Leaf Logistics

Java Backend Developer

Leaf Logistics published 17 days ago


Mid-Level, Senior, Lead, Full-time

– No office location

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Posted 17 days ago

About this job

Job type: Full-time
Experience level: Mid-Level, Senior, Lead
Role: Backend Developer
Industry: Data & Analytics, Financial Technology, Logistics and Supply Chain
Company size: 11–50 people
Company type: VC Funded


Job description

As a Back End Engineer, you will work closely together with architects and engineers to advance the development of our modern, micro-services based platform, and deliver exciting new product features to our customers. You will contribute to the architectural and infrastructural design of our applications, and leverage your experience to optimize services for performance, scalability, and security. The role will challenge you to work in a highly agile environment, address strategic and implementational topics, and work on various parts of the application stack, including the core trading services and matching engine.


  • Build high-quality, scalable, and resilient applications and (web) services that support Leaf’s trading and analytics platform
  • Contribute to the architectural and infrastructural design of the platform and its components
  • Support planning of tasks using technical and functional expertise
  • Support leadership in establishing, documenting, and enforcing technology standards, best practices and approaches to be leveraged by the engineering team
  • Mentor and support other team members through code reviews and continuous feedback
  • Take initiative to research, troubleshoot and resolve bugs and issues as they arise
  • Be a flexible team player, stepping into a variety of roles, as needed


  •  4+ years experience in development back ends with Java 8, incl. features like Streams, Serialization, Multi-Threading, Annotations
  • Advanced knowledge of Spring/Spring Boot and ORM frameworks like Hibernate, JPA
  • Strong experience in designing and developing modern, distributed, microservices-based applications with RESTful APIs, with particular attention to security, scalability, availability, and performance
  • Profound understanding of object oriented programming and design patterns
  • Strong experience in relational database design and development (preferably with PostgreSQL) and understanding of NoSQL databases and in-memory stores (e.g. Redis, DynamoDB, Hadoop)
  • Experience working with event/message based communication platforms such as Kafka, ActiveMQ etc
  • Working proficiency in build and development tools (e.g. Gradle, Jenkins, SonarQube)
  • Experience with test frameworks (e.g. jUnit, Mockito)
  • Preferred: Knowledge in cloud technologies/infrastructure (esp. AWS)
  • Preferred: Prior experience in designing and developing financial systems (e.g. trading, risk, or compliance systems) and/or logistics systems
  • Preferred: Experience with other languages, such as Python
  • Preferred: Experience in front end development using modern JavaScript frameworks like React/Redux, Angular, Knockout, Ember, etc.
  • Strong analytical, project leadership and communication skills
  • Ability to work both self-directed and collaboratively to deliver results in a fast paced, startup environment
  • Unbelievably positive attitude, sense of humor and/or thick skin
  • Consummate team player, able to wear multiple hats, and assist team members when needed

Life at Leaf Logistics

About Leaf Logistics

Leaf is a fast-paced, early stage startup focused on transforming the way B2B transportation is bought and sold. Leaf’s digital platform allows buyers and sellers to execute binding, enforceable contracts. Automated opportunity analytics allow members to quickly identify the best fits in their portfolio for digital Leaf Forward contracts. Proprietary matching and rating algorithms ensure buyers and sellers align on critical service and performance requirements. Smart, standardized contracts and active monitoring through execution ensure contractual obligations are honored. And if either counterparty’s needs change, Leaf's trading platform provides the liquidity to close out positions.

The engineering team

We are a diverse, distributed, and highly motivated team of engineers, working closely together with other teams of the company to advance the development of our modern, microservices-based analytics and trading platform, and to deliver exciting new product features to our customers.

The way we work together as a team is based on three principles - transparency, trust, and ownership. To spark creativity and solve hard problems, we

  • challenge ourselves to think and act like product owners, not just code owners,
  • are passionate to share our work, knowledge, and learnings with the team,
  • believe in working in small and agile teams, and
  • are happy to both give and take on responsibility.

As a new member to our growing team, there will be plenty of opportunities for you to dive into exciting projects, work on core services and functionality of our platform, and grow quickly with the team.


  • A competitive compensation package
  • Ability to work remotely
  • Flexible working hours
  • Opportunities to shape a growing team and take on responsibility
  • Your primary work tool
Learn more about Leaf Logistics
Java Backend Developer at Leaf Logistics