{"id":3210,"date":"2026-04-16T00:00:00","date_gmt":"2026-04-16T00:00:00","guid":{"rendered":"https:\/\/wannaflex.nl\/senior-backend-developer-java-microservices-rest-api-amsterdam-area\/"},"modified":"2026-04-16T14:31:11","modified_gmt":"2026-04-16T14:31:11","slug":"senior-backend-developer-java-microservices-rest-api-amsterdam-area","status":"publish","type":"post","link":"https:\/\/wannaflex.nl\/en\/senior-backend-developer-java-microservices-rest-api-amsterdam-area\/","title":{"rendered":"Senior Backend Developer \u2013 Java \/ Microservices \/ Rest API"},"content":{"rendered":"<h4 class=\"cx_h4 cx2_introduction\">Introduction<\/h4>\n<div class=\"cx2_introduction\"><p>Do you get energy from building robust, high-performance backend services? Do you combine strong Java and Spring Boot expertise with a clear sense of clean code and system design? Then read on:<\/p><\/div>\n\r\n<!--more-->\r\n<h4 class=\"cx_h4 cx2_organization\">Organization<\/h4>\n<div class=\"cx2_organization\"><p>You&#8217;ll be working at an international organisation in the logistics sector. The environment is technically mature, Kafka- and microservice-based, and the engineering bar is high. You&#8217;ll join a senior engineering team that values clean code, ownership and clear communication. Working language is English.<\/p><\/div>\n\r\n<h4 class=\"cx_h4 cx2_function\">Function<\/h4>\n<div class=\"cx2_function\"><p>As Senior Backend Developer you take ownership of the services you build. You design, develop and maintain production-grade microservices, deliver clean and testable code and contribute actively to architectural decisions. You work closely with fellow backend developers and QA engineers to keep quality high and delivery fast.<\/p> <p>Beyond shipping code, you lift the team. You share knowledge, review work constructively and help less senior colleagues grow. When a business question lands on the team, you take initiative to translate it into a technical plan.<\/p><\/div>\n\r\n<h4 class=\"cx_h4 cx2_requirements\">Requirements<\/h4>\n<div class=\"cx2_requirements\"><ul> <li style=\"text-align: left\">Strong senior-level experience in Java (JDK 17+) with Spring Boot<\/li> <li style=\"text-align: left\">Proven track record building and maintaining microservices in production<\/li> <li style=\"text-align: left\">Comfortable with Docker\/Kubernetes and Kafka<\/li> <li style=\"text-align: left\">Experience contributing to CI\/CD pipelines (GitHub Actions is a plus)<\/li> <li style=\"text-align: left\">REST API design and implementation<\/li> <li style=\"text-align: left\">Seniority in communication: you explain your thinking, ask the right questions and give clear updates<\/li> <\/ul> <p style=\"text-align: left\">Nice to have: cloud platform experience, observability tooling, Angular\/TypeScript exposure.<\/p><\/div>\n\r\n<h4 class=\"cx_h4 cx2_offer\">Offer<\/h4>\n<div class=\"cx2_offer\"><ul> <li>Start: as soon as possible<\/li> <li>Duration: 6 months with the intention to extend<\/li> <li>Hours: 32 &ndash; 40 hours per week<\/li> <li>Rate: to be discussed<\/li> <li>Location: hybrid<\/li> <\/ul><\/div>\n\r\n\r\n<h4 class=\"cx_h4 cx2_application\">Application<\/h4>\n<div class=\"cx2_application\"><p>Does this job sound like the perfect challenge? Or would you like to hear more about this opportunity? Please contact me. Call Blairi Schermer on +31 6 22983843 or send an email to b.schermer@wannaflex.nl.<\/p> <p>(reageren in het Nederlands is toegestaan)<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<h4 class=\"cx_h4 cx2_introduction\">Introduction<\/h4>\n<div class=\"cx2_introduction\"><p>Do you get energy from building robust, high-performance backend services? Do you combine strong Java and Spring Boot expertise with a clear sense of clean code and system design? Then read on:<\/p><\/div>","protected":false},"author":28,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[9531,9530,9527],"tags":[234,36,8,9],"class_list":["post-3210","post","type-post","status-publish","format-standard","hentry","category-back-end-developer-development-publications","category-development-publications","category-publications","tag-amsterdam-area","tag-development","tag-nederland","tag-noord-holland","functiongroups-development","functions-back-end-developer","sector-logistiek-en-transport","worklocation-amsterdam-area-2","region-noord-holland-2","country-nederland-2","procedure-freelance","business-line-standaard-2","employment-contract-interim-2","hours-per-week-40-2","pubid-list-10237"],"acf":[],"_links":{"self":[{"href":"https:\/\/wannaflex.nl\/en\/wp-json\/wp\/v2\/posts\/3210","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wannaflex.nl\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wannaflex.nl\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wannaflex.nl\/en\/wp-json\/wp\/v2\/users\/28"}],"replies":[{"embeddable":true,"href":"https:\/\/wannaflex.nl\/en\/wp-json\/wp\/v2\/comments?post=3210"}],"version-history":[{"count":0,"href":"https:\/\/wannaflex.nl\/en\/wp-json\/wp\/v2\/posts\/3210\/revisions"}],"wp:attachment":[{"href":"https:\/\/wannaflex.nl\/en\/wp-json\/wp\/v2\/media?parent=3210"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wannaflex.nl\/en\/wp-json\/wp\/v2\/categories?post=3210"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wannaflex.nl\/en\/wp-json\/wp\/v2\/tags?post=3210"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}