Senior React Native Developer

Warsaw, Poland
Full time
Remote
Compensation is not specified
Role
Frontend Engineer
Description

We are one of the largest influencer marketing agencies in Poland and have been shaping the market for over 10 years. We have an excellent understanding of social media and run our own channels on TikTok and Instagram to stay up-to-date and ahead of the curve. We create trends and are not afraid to experiment, and our approach is recognized by major Polish and global brands. Our IT infrastructure operates exclusively with the latest technologies and continuously expanding knowledge.

We are currently looking for a React Native Developer, someone capable of continuously enhancing their skills and not afraid of new challenges. We offer unlimited room to maneuver, the opportunity to work with outstanding professionals, and, most importantly, the satisfaction of seeing the results of your own work. If you want to be part of something bigger and are not interested in being just another cog in a huge corporate machine, this offer is definitely for you.


 

Responsibilities:

  • Developing cross-platform applications from scratch using React Native
  • Closely collaborating with UX/UI designers and the backend team
  • Ensuring code quality and performance
  • Updating and maintaining applications
  • Publishing applications on Google Play and the Apple App Store
  • Keeping up with current trends and technological innovations
Skills Required
Avatar
DDOB
Website
Not specified
Company size
Not specified
Location
Poland
Description
We are one of the largest influencer marketing agencies in Poland and have been shaping the market for over 10 years. We have an excellent understanding of social media and run our own channels on TikTok and Instagram to stay up-to-date and ahead of the curve. We create trends and are not afraid to experiment, and our approach is recognized by major Polish and global brands. Our IT infrastructure operates exclusively with the latest technologies and continuously expanding knowledge.

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DevSecOps Engineer

Nicosia, Cyprus
Nicosia, Cyprus
Full time
Remote
Wallet in Telegram is your gateway to the world of digital currencies, specially tailored for individuals in emerging markets. We understand the complexities and intimidation often associated with existing crypto solutions, which is why we've designed the Wallet to be the ultimate user-friendly platform for managing finances. No need to open a traditional bank account or wrestle with convoluted crypto exchanges and wallets.
Leveraging the power of advanced blockchain technology, Wallet delivers a seamless onboarding experience into the crypto ecosystem. It enables users to effortlessly store, send, and receive digital currencies, all via the familiar interface of Telegram. Managing your finances becomes as simple as sending a message.
At Wallet, we're committed to using technology to disrupt traditional banking systems, providing our customers with more flexible and inclusive financial services. Whether you're a crypto novice or seeking to simplify your digital finance experience, Wallet is crafted with your needs in mind.
We are looking for a DevSecOps Engineer to integrate security into our development and operations processes. This role is critical in automating security within our CI/CD pipelines, ensuring that security is embedded throughout the development lifecycle.
Responsibilities:
Implement and manage security tools and processes within the CI/CD pipeline.
Work closely with development and operations teams to ensure that security is integrated into all stages of the software development lifecycle.
Automate security testing and monitoring to quickly identify and respond to security threats.
Develop and enforce policies and best practices for secure coding, testing, and deployment.
Stay informed about the latest DevSecOps tools and methodologies, particularly related to the crypto and fintech industries.
Requirements:
Proven experience in DevSecOps, focusing on integrating security into CI/CD processes.
Strong knowledge of automation tools such as Jenkins, GitLab CI, or similar.
Experience with containerization and orchestration technologies (e.g., Docker, Kubernetes) and their security implications.
Familiarity with cloud security, particularly in environments like AWS or GCP.
Knowledge of the unique security challenges in the crypto space is highly desirable.
English proficiency at B2+ Level or higher.
Why it is a fantastic opportunity:
Our business is growing at an exponential scale.
Work in a well-funded startup environment with unique growth opportunities and a chance to join a rapidly growing company with a unique product.
Be based remotely.
Participation in the performance review and bonus programme.
Compensation for medical expenses.
Provision of necessary equipment.
Annual vacation of 20 working days plus 10 paid days off.
14 days of paid sick leave to support your health and recovery when needed.
Access to internal English courses for continuous learning and improvement in language skills.

QA Engineer

Full time
Remote
Wallet on Telegram is your gateway to the world of digital currencies, specially tailored for individuals in emerging markets. We understand the complexities and intimidation often associated with existing crypto solutions, which is why we've designed the Wallet to be the ultimate user-friendly platform for managing finances. No need to open a traditional bank account or wrestle with convoluted crypto exchanges and wallets.
Leveraging the power of advanced blockchain technology, Wallet delivers a seamless onboarding experience into the crypto ecosystem. It enables users to effortlessly store, send, and receive digital currencies, all via the familiar interface of Telegram. Managing your finances becomes as simple as sending a message.
At Wallet, we're committed to using technology to disrupt traditional banking systems, providing our customers with more flexible and inclusive financial services. Whether you're a crypto novice or seeking to simplify your digital finance experience, Wallet is crafted with your needs in mind.
Now we are seeking a QA Engineer to join our team.
Responsibilities:
Perform functional, regression, and integration testing to ensure the quality of software products on all supported platforms.
Identify, register, and analyze bugs, providing detailed reports to the development team.
Process and handle incoming incidents from the support team, ensuring timely resolution and documentation of solutions.
Maintain deployment to the production and further monitoring
Proactively participate in problems discussions and solving to deliver features to our users.
Requirements:
Proficient in Linux with experience in command line operations and familiarity with Docker.
Ability to write comprehensive test documentation and execute test cases effectively.
Basic knowledge of cryptocurrency concepts.
Proficiency in writing SQL queries, especially those involving complex joins and handling large datasets.
Familiarity and experience using JIRA, Confluence, Allure, and Notion for project management and documentation.
Experience utilizing sniffers and proxies such as Charles and Fiddler for network analysis.
Understanding of network protocols with the capability to work with JSON or XML formats.
Proficiency in using tools like Postman and curl for executing network requests.
Competency in utilizing developer tools within Google Chrome, Firefox, and Safari for debugging and analysis.
Proficient English skills at the B2 level with the ability to communicate within an English-speaking team environment.
Why it is a fantastic opportunity:
Our business is growing at an exponential scale.
Work in a well-funded startup environment with unique growth opportunities and a chance to join a rapidly growing company with a unique product.
Be based remotely.
Participation in the performance review and bonus programme.
Compensation for medical expenses.
Provision of necessary equipment.
Annual vacation of 20 working days plus 10 paid days off.
14 days of paid sick leave to support your health and recovery when needed.
Access to internal English courses for continuous learning and improvement in language skills.
Wallet is an equal opportunity employer.

Web3 DevRel Intern

Zug, Switzerland
Zug, Switzerland
Full time
Remote
Gelato is an all-in-one Ethereum Rollup as a Service Platform built without limits. Designed to be super-fast, incredibly secure, and infinitely scalable, Gelato rollups allow anyone to build and deploy their fully serviced Layer 2 chains on Arbitrum, Optimism, Polygon, Celestia and more at a pace natively integrated with Web3's favorite tools and services like Etherscan, The Graph, Pyth, Layer Zero and many more launching a production-ready web3 development environment from the Genesis block.
 
Our mission
Gelato’s mission is to accelerate the adoption of web3 technology to create a more transparent & democratic digital life for humanity. Our impact is measured by the time saved to achieve global adoption of web3 applications..
 
What we're looking for
We seek a motivated Web3 DevRel Intern with a Computer Science background to support our developer community. Your primary focus will be on supporting customer engineering teams, helping to implement our services with a main focus on Gelato Web3 Functions, Gelato Relay, and Gelato VRF.
Requirements
Strong foundation in Computer Science.
Experience with Solidity and TypeScript.
Proficiency in English; Korean language skills are a plus.
Passionate about the space
Not essential, but nice to have:
PT time zone
Benefits
Incredible opportunity to learn
Work together with one of the best technical teams on Ethereum
Build relationships with top blockchain teams that are already Gelato users, including MakerDAO, Astar, Zed Run, Optimism, and many more

Retool Developer

Full time
Remote
Wallet on Telegram is your gateway to the world of digital currencies, specially tailored for individuals in emerging markets. We understand the complexities and intimidation often associated with existing crypto solutions, which is why we've designed the Wallet to be the ultimate user-friendly platform for managing finances. No need to open a traditional bank account or wrestle with convoluted crypto exchanges and wallets.
Leveraging the power of advanced blockchain technology, Wallet delivers a seamless onboarding experience into the crypto ecosystem. It enables users to effortlessly store, send, and receive digital currencies, all via the familiar interface of Telegram. Managing your finances becomes as simple as sending a message.
At Wallet, we're committed to using technology to disrupt traditional banking systems, providing our customers with more flexible and inclusive financial services. Whether you're a crypto novice or seeking to simplify your digital finance experience, Wallet is crafted with your needs in mind.
We are looking for a talented and motivated Internal Tools Developer to join our team. The primary task is to create and maintain internal business applications using the Retool platform. The ideal candidate should have programming skills for Retool, be proficient in SQL, and effectively utilize JavaScript capabilities in their development work.
Responsibilities:
Develop and maintain internal applications on the Retool platform.
Create and optimize SQL queries in PostgreSQL.
Write JavaScript scripts to add logic and interact with Retool components.
Integrate Retool with external APIs and systems.
Collaborate with teams to understand their requirements and translate them into functional tools.
Support and enhance existing tools and applications.
Requirements:
Experience working with the Retool platform.
Ability to build and optimize complex SQL queries.
Proficiency in pure JavaScript.
Understanding of UX/UI design principles.
Ability to work independently and as part of a team.
Attention to detail and commitment to high-quality work.
Excellent communication skills and problem-solving abilities.
Why it is a fantastic opportunity:
Our business is growing at an exponential scale.
Work in a well-funded startup environment with unique growth opportunities and a chance to join a rapidly growing company with a unique product.
Be based remotely.
Participation in the performance review and bonus programme.
Compensation for medical expenses.
Provision of necessary equipment.
Annual vacation of 20 working days plus 10 paid days off.
14 days of paid sick leave to support your health and recovery when needed.
Access to internal English courses for continuous learning and improvement in language skills.
Wallet is an equal opportunity employer.

DevOps Team Lead

Lisbon, Portugal
Lisbon, Portugal
Full time
Remote
Wallet in Telegram is your gateway to the world of digital currencies, specially tailored for individuals in emerging markets. We understand the complexities and intimidation often associated with existing crypto solutions, which is why we've designed the Wallet to be the ultimate user-friendly platform for managing finances. No need to open a traditional bank account or wrestle with convoluted crypto exchanges and wallets.
Leveraging the power of advanced blockchain technology, Wallet delivers a seamless onboarding experience into the crypto ecosystem. It enables users to effortlessly store, send, and receive digital currencies, all via the familiar interface of Telegram. Managing your finances becomes as simple as sending a message.
At Wallet, we're committed to using technology to disrupt traditional banking systems, providing our customers with more flexible and inclusive financial services. Whether you're a crypto novice or seeking to simplify your digital finance experience, Wallet is crafted with your needs in mind.
We seek an experienced DevOps Team Lead to manage and elevate our growing DevOps team. The ideal candidate will possess a comprehensive background in Kubernetes, Infrastructure as Code, and CI/CD pipelines, and will excel in dynamic environments.
Responsibilities:
Team Leadership & People Management: Lead, mentor, and manage a remote team of DevOps engineers; foster a collaborative and innovative team culture.
CI/CD Migration: Oversee the migration of CI/CD pipelines from Jenkins to GitLab, ensuring efficiency and minimal downtime.
Kubernetes Management: Setup and migrate our own Kubernetes (K8s) infrastructure, ensuring scalable, reliable operations.
Infrastructure as Code: Implement and manage infrastructure as code practices, optimizing deployment processes and reducing manual interventions.
Bare-Metal Deployment: Manage and troubleshoot bare-metal servers, ensuring optimal performance and reliability.
High-Load Handling: Monitor and optimize systems to handle high-load scenarios, ensuring system resilience and performance.
Security Implementation: Enforce best practices for security across all systems and pipelines to protect against vulnerabilities and threats.
Monitoring and Observability: Utilize Grafana and Prometheus for system monitoring, ensuring high availability and performance metrics visibility.
Database Management: Oversee the administration and optimization of Redis, PostgreSQL, Kafka, and RabbitMQ setups.
OpenSearch Management: Implement and manage OpenSearch configurations for data needs
Requirements:
Proven experience in leading a DevOps team, focusing on remote team management.
Strong expertise in Kubernetes (K8s) and Infrastructure as Code (e.g., Terraform, Ansible).
Deep understanding and hands-on experience with Jenkins, GitLab, and CI/CD practices.
Extensive experience with bare-metal servers and high-load system management.
Proficiency in managing databases like Redis, PostgreSQL, Kafka, and RabbitMQ.
Familiarity with monitoring tools like Grafana and Prometheus.
Solid understanding of security best practices in DevOps.
Ability to work and excel in a highly dynamic and fast-paced environment.
English proficiency at B2+ Level or higher.
Why it is a fantastic opportunity:
Our business is growing at an exponential scale.
Work in a well-funded startup environment with unique growth opportunities and a chance to join a rapidly growing company with a unique product.
Be based remotely.
Participation in the performance review and bonus programme.
Compensation for medical expenses.
Provision of necessary equipment.
Annual vacation of 20 working days plus 10 paid days off.
14 days of paid sick leave to support your health and recovery when needed.
Access to internal English courses for continuous learning and improvement in language skills.
Wallet is an equal opportunity employer.