Source Job

Switzerland

  • Lead impactful engineering projects for scalable SaaS solutions.
  • Design and maintain distributed services, backend systems, and RESTful APIs.
  • Collaborate with product and engineering teams to deliver high-quality software.

Kotlin Java Spring Boot AWS Microservices

20 jobs similar to Back-end Engineer (Java/Kotlin)

Jobs ranked by similarity.

Global

  • Design, develop, and maintain backend services, APIs, and data integration layers that power key product features.
  • Author design documents and drive technical leadership across the domain to ensure scalable, reliable microservices.
  • Mentor junior and mid-level engineers while collaborating cross-functionally with global teams.

Tala is an AI-native credit infrastructure company that connects global capital to the global majority, using proprietary risk intelligence to power credit access at scale. The company has distributed over $9 billion to more than 14 million customers and has been recognized by Fortune, CNBC, and Forbes.

$88,425–$115,444/yr
North America

  • Build and ship features daily in a scalable, cross-geo distributed environment
  • Review code with best practices for readability, testing, documentation, reliability, security, and performance
  • Mentor teammates and share expertise in formal and informal sessions

Atlassian makes software products that help teams collaborate and unleash the potential of every team. With a global workforce and an open, collaborative culture, we're motivated by a common goal to empower all types of work.

$105,777–$138,098/yr
Canada

  • Drive large, complex projects autonomously from design to launch.
  • Tackle complex architecture challenges and lead code reviews across teams.
  • Mentor engineers and partner on company-wide initiatives as a Java expert.

Atlassian builds software products like Jira, Confluence, and Trello to help teams collaborate. With a culture focused on unleashing the potential of every team, Atlassians are empowered to choose where they work and value diversity and inclusion.

$107,500–$147,500/yr
US Unlimited PTO

  • Build scalable front-end and back-end services using Kotlin, Java, TypeScript, and React
  • Tackle distributed systems problems with modern cloud infrastructure like AWS and Kubernetes
  • Leverage AI tools to improve engineering efficiency and collaborate on product decisions

Smartsheet is a cloud-based work management platform empowering teams to manage projects and scale solutions. With over 20 years in business, the company fosters a collaborative, inclusive culture focused on innovation and meaningful work.

Brazil

  • Own SMB acquisition funnel services end to end, building high-throughput backend apps in Kotlin and Go.
  • Drive event-driven architecture and asynchronous messaging with Kafka, ensuring resilience.
  • Partner with Product, Marketing, and Sales to optimize conversion funnels and scale architecture.

Wellhub is a workplace wellness platform connecting employees to fitness, mindfulness, therapy, nutrition, and sleep via one subscription. Headquartered in NYC with a global team, it values wellbeing, collaboration, and diverse perspectives.

Brazil

  • Design, develop, and evolve backend microservices and APIs that power digital commerce and payment processing.
  • Own production support, monitoring, and incident resolution to ensure service stability and performance.
  • Collaborate with engineering teams and business stakeholders to shape technical priorities and promote code quality with responsible use of generative AI.

This company powers digital commerce, payment processing, and fraud prevention across Latin America. It operates with a remote, collaborative, and fast-paced engineering culture, emphasizing technical ownership and innovation.

Canada

  • Design, develop, and maintain RESTful APIs for seamless customer integration.
  • Proactively manage technical debt and optimize system architecture for stability and performance.
  • Participate in code reviews, knowledge sharing, and drive the full lifecycle of small feature development.

Megaport is the global leader in Network as a Service (NaaS), transforming the way businesses connect to the cloud, data centers, and each other. We're a publicly listed company with over 600 people across Asia-Pacific, Europe, and the Americas, and a culture that's collaborative, supportive, and fun.

$73,000–$98,550/yr
North America

  • Design, develop, and support scalable cloud services and modern web interfaces on AWS using microservices architecture.
  • Own the full feature lifecycle from design to production support while improving quality, security, and performance.
  • Mentor other developers through code reviews and knowledge sharing to foster continuous learning.

Intelerad provides medical imaging solutions that streamline workflows and help doctors deliver answers faster. With nearly 800 employees across four countries, it serves about 2,000 healthcare organizations worldwide and has earned Best in KLAS recognition.

Brazil

  • Design, build, and evolve high-performance Backend for Frontend services using Kotlin, orchestrating data from microservices.
  • Optimize API performance and latency with coroutines, caching, and resilience patterns to ensure secure, scalable integrations.
  • Collaborate with cross-functional teams, conduct code reviews, and mentor developers to strengthen engineering standards.

This technology partner builds high-performance backend services and digital solutions for web and mobile applications. They foster a collaborative, inclusive culture focused on innovation, professional development, and technical excellence.

$64,750–$94,750/yr
Poland

  • Break down projects into tasks and deliver them in phases with your team.
  • Partner with product, design, and analytics to build scalable backend systems.
  • Monitor metrics, support on-call, and contribute to code reviews.

Affirm exists to give people a clear, predictable way to pay over time, with no hidden fees. It is a remote-first company that cares about employee well-being through comprehensive benefits and an inclusive culture.

$150,300–$196,225/yr
US

  • Build REST APIs that power core customer experiences.
  • Configure monitoring for backend services.
  • Build CICD pipelines and develop integrations with the content management system.

Atlassian develops collaboration software for teams worldwide. With thousands of employees, the company fosters an inclusive culture and offers flexible work arrangements.

Poland

  • Build and maintain backend services and APIs that power core parts of the Justride platform.
  • Contribute to designing scalable, secure, and resilient distributed systems.
  • Collaborate with cross-functional teams to take features from idea to production.

Masabi builds fare collection platforms for public transport via mobile, ticket machines, or bank cards. Its Justride platform is used in over 250 locations globally, with a culture of openness and innovation.

India

  • Build and maintain highly scalable, distributed systems with a focus on reliability and performance.
  • Design, develop, test, and deploy Flex platform services on AWS following microservices architecture.
  • Own services end-to-end, respond to incidents, and drive root cause analyses while collaborating with cross-functional teams.

Twilio shapes the future of communications by delivering innovative solutions to hundreds of thousands of businesses, empowering millions of developers worldwide to craft personalized customer experiences. The company is remote-first with a strong culture of connection and global inclusion, offering a vibrant team environment.

$121,000–$200,000/yr
US

  • Design, develop, and deploy scalable backend systems to power the Fanatics App.
  • Build features, participate in code reviews, and help define architecture and best practices.
  • Work closely with product and platform teams to deliver a seamless sports fan experience.

Fanatics is building a leading global digital sports platform, enabling fans to buy, collect, and bet across its commerce, collectibles, and betting divisions. With over 22,000 employees, the company focuses on relentlessly enhancing the fan experience and delighting sports fans worldwide.

$149,400–$235,000/yr
US

  • Drive large, complex projects autonomously, from technical design to launch.
  • Tackle complex architecture challenges and apply architectural standards to new projects.
  • Lead code reviews and documentation, and mentor junior engineers.

Atlassian is a software company that creates collaboration tools for teams, including Jira and Confluence. With a global workforce and a culture focused on unleashing the potential of every team, Atlassians value flexibility, diversity, and continuous improvement.

UK Unlimited PTO

  • Design, develop, and launch backend systems and APIs at scale using Python or Kotlin.
  • Collaborate with product, design, and analytics to break down projects and deliver timely solutions.
  • Support operations by creating metrics, monitoring, and participating in on-call efforts.

Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without hidden fees. We are a remote-first company with a culture of transparency, flexibility, and inclusion.

Canada Unlimited PTO

  • Break down larger projects into individual tasks and deliver them in phases while collaborating with your team.
  • Partner with product, design, and analytics to articulate technical constraints, assess trade-offs, and shape decisions.
  • Support system availability by creating and monitoring metrics, escalating issues, and participating in on-call efforts.

Affirm is a financial technology company offering point-of-sale installment loans and payment solutions that let consumers pay over time predictably. It is a publicly traded, remote-first company with a global engineering team and a culture centered on transparency, customer trust, and flexibility.

Brazil

  • Develop and maintain backend services using Kotlin and Java for digital banking products.
  • Collaborate with multidisciplinary teams throughout the full software development lifecycle.
  • Apply best practices like TDD, DDD, Clean Code, and Hexagonal Architecture.

A technology company developing and maintaining backend services for one of Brazil's largest banking institutions. It operates a collaborative, remote-first environment focused on modern technologies, technical excellence, and continuous learning.

UK

  • Design, build and maintain scalable, secure and resilient backend systems using modern Java and the Spring ecosystem.
  • Lead technical design, mentor engineers, and champion engineering excellence through clean code, testing, and automation.
  • Collaborate with cross-functional teams to deliver high-quality software that creates measurable business impact.

CreateFuture is an AI-native consulting partner that builds digital products and services for organisations including PayPal, adidas, NatWest, FanDuel and Money Saving Expert. The company has scaled to over 600 people and is a Great Place to Work-Certified organisation with a strong focus on culture, craft, and quality.

$78,840–$117,720/yr
Spain Unlimited PTO

  • Break down complex projects into tasks and deliver them in phases with your team.
  • Collaborate with product, design, and analytics to build scalable card experiences.
  • Support operations and on-call efforts, improving system reliability and availability.

Affirm is a financial technology company that offers clear, predictable pay-over-time solutions with no hidden fees. It is a remote-first company with a collaborative culture focused on transparency, flexibility, and employee well-being through comprehensive benefits.