stages and are prepared to join your project.

Which skills and tech stacks are relevant to a Firebase developer?

Firebase developers can use different programming languages, frameworks and libraries when they work with their daily tasks: JavaScript, TypeScript, also they use frontend frameworks and libraries – React, Angular, or Vue.js for building web applications. Firebase developers also work with mobile development, so there are a lot of skills which could be relevant to them – Flutter, React Native, or native Android (Java/Kotlin) and iOS (Swift/Objective-C).

Which certifications are relevant to a Firebase developer?

The certifications relevant to Firebase developers focus on cloud development, mobile development, and web development. There are a few examples, concentrated on Google Cloud Certifications which could be useful: Google Associate Cloud Engineer, Google Professional Cloud Developer, and Google Professional Cloud Architect. Also, there are various Mobile and Web Development Certifications: Google Associate Android Developer, Certified Flutter Developer (Dart), Certified JavaScript Developer (CIW), and Front-End Web Developer Nanodegree (Udacity). Additionally, you can check the Firebase Essentials Badge (Qwiklabs) and Certified Git Associate (GitLab).

Are Firebase developers in demand?

Yes, Firebase developers are in demand. Firebase developers demonstrate a high level of ability to create web and mobile applications quickly, utilizing features such as real-time databases, authentication, and hosting.

What is the Lemon.io no-risk trial period?

A no-risk paid trial helps clients be confident in their Firebase developer. It consists of 20 prepaid hours, during which you can check how the Firebase developer completes your project’s tasks.

Additionally, Lemon.io has a zero-risk replacement guarantee. We will offer you a new Firebase developer if the previous one doesn’t meet your expectations. This is not a common situation for us; however, if it happens, we promise our customer success team will proceed with the replacement.

How quickly can I hire a Firebase developer through Lemon.io?

You can hire a Firebase developer through Lemon.io quickly—in 48 hours, we will find the candidate relevant to your requirements. We provide a comfortable hiring process for our clients because our community consists of pre-screened Firebase developers. The Firebase developers who joined our community have already passed several vetting stages: VideoAsk, and completion of their me.lemon profile, a screening call with our recruiters that includes various technical questions, and a technical interview with our developers.

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