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Senior Backend Engineer

Remote, (Europe-based candidates only) +1·Full-time·Added 1 month ago (last checked 11 Nov)

2 open roles

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Our summary

Work mode: Remote ((Europe-based candidates only) / Krakow, Poland)
Contract: Full-time
English: Required
Experience: 5+ years
Benefits: Private health insurance

Visa options

The ad doesn’t mention sponsorship
Not a refusal, but not a yes. Worth asking in your first message.
May fit the digital nomad visa
A remote job for a company outside Spain: you apply yourself, no sponsor needed. It asks for about €2,849 a month in remote income.

More jobs that may fit the digital nomad visa

Skills

Nice to have

React Native

Requirements

What we're looking for

at least 5 years of experience in back-end development using Node.js
demonstrated proficiency in backend development, with expertise in creating self-documented APIs using NestJS with GraphQL or REST
strong understanding of event-driven architectures and NoSQL data storage
strong proficiency in TypeScript
hands-on experience with AWS services, including ECS, DynamoDB, SQS, EventBridge, and PostgreSQL
hands-on experience building real-time features using WebSockets
practical experience with observability and monitoring tools, such as Sentry, DataDog, CloudWatch, and Amplitude
experience writing effective and reliable unit and integration tests
experience working in a mobile-first company, with an understanding of the product from an engineering perspective
full professional proficiency in English
experience working in a collaborative environment, as well as being adaptable to different approaches.

Nice to have

experience with Infrastructure as Code using Terraform
experience with specialized services such as Apollo, Firebase Authentication, Stream Chat, Cloudflare, and Snowflake
interest or experience in globally distributed systems and scalability
interest or experience with ML/AI recommendation engines
test-driven mindset with a focus on automation and efficiency
familiarity with mobile development using React Native

Pay & benefits

What you'll get

Health insurance.
Wellbeing coverage.
Sport coverage.
Learning budget.
Paid vacations.
Paid sick leaves.
All public holidays are paid days off.

The role

On behalf of Feeld, GT is looking for a Senior Backend Engineer to help them improve their inclusive dating application.

Feeld is building an inclusive, human-centered product and is looking for a Senior Backend Engineer to join their remote team on a contract basis.

In this role, you'll hit the ground running, taking charge of triaging, investigating, and resolving complex backend issues while optimizing systems for scale, reliability, and data integrity. You'll work in a mobile-first environment where engineers are expected to have a strong understanding of the product and collaborate closely with cross-functional teams.

We're looking for someone who can step into the team, get up to speed quickly, and contribute to architectural decisions and direction with a high degree of independence.

What you'll do

develop and deploy scalable and resilient backend systems utilizing NoSQL and event-driven technologies within cloud-first architectures
take charge of in-depth investigations across backend systems and provide clear pathways to resolution
optimize system performance to ensure reliability and availability
develop real-time features using WebSockets
collaborate with cross-functional teams, including product management and QA, to deliver high-quality features and enhancements

Hiring process

GT interview with Recruiter
GT technical interview
Client technical interview
Final interview
Reference check

About GT

GT is a global technology company headquartered in New York, USA. The company specializes in providing engineering and technology solutions across a range of industries, with a strong focus on data engineering, site reliability, and product management. GT operates at a significant scale, employing thousands of professionals worldwide and serving clients across multiple sectors.

In Spain, GT has established a growing presence, with offices in Madrid and Barcelona. The company is known for its collaborative, engineering-driven culture and actively recruits international talent. For international professionals, GT offers a dynamic environment with opportunities to work on cutting-edge projects, a commitment to professional development, and a multicultural workplace where English is commonly used.

Founded: 2015
Employees: 1,000–5,000
Headquarters: New York, USA
In Spain: Madrid, Barcelona

Good to know if you are moving

GT offers relocation support for international hires, including visa sponsorship and assistance with the relocation process.
The company has a strong commitment to diversity and inclusion, with a multicultural workforce.
GT provides a clear career progression path for engineers, with opportunities to move between different technology teams.
The company has a hybrid work model, allowing for flexible working arrangements.
GT's Spain offices are well-connected to the global organization, offering international exposure and collaboration.

In their own words

About the company & team

GT was founded in 2019 by a former Apple, Nest, and Google executive. GT's mission is to connect the world's best talent with product careers offered by high-growth companies in the UK, USA, Canada, Germany, and the Netherlands.

Founded in 2014 as a dating app, Feeld gathered millions of users in one place to create a safer and more inclusive space online for everyone open to experiencing people and relationships in a new way. Their mission is to elevate the human experience of sexuality and relationships and create a world where everyone is more intimately connected to each other and themselves.

The technology stack of the project: Node.js, NestJS, GraphQL/REST, TypeScript, AWS, DynamoDB, PostgreSQL, SQS, EventBridge, WebSockets.

You will work directly with a client through our Extended Team model. We try to do things differently and put our efforts into integrating you as deeply as possible into the client's team. You work with the same tools and technologies as they do and are managed directly by the client without any intermediary in between. We help you build relationships and create an environment where you genuinely feel like a member of the client's team. We also encourage trips to a client and joining teambuilding and after-work activities.

Our Extended Team model is focused on long-term projects that last over several years.

All open roles at GT