Backend Engineer
2 weken geleden
Want to put your job search on autopilot? Join our platform, complete a 6-minute AI screening interview, and get auto-applied to 100s of high-paying roles. Als uw vaardigheden, ervaring en kwalificaties overeenkomen met die in dit functieoverzicht, stel uw sollicitatie dan niet uit. Sign up now at and let the opportunities come to you. ____________________________________________________________ The Role We are seeking an experienced Backend Engineer who is excited to build the technical backbone of a new generation travel platform. You’ll work with Java and Spring Boot to design and implement scalable, resilient backend services, and use databases like MySQL, MongoDB, and ElasticSearch to power search, personalization, and booking flows. Familiarity with Linux systems, AWS, and microservices architecture will help you ship reliable systems at scale. Core Responsibilities Design, develop, and scale backend systems using Java and Spring Boot. Create low-latency search infrastructure (ElasticSearch, caching, query optimization). Build and maintain supplier integrations across hotels, chains, and experiences, ensuring stability and fault tolerance. Implement real-time personalization and ranking logic to improve customer discovery and booking conversion. Enable AI-powered experiences by building APIs, data pipelines, and scalable systems that support recommendations, personalization, and conversational interfaces. Develop and maintain database schemas, queries, and stored procedures (MySQL, MongoDB, ElasticSearch). Deploy and optimize services on Linux and AWS environments (EC2, S3, RDS, Lambda, API Gateway). Implement and evolve microservices architecture; design APIs for communication between services. Monitor backend systems in production, troubleshoot issues, and deliver timely fixes. Collaborate with product, growth, and engineering peers to translate customer needs into backend solutions. Participate in code reviews, debugging, and documentation to ensure quality and maintainability. Stay current with new backend and AI technologies, bringing forward ideas for innovation and scale. Candidate Requirements Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field. 2–5 years of backend development experience with Java and Spring Boot. Strong knowledge of relational and NoSQL databases (MySQL, MongoDB) and ability to design efficient schemas, queries, and stored procedures. Familiarity with ElasticSearch and interest in building low-latency search systems. Hands-on experience with Linux systems and deploying/maintaining backend services in production. Experience with AWS services (EC2, S3, RDS, Lambda, API Gateway) and cloud-native deployments. Understanding of microservices architecture and proven experience designing and implementing APIs for service communication. Strong problem-solving and analytical skills with a focus on scalability, reliability, and performance. Excitement to work in an AI-first company, building systems that power personalization, recommendations, and AI-driven experiences at scale. Excellent communication skills and the ability to collaborate effectively across product, growth, and engineering teams. ____________________________________________________________ Want to put your job search on autopilot? xbpjoel Join our platform, complete a 6-minute AI screening interview, and get auto-applied to 100s of high-paying roles. Sign up now at and let the opportunities come to you.
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Backend Engineer
2 weken geleden
Nederland Calyptus VoltijdWant to put your job search on autopilot? Join our platform, complete a 6-minute AI screening interview, and get auto-applied to 100s of high-paying roles. Sign up now at and let the opportunities come to you. ____________________________________________________________ The Role We are seeking an experienced Backend Engineer who is excited to build the...
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Backend Engineer
1 week geleden
Nederland Calyptus VoltijdWant to put your job search on autopilot? Join our platform, complete a 6-minute AI screening interview, and get auto-applied to 100s of high-paying roles. Sign up now at and let the opportunities come to you. ____________________________________________________________ The Role We are seeking an experienced Backend Engineer who is excited to build the...
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Senior Backend Engineer
1 week geleden
Nederland Lumenalta VoltijdWhat We're Working On At Lumenalta, we partner with global enterprises to build and scale high-impact digital products. Our engineering teams work on complex, production-grade systems that power real-world experiences for millions of users. Heeft u wat nodig is om te slagen? De volgende informatie dient door alle kandidaten zorgvuldig gelezen te worden. What...
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Senior Backend Engineer
1 week geleden
Nederland Lumenalta VoltijdOur engineering teams work on complex, production-grade systems that power real-world experiences for millions of users. Design, build, and maintain scalable backend systems using Python, GraphQL, and AWS services Implement microservices that interact with distributed systems and cloud infrastructure Collaborate with front-end developers, product...
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Senior Backend Engineer
1 week geleden
Nederland DualEntry VoltijdTL;DR Elite team of BE engineers building complex AI accounting & fintech product Huge momentum, growing fast, huge product & AI roadmap High-speed development - one of the fastest teams on the planet Comp: $110k-$175k USD base + $50k USD equity ($155k-$225k USD total) We just raised a $90M Series A in October from Lightspeed, Khosla, Google Ventures Remote...
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Intermediate Backend Engineer
2 weken geleden
Nederland GitLab VoltijdGitLab is an open-core software company that develops the most comprehensive AI-powered DevSecOps Platform , used by more than 100,000 organizations. Our mission is to enable everyone to contribute to and co-create the software that powers our world. When everyone can contribute, consumers become contributors, significantly accelerating human progress. Our...
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Medior/Senior Backend Software Engineer
2 weken geleden
Gustav Mahlerlaan , LA Amsterdam, Nederland Deloitte Netherlands Voltijd € 80.000 - € 120.000 per jaarBeschrijving van het bedrijf Ontwikkel baanbrekende software in een vooruitstrevend, enthousiast en getalenteerd team. Bij Deloitte. FunctieomschrijvingJe maakt gebruik van Java-gebaseerde technologieën (Spring en Hibernate) om de backend van de applicatie verder te ontwikkelen.Je schrijft hoogwaardige code, begrijpt de interactie tussen verschillende...
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Backend Developer.
2 weken geleden
Nederland GitLab VoltijdGitLab is an open-core software company that develops the most comprehensive AI-powered DevSecOps Platform , used by more than 100,000 organizations. Our mission is to enable everyone to contribute to and co-create the software that powers our world. Our platform unites teams and organizations, breaking down barriers and redefining what's possible in...
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Senior Full Stack Engineer
6 dagen geleden
Nederland DoiT VoltijdLocation Als u iets meer wilt weten over deze vacature, of overweegt te solliciteren, lees dan de volgende vacature-informatie. Our Senior Full Stack Engineer will be an integral part of our Engineering teams in EMEA. This role is based remotely as a full-time employee in the UK, Ireland, Estonia, Netherlands, Sweden, Israel. We are also open to contractors...
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Intermediate Backend Engineer
2 weken geleden
Nederland GitLab VoltijdGitLab is an open-core software company that develops the most comprehensive AI-powered DevSecOps Platform , used by more than 100,000 organizations. Our mission is to enable everyone to contribute to and co-create the software that powers our world. When everyone can contribute, consumers become contributors, significantly accelerating human progress. Our...
