CoinMarketCap Logo

CoinMarketCap

Java Engineer - Contractor

Posted 13 Days Ago
In-Office or Remote
Hiring Remotely in Canada
Senior level
In-Office or Remote
Hiring Remotely in Canada
Senior level
Design, build, and maintain efficient, reusable Java backend systems; translate business requirements into applications; optimize performance and stability; review and test code for quality and security; identify and fix bottlenecks and bugs; maintain code quality and system responsiveness.
The summary above was generated by AI
Company Description
POWERING CRYPTO WITH DATA
CoinMarketCap is the world’s most trusted and accurate source of data for cryptocurrencies. Used by millions of individuals, organizations, and exchanges, CoinMarketCap brings the most up-to-date market capitalizations, pricing, and cryptocurrency information to our users.
Pulling data from multiple exchanges and combining our robust research allows us to provide the most realistic representation of each cryptocurrency. As we grow, we will continue to provide access to our data wherever, whenever, and however is most helpful to our users.
CREATING AN OPEN WORLD
Our mission is to be the world’s authority on cryptocurrency data. We believe in an open and decentralized world, where we play a pivotal role in powering decisions and insights to drive greater understanding and adoption of cryptocurrencies. We want to achieve this mission with people who truly believe in the value and potential of empowering individuals.

Job Description
1. Independently investigate and design relatively complex systems
2. Optimize system performance and ensure the stability of system services
3. Translate business requirements and use cases into functional applications
4. Design, build, and maintain efficient, reusable, and reliable Java code
5. Review, test, and verify code for adherence to quality and security standards
6. Ensure the best possible performance, quality, and responsiveness of the applications
7. Identify bottlenecks and bugs, and devise solutions to these problems
8. Help maintain code quality and organization

Qualifications
1. 8+ years of Online troubleshooting experience with full lifecycle of project development for Java applications from similar industry 
2. Understand the underlying principles of commonly used middleware
3. Familiar with Redis/MongoDB/MySQL/Kafka/xxl-job/K8s/SpringBoot/localCache/Prometheus
4. Strong skills in core Java, server-side Java technologies, and Spring frameworks 
5. Extensive experience in software design, architecture, development integration 
6. Solid knowledge of event processing models, multi-threading, enterprise integration pattern, Web Service and REST 
7. Experience in Reactor and Microservice would be an added value
8. Basic or Fluent English level

Similar Jobs

2 Hours Ago
Easy Apply
Remote
2 Locations
Easy Apply
Senior level
Senior level
Artificial Intelligence • Enterprise Web • Software • Design • Generative AI
Partner with account managers to assess and scale agency technical capabilities, design enablement pathways, build demos, validate partner-sourced enterprise opportunities, and create reusable playbooks and training to ensure scalable Webflow solutions.
Top Skills: APIsCSSHTMLJavaScriptWebflow
3 Hours Ago
Remote
Canada
Entry level
Entry level
Healthtech • Social Impact • Telehealth
Serve as the first point of contact for older adults and caregivers, guiding intake, coordinating care and therapist matching, documenting in EHR/CRM, and providing empathetic support through the enrollment process.
Top Skills: Google WorkspaceHealthieHubspot
3 Hours Ago
Remote
Canada
Entry level
Entry level
Healthtech • Social Impact • Telehealth
Serve as the first point of contact for older adults and caregivers, guiding them through intake, matching them with therapists, coordinating care steps, and providing empathetic support while using EHR/CRM tools to track progress and communication.
Top Skills: CRMEhrGoogle WorkspaceHealthieHubspot

What you need to know about the Montreal Tech Scene

With roots dating back to 1642, Montreal is often recognized for its French-inspired architecture and cobblestone streets lined with traditional shops and cafés. But what truly sets the city apart is how it blends its rich tradition with a modern edge, reflected in its evolving skyline and fast-growing tech industry. According to economic promotion agency Montréal International, the city ranks among the top in North America to invest in artificial intelligence, making it le spot idéal for job seekers who want the best of both worlds.

Key Facts About Montreal Tech

  • Number of Tech Workers: 255,000+ (2024, Tourisme Montréal)
  • Major Tech Employers: SAP, Google, Microsoft, Cisco
  • Key Industries: Artificial intelligence, machine learning, cybersecurity, cloud computing, web development
  • Funding Landscape: $1.47 billion in venture capital funding in 2024 (BetaKit)
  • Notable Investors: CIBC Innovation Banking, BDC Capital, Investissement Québec, Fonds de solidarité FTQ
  • Research Centers and Universities: McGill University, Université de Montréal, Concordia University, Mila Quebec, ÉTS Montréal

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account