Web3 React Jobs in Warsaw, Poland
















| Job Title | Company Name | Salary | Location | Tags | Posted | |
|---|---|---|---|---|---|---|
Try changing category, page or filters.
Past and filled jobs:
| Job Title | Company Name | Salary | Location | Tags | Posted | |
|---|---|---|---|---|---|---|
| Ramp | 25/month | ๐ Warszawa, Masovian Voivodeship, Poland | Web3RemoteDevopsDeveloper | |||

Senior Backend Engineer (Payments)
at Ramp
Dec 10, 2023
๐๐ผ What you will be doing
We are looking for a Senior Backend Engineer to develop Ramp's core settlement engine with the rest of the engineering team. If you are keen to work in a product company and interested in new technologies then we want to hear from you. You will have an impact on what and how we do it.
๐งฉ What you will be working on
- Maintaining and extending core services.
- Connecting our payment rails to different blockchains.
- Integrating payment gateways & Open Banking APIs with open ledgers
- Building internal tools and architecture.
๐ ๏ธ How we work
The Payments team is responsible for integration and close cooperation with payment and anti-fraud solutions providers, enabling new payment methods, preventing fraud, and overall development and maintenance of the payments logic at Ramp.
Learn more about our Tech Teams at Ramp.
โ๏ธOur tech stack:
- Front-end: TypeScript, react, jest.js, CSS (SCSS + CSS Modules), MobX
- Back-end: TypeScript, nestJS (Node.js), PostgreSQL, RabbitMQ
- SRE/DevOps: Google Cloud, Kubernetes, GitHub Actions, Grafana
- Quality Assurance: Cypress, TypeScript, Jest, @testing-library/react, currents.dev
- Blockchain: web3.js, ethers.js
๐ค๐ปWhat you will bring:
- 4+ years of experience in building sophisticated backend systems.
- Readiness to work in a rapidly scaling up startup.
- Sense of ownership and readiness to work on delivering value, not only via code changes.
๐ Extra points for:
- Experience in either fintech (payment services) or blockchain (exchanges or dApps).
- Experience in integrating payments gateways.
- Knowledge of microservices architecture.
๐ค Our interview process
- Discovery interview - 30 min (optional)
- Lifestyle interview - 60 min
- Home-based task
- Technical interview - 60 min
Learn more about the recruitment process at Ramp.
๐ชWhatโs in it for you?
๐ธ Competitive salary
- Equity package: share in our success
- Zero-fee crypto purchases via on-ramp!
- 21 000 - 25 000 PLN net on B2B contract
๐ฉบ Health & wellbeing
- 26+ days paid time-off
- Health & Sports benefits for you and your loved ones
- Dedicated time off for yearly health check-ups
๐ง Development & Growth
- Self-development and conference budget
- Language lessons
- Internal workshops and activities supporting growth and mental health
๐ข Great working environment and socials
- Modern and comfy offices in Warsaw and Wroclaw, which has everything you'll need to excel and collaborate with your team
- Remote working with visits in our offices
- The best laptops and kit to work on Internal
- Tech meetups on-site & online
- Team socials funded by us


Co-Founderi10x
CryptoJobsList made it incredibly easy for us to find the right Co-Founder & CTO โ great talent, smooth process, and impressive results.


Head of GTMMimic Protocol
Crypto Jobs List made the hiring process much easier and delivered a lot of quality candidates to choose from. We ended up hiring one of them, so definitely a good result!


Chief of Staff & SVP SalesTheStreet / Roundtable
CryptoJobsList has been great! About to hire 1 new rep and considering countless others as well.


Co-Founder and COOMultiverse
The application quantity is much more than anticipated! We also found several attractive candidates. The salary, location, and skill set range is very broad, making finding the right person for the job pretty easy. Itโs not the first time we post an open position here, and that wonโt be the last.


Co-Founder and COOStickies
We hired our Head of Social through CryptoJobsList and received an impressive talent pool of over 80 passionate individuals interested in working in the crypto space. After interviewing 10 candidates, we found the perfect fit for our team. The platform was easy to use, and the team was incredibly responsive and helpful throughout the hiring process. As a consumer web3 startup, we highly recommend CryptoJobsList for any company looking to hire top talent in the crypto industry.


Co-Founder, Head of Product & OpsID8R
We've had a first round of interviews with 5+ applicants from CryptoJobsList and, like last time, it has been our best source of leads. We are still in the process of doing a second round of interviews and anticipate closing the role in the next week or two.


HR DirectorP2P.org
At P2P.org, we recognize the importance of connecting talented individuals with exciting opportunities in the dynamic and ever-evolving world of cryptocurrency and blockchain. As a company at the forefront of the blockchain and crypto revolution, we know the importance of connecting with top talent in the industry. That's why we consider CryptoJobsList to be an invaluable resource for finding and attracting the best and brightest minds in this field. It has proven to be a valuable and effective tool in our hiring efforts and we are grateful for the opportunities it has presented us.


Co-Founder & CEOWalletChat
We have already made several hires via CryptoJobsList. So far, we are happy with each one of them. CJL offers an easy to use platform and the candidates we receive are generally well versed with and a good fit for the web3 space โ which is a challenge when hiring via traditional platforms. On top of this, the team has been super responsive whenever we've tried reaching out and we feel like we are talking to a friend. Excited to keep seeing CJL grow together with us, as we deliver the future of wallet-to-wallet messaging!


Founder & COOAavegotchi | Pixelcraft Studios
We've got a really strong looking shortlist and will be having calls all through this week with those. I'm quite pleased with the results!


Chief of StaffUMA Project
We recently switched to using CryptoJobsList as our primary crypto job board provider, and I have been pretty impressed thus far with the talent coming through. The latest feature of having a dashboard is a game changer, so thank you!


Co-founderFloating Point Group
Kevin here, founder of Floating Point Group. I just wanted to say that you guys are killing it. Some of our best applicants are coming from your site. Very happy with what weโre seeing so far!

Co-founder & HostEpicenter Podcast
I'd recommend using CryptoJobsList if you're looking to hire someone in crypto, they cater to a number of different skill sets including marketing and community sales and business development traders and of course, developers and engineers. We hired our CMO here!

Head of People OperationsStatus
What made CJL stand out from other options? The availability oftalent that was really passionate about working in the crypto space. We received 150+ applications, interviewed 10 and hired the one from CryptoJobsList.


Co-Founderi10x
CryptoJobsList made it incredibly easy for us to find the right Co-Founder & CTO โ great talent, smooth process, and impressive results.


Head of GTMMimic Protocol
Crypto Jobs List made the hiring process much easier and delivered a lot of quality candidates to choose from. We ended up hiring one of them, so definitely a good result!


Chief of Staff & SVP SalesTheStreet / Roundtable
CryptoJobsList has been great! About to hire 1 new rep and considering countless others as well.


Co-Founder and COOMultiverse
The application quantity is much more than anticipated! We also found several attractive candidates. The salary, location, and skill set range is very broad, making finding the right person for the job pretty easy. Itโs not the first time we post an open position here, and that wonโt be the last.


Co-Founder and COOStickies
We hired our Head of Social through CryptoJobsList and received an impressive talent pool of over 80 passionate individuals interested in working in the crypto space. After interviewing 10 candidates, we found the perfect fit for our team. The platform was easy to use, and the team was incredibly responsive and helpful throughout the hiring process. As a consumer web3 startup, we highly recommend CryptoJobsList for any company looking to hire top talent in the crypto industry.


Co-Founder, Head of Product & OpsID8R
We've had a first round of interviews with 5+ applicants from CryptoJobsList and, like last time, it has been our best source of leads. We are still in the process of doing a second round of interviews and anticipate closing the role in the next week or two.


HR DirectorP2P.org
At P2P.org, we recognize the importance of connecting talented individuals with exciting opportunities in the dynamic and ever-evolving world of cryptocurrency and blockchain. As a company at the forefront of the blockchain and crypto revolution, we know the importance of connecting with top talent in the industry. That's why we consider CryptoJobsList to be an invaluable resource for finding and attracting the best and brightest minds in this field. It has proven to be a valuable and effective tool in our hiring efforts and we are grateful for the opportunities it has presented us.


Co-Founder & CEOWalletChat
We have already made several hires via CryptoJobsList. So far, we are happy with each one of them. CJL offers an easy to use platform and the candidates we receive are generally well versed with and a good fit for the web3 space โ which is a challenge when hiring via traditional platforms. On top of this, the team has been super responsive whenever we've tried reaching out and we feel like we are talking to a friend. Excited to keep seeing CJL grow together with us, as we deliver the future of wallet-to-wallet messaging!


Founder & COOAavegotchi | Pixelcraft Studios
We've got a really strong looking shortlist and will be having calls all through this week with those. I'm quite pleased with the results!


Chief of StaffUMA Project
We recently switched to using CryptoJobsList as our primary crypto job board provider, and I have been pretty impressed thus far with the talent coming through. The latest feature of having a dashboard is a game changer, so thank you!


Co-founderFloating Point Group
Kevin here, founder of Floating Point Group. I just wanted to say that you guys are killing it. Some of our best applicants are coming from your site. Very happy with what weโre seeing so far!

Co-founder & HostEpicenter Podcast
I'd recommend using CryptoJobsList if you're looking to hire someone in crypto, they cater to a number of different skill sets including marketing and community sales and business development traders and of course, developers and engineers. We hired our CMO here!

Head of People OperationsStatus
What made CJL stand out from other options? The availability oftalent that was really passionate about working in the crypto space. We received 150+ applications, interviewed 10 and hired the one from CryptoJobsList.


Project LeadTHORChain
We received over a dozen high-quality job applications in less than a week to this post. It has been very effective and would highly recommend. Service is excellent, UX simple. Thanks CryptoJobsList!


General ManagerMeld Gold
Great experience. We have had excellent candidates via Raman and the CryptoJobsList platform. Will definitely use again as we build out other components of the team!

Communications LeadKleros
CryptoJobsList drives more qualified leads than AngelList!


Cofounder & COOFleek
We've gotten great leads for developers from CryptoJobsList. I'm definitely a continuous user going forward!

Founder & CEODataStreamX
The quality of the candidates are by far more relevant and experienced than on other boards. They are in the crypto space and have the past experience to hit the ground running.


Co-founder & COOAID Technology
Each time their services have been nothing short of exceptional. The platform has consistently provided us with a large pool of qualified candidates for various roles within our company. The user-friendly interface and the efficient recruitment process has made it easy for us to fill positions quickly and effectively. We are grateful for the help and support provided by CJL and highly recommend their services to anyone looking to fill roles in the crypto industry.

Marketing & Communications DirectorAdel
We posted on CryptoJobsList looking for marketing help with community engagement, digital marketing and social media and found two highly qualified candidates within days! We interviewed and hired them within three weeks.


Project LeadTHORChain
We received over a dozen high-quality job applications in less than a week to this post. It has been very effective and would highly recommend. Service is excellent, UX simple. Thanks CryptoJobsList!


General ManagerMeld Gold
Great experience. We have had excellent candidates via Raman and the CryptoJobsList platform. Will definitely use again as we build out other components of the team!

Communications LeadKleros
CryptoJobsList drives more qualified leads than AngelList!


Cofounder & COOFleek
We've gotten great leads for developers from CryptoJobsList. I'm definitely a continuous user going forward!

Founder & CEODataStreamX
The quality of the candidates are by far more relevant and experienced than on other boards. They are in the crypto space and have the past experience to hit the ground running.


Co-founder & COOAID Technology
Each time their services have been nothing short of exceptional. The platform has consistently provided us with a large pool of qualified candidates for various roles within our company. The user-friendly interface and the efficient recruitment process has made it easy for us to fill positions quickly and effectively. We are grateful for the help and support provided by CJL and highly recommend their services to anyone looking to fill roles in the crypto industry.

Marketing & Communications DirectorAdel
We posted on CryptoJobsList looking for marketing help with community engagement, digital marketing and social media and found two highly qualified candidates within days! We interviewed and hired them within three weeks.