## About the job

As a Senior Full Stack Developer in the Buyers team you will be focused on crafting buyer-facing applications to revolutionize the checkout experience for businesses. Combining your frontend and backend expertise, you will design, build, and refine features that streamline modern checkout and payment processes.

Responsibilities:

- Work with product managers and designers to translate requirements into functional and efficient web applications
- Participate in design and code reviews to provide and receive constructive feedback and ensure adherence to coding standards
- Design and implement unique solutions to complex problems, taking full ownership of feature sets from initial discussion through to delivery to customers
- Troubleshoot and debug issues across the stack, identifying and implementing solutions in a timely manner
- Implement automated testing and deployment processes to ensure code quality and rapid iteration
- Contribute to the continuous improvement of development processes and tools to enhance team efficiency and productivity
- Stay up-to-date with industry trends and technologies, and apply this knowledge to drive innovation within the development team
- Participate in team responsibilities, including production on-call

Requirements:

- Bachelor's degree in Computer Science, Engineering, or a related field
- 5+ years of professional Software Development experience, preferably from Fintech companies
- Strong proficiency in, Node.JS, Typescript and RESTful API; preferably using Nest.JS
- Extensive experience with React and excellent knowledge of HTML5/CSS
- Solid understanding of UI/UX principles and experience in translating design concepts into functional user interfaces
- Knowledge in test automation tools and libraries, preferably Jest/Playwright
- Experience working in Agile, using CI/CD workflows, on a dockerized solution deployed on public cloud; preferably AWS
- Strong communication in English, both written and verbal
- An ambitious team player with a strong ability to work both in a team and independently
- Willingness to work 3 days from office in Lisbon, Portugal; starting with full remote

Senior Full Stack Developer - Buyer Team

## About the job

As a Senior Backend Developer in the Infra Team you will be an integral part of designing, developing, and maintaining mission-critical large scale payment processing solutions. You will influence product and engineering organizations to ensure appropriate and consistent architecture, ensuring the reliability, scalability, and security of our application and Infrastructure.

Responsibilities:

- Involvement and ownership of all aspects of Infra development, from ideation through architecture to implementation, testing and continuous deployment
- Work closely with developers, DevOps engineers, and other stakeholders to ensure smooth integration and delivery of features
- Provide technical guidance and mentorship to developers, fostering their growth and helping them enhance their skills
- Optimize application performance, ensuring low latency, high availability, and reliability
- Identify and address bottlenecks, bugs, and performance issues within the backend infrastructure.
- Stay up-to-date with industry trends, emerging technologies, and best practices to continually improve the development process.
- Participate in design and code reviews and ensure adherence to coding standards
- Conduct thorough testing of backend components, write automated tests, and ensure high code quality and reliability
- Contribute to the overall technical strategy and architecture of the product

Requirements:

- Bachelor's degree in Computer Science, Software Engineering, or a related field
- 4+ years of experience in server-side development (strong advantage for Node.js)
- Experience working on AWS cloud environments (Serverless \ Kubernetes \ Docker)
- Experience working in CI/CD workflows, Agile methodologies
- Solid understanding of databases (e.g., PostgreSQL, MongoDB) and experience in data modeling, optimization, and query performance tuning
- Experience with services API architecture, such as REST
- In-depth knowledge of distributed systems and microservices architecture
- Proven ability to work collaboratively within a cross-functional team and effectively communicate ideas and solutions

**Advantages**

- Experience leading a team or supporting/tech leading
- Experience in recruiting data engineers
- Experience in the Fin-tech domain
- Experience with NodeJS

Backend Developer - Infra Team

## About the job

Balance is seeking a talented individual to join us as a Data Engineer. This role offers a unique opportunity to shape and build our Data infrastructure from the ground up, playing a pivotal role in our scalability and data-driven decision-making processes.

As the first Data Engineer at Balance, you will be instrumental in designing and constructing our Data infrastructure, helping scaling operations and optimizing data utilization for Product and Risk decisions, as well as guiding the company's strategic initiatives. This position provides a unique opportunity to make a substantial impact and contribute significantly to our growth.

Responsibilities:

- Full ownership and responsibility for Balance’s data stack
- Create and maintain optimal data pipeline architecture.
- Select the tools and system architecture required to enable stakeholders to efficiently and optimally utilize data.
- Implement ML modules supporting our application.
- Work with stakeholders to assist with data-related technical issues and support their data infrastructure needs.
- Build the infrastructure required for optimal extraction, transformation, and loading of data from a wide variety of data sources using SQL and AWS ‘big data’ technologies.
- Build analytics tools that utilize the data pipeline to provide actionable insights into customer acquisition, operational efficiency and other key business performance metrics.
- Identify, design, and implement internal process improvements: automating manual processes, optimizing data delivery, re-designing infrastructure for greater scalability, etc.
- Building the data engineering team as the company scales.

Requirements:

- Bachelor's degree in Computer Science, Engineering, Statistics, or a related field.
- 5+ years of professional Data Engineer experience, preferably from Fintech companies.
- Experience with SQL and NoSQL databases.
- Strong proficiency with data modeling, data warehousing, and building ELT/ETL pipelines.
- Familiarity with cloud platforms, preferably AWS.
- Experience working with Cloud DB such as Snowflake/Redshift.
- Experience working with ETL tools such as - Fivetran/Rivery/Airbyte.
- Excellent problem-solving skills and strong analytical skills.
- An ambitious team player with a strong ability to work both in a team and independently.
- Excellent communication abilities in both Hebrew and English.

**Advantages:**

- Experience in recruiting Data Engineers and leading a team.
- Experience with Node.JS.

Senior Data Engineer

Balance

- 250 Promising Fintechs 2022&2021 - CB Insights
- 57 Most Exciting Fintechs - Business insider
- #1 in Payments & Commerce - Visa and Citi

Backed by the best of fintech, Balance is a B2B payments experience company offering the first online checkout built for businesses.

We're always looking for great people to join us - reach out to [jobs@getbalance.com](mailto:jobs@getbalance.com)

Balance

Open roles