Source Job

Europe

  • Ship code that powers thousands of drivers every single day across multiple countries
  • Build lightning-fast, serverless architectures on AWS that scale effortlessly
  • Own the entire backend infrastructure – this isn't just writing code, it's shaping the foundation of our platform

Java Kotlin AWS REST APIs Terraform

20 jobs similar to JAVA BACKEND DEVELOPER (M/F/D)

Jobs ranked by similarity.

Europe

  • Contribute to a full life-cycle of the product (including problem discovery, prototyping, design, implementation, and measuring adoption)
  • Build services with Java / Node.js (Express, Nest.js) on top of Kubernetes/AWS/GCP infrastructure
  • Build developer-friendly RESTful APIs

SmartRecruiters is a global leader in enterprise recruitment software, offering a cloud-based global Hiring Success platform that allows teams to attract, select, and hire the best talent. They are a values-driven, global-minded, and well-funded tech company with a collaborative, diverse, and remote-friendly work environment.

$100,000–$135,000/yr
US

  • Design and develop scalable backend services using Java and modern frameworks within a cloud-based environment.
  • Build and maintain APIs and microservices supporting enterprise notification and communication workflows.
  • Collaborate with frontend engineers, designers, and product teams to deliver accessible, user-focused solutions.

Oddball believes the best products are built when companies understand and value their work. The company values learning, growth, and making a big impact, aiming to improve lives by delivering quality software to the federal space.

Europe

  • Design, develop, and optimize scalable shared backend services using Java and serverless technologies (AWS Lambda)
  • Design / implement RESTful APIs and event-driven systems
  • Contribute to the development of user-facing frontend components as needed. Optimize existing services for improved performance and cost-efficiency

Turnitin partners with educational institutions to promote honesty, consistency, and fairness across all subject areas. They have over 16,000 academic institutions, publishers, and corporations using their services and offices in multiple countries.

Europe

  • Design and lead the development of backend services in a Microservice Architecture
  • Own architectural decisions with a focus on scalability, reliability, and performance
  • Integrate AI-driven capabilities where they add product value

ApyHub empowers employees and encourages them to identify and propose ideas and solutions to drive the company forward. They allow employees the freedom to meet expectations in the way they think is best, working hard to scale their culture and core values.

Global

  • Drive improvements to our OpenSearch and Thanos infrastructure.
  • Design, build, and maintain backend services for high-performance data ingestion and storage
  • Operate and scale services across AWS (EC2, EKS, ECR)

They are looking for a software engineer who tackles big, unsolved problems head-on, researching, experimenting, and iterating until they crack it. The data pipeline is the backbone of everything they build and is pushing the boundaries of ingestion throughput, query performance, and storage efficiency.

$120,000–$150,000/yr
US 4w PTO

  • Design, build, and maintain high-quality, scalable Java-based services and components.
  • Contribute across the full product lifecycle: architecture, implementation, deployment, monitoring, and iteration.
  • Collaborate with product, design, and cross-functional engineering teams to translate requirements into reliable, patient-facing software.

DrFirst empowers providers and patients to achieve better health through intelligent medication management. We improve healthcare workflows and help patients start and stay on therapy with end-to-end solutions. They have over 420,000 prescribers, 71,000 pharmacies, 270 EHRs and health information systems, and over 2,000 hospitals in the U.S.

Germany

  • Define and drive the long-term technical roadmap for the Client Technology Tribe.
  • Lead the design of complex, cross-cutting distributed systems and ensure our microservices architecture remains resilient.
  • Mentor Senior Engineers, fostering a culture of continuous learning, technical rigor, and engineering excellence across multiple teams.

Scalable Capital is a leading digital investment and banking platform with a full banking licence, empowering people across Europe to shape their own finances. They employ over 700 people across Munich, Berlin, Vienna, Milan, and London and are working on a new generation of financial services.

Europe

  • Design, develop, test and deploy features.
  • Participate in code reviews.
  • Troubleshoot/determine resolution for issues.

Twilio is shaping the future of communications. They deliver innovative solutions to hundreds of thousands of businesses and empower millions of developers worldwide. They have a strong culture of connection and global inclusion and value diverse experiences.

$146,200–$215,000/yr
US Unlimited PTO

  • Implementing backend systems that support all business features.
  • Designing, developing, testing, and scaling systems for great user and partner experiences.
  • Working with product, design and engineering peers to solve user problems around rent payment.

Flex is a FinTech company creating the best rent payment experience, enabling users to pay rent throughout the month on a schedule that fits their finances. They aim to empower renters with flexibility over their most significant recurring expense and are backed by unprecedented investor support and an enthusiastic user base.

$130,000–$170,000/yr
US

  • Develop and maintain backend services of our EV platform, ensuring seamless component integration.
  • Integrate with third-party APIs to implement external services, enhancing OEM partners and other external solutions.
  • Develop services to interact with connected vehicles at scale and maintain front end web apps for UIs.

EnergyHub empowers utilities and their customers to create a clean, distributed energy future. Their platform helps consumers turn smart thermostats, EVs, and other products into virtual power plants, partnering with leading IoT companies to provide energy and cost savings.

$69,622–$106,338/yr
Canada

  • Design, build, and maintain Java-based backend services.
  • Modernize legacy Java applications and refactor outdated patterns.
  • Implement and operate high-volume event- and batch-driven processing pipelines.

Applied Systems transforms the insurance industry with innovative software and services. They have 40+ years of experience and a culture built on values.

Europe

  • Develop and maintain Back-End functionalities using Python and AWS services.
  • Build and optimize serverless functions (Lambda) and integrate endpoints via API Gateway.
  • Collaborate with the Front-End team to ensure proper API integration and contribute to architectural improvements.

Inetum is a European leader in digital services, with a team of 27,000 consultants and specialists. They strive to make a digital impact for businesses, public sector entities, and society by providing solutions that contribute to their clients’ performance, innovation, and the common good.

$123,586–$174,043/yr
Europe

  • Break down larger projects into individual tasks and deliver them in multiple phases.
  • Support peers and stakeholders in the product development lifecycle.
  • Contribute to a sense of community by engaging in growth and development activities.

Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest. They are a remote-first company that values its employees by offering competitive benefits.

Brazil

  • Design, develop, and maintain backend services using Golang for the Seller Management platform.
  • Build event-driven, scalable, and resilient systems that support complex financial workflows.
  • Participate in technical discussions, architecture decisions, and solution design.

Pismo, founded in 2016 and acquired by Visa in 2024, provides a comprehensive processing platform for banking, card issuing, and financial market infrastructure. With over 500 employees in 10+ countries, it helps customers innovate and build the next generation of banking and payment solutions, leveraging Visa’s solutions.

Europe

  • Design, develop and maintain scalable solutions in Python leveraging AWS Serverless components
  • Balance fast iteration with robust testing and documentation
  • Collaborate with other engineers, designers and product leaders in a fully remote, high-performing team

Push Security is on a mission to defend organizations where work and attacks happen in the browser. Built by world-class red and blue team experts, Push gives defenders the real-time visibility and control needed to stop modern threats and is a fast-scaling startup.

Europe

  • Ensure robustness, availability, and security in software development.
  • Lead technical vision and implement frameworks for feature development.
  • Optimize services across infrastructure, platform, and software layers.

Ticketmaster, a part of Live Nation Entertainment, connects people around the world to live events. It's the world’s largest ticket marketplace and provides enterprise tools and services for the live entertainment business, driven by an inspiring and diverse culture.

South Africa

  • Design, develop and deploy cloud-based applications, microservices, integrations, and re-usable components.
  • Develop applications/web services and cloud native apps using NodeJS, Javascript, REST API and other tech stacks.
  • Optimize performance and maintain code quality through testing, reviews, and best practices.

Jobgether connects job seekers and companies through AI-powered matching. They focus on quickly and fairly reviewing applications based on core requirements.

Europe

  • You work in a cross-functional team with a Product Owner, UX designer, Scrum Master and 3-4 developer colleagues to make Lexware Office better every day.
  • You are involved in the development process from the start and have the opportunity to contribute to the conception of new features.
  • You make all decisions regarding technical implementation together with your team colleagues, ensuring robust code quality and stable operation for our customers.

Lexware develops commercial software solutions for self-employed people and small businesses, making them the market leader in Germany. With their business solutions, networks and corporate knowledge for accounting, payroll, taxes and finances, they support their customers.

Global

  • Build and maintain plugins that connect our platform with external systems, APIs, and databases.
  • Develop and implement custom plugins for our customers to integrate their systems with Kestra.
  • Perform thorough testing of integration solutions to identify and resolve issues promptly.

Kestra's mission is to make orchestration and automation simpler. They are an open-source platform that helps teams manage complex workflows, and are looking for engineers to help them take things to the next level.

Global

  • Building new features and integrating them with existing codebase
  • Focusing on solution quality and user experience
  • Taking part in planning/building scope of work based on requirements specified

Software Mind develops impactful solutions for companies globally, including tech giants and unicorns. They foster a culture of openness, respect, grit, and enjoyment, building cross-functional engineering teams that value ownership and passion.