Location: United_States , Posted on: January 5, 2022

Position: Sr. Java Developer

Launch an exciting career in Information Technology (IT) with Mastech InfoTrellis! We are looking for Java Developers (Junior, Intermediate, Senior) for our Big Data, MDM, and Analytics practices who will work on various development and production support projects for our Fortune 500 clients, in Toronto & Singapore.

You will receive training, mentorship and obtain company paid certifications in cutting-edge technologies along your career path!

Advancement opportunities within the company are granted to those showing leadership, drive, initiative, and loyalty.


  • Work closely with Business Analysts, Solution Architects and ETL resources to implement best-of-class solutions
  • Actively participate in business requirements sessions, design, review and test case review meetings
  • Create release documents and help build and deploy code across servers
  • Create low level design documents and unit test cases
  • Develop high quality mappings/jobs and perform unit tests
  • Debug critical technical issues and provide prompt resolutions
  • Highlight technical issues and challenges and propose creative solutions to clients and senior management

Mandatory Requirements:

  • 4+ years of software foundational development experience (abstraction layer, development tools, database systems, backend development)
  • Good knowledge of patterns (Creational, Structural, Behavioral)
  • Deep programming in language knowledge – Go or Java.
  • Entry-level language experience (Assembly, C, C++) is a plus.
  • Experience in developing and working with REST APIs
  • Solid Data Structure experience, modeling, design (preferred non-relational)
  • Knowledge and understanding of relational and no-SQL databases; including Graph Databases such as Neo4j, ArangoDB (preferred)
  • Experience with containerization technologies such as Docker, Kubernetes, Red Hat OpenShift
  • Experience with Cloud platform (e.g. AWS, Azure, etc.)
  • Technical System Design experience. Understanding of microservice architecture, component design, object oriented programming and design patterns, authentication and security practices
  • Ability to develop unit testing of code components or complete applications.
  • Experience of Software Development Lifecycle (Dev Ops) and agile Development Practices. Experience with a development tool company will be preferred.
  • Contributes to Open-Source Projects
  • The desire to work in a fast-paced environment
  • Good communication skills, both verbally and in writing

Company Description:

Mastech InfoTrellis, is a subsidiary of Mastech Digital. We are a premier Data & Analytics Company helping customers realize the full value of their Enterprise Data Assets through the use of our expertise in Master Data Management, Enterprise Data Integration and Big Data Technologies. Services provided cover all aspects of the Information Management lifecycle, ranging from evaluating clients’ needs, capturing detailed business and technical requirements, vendor selection, design, implementation, testing, deployment, and training. Mastech InfoTrellis continues to innovate to offer advanced solutions which deliver Enterprise Customer 360 and Self Service Analytics using Structured, Unstructured, Internal and External Data Assets for several Fortune 500 companies including Lowe’s USA, Dell Inc., JC Penney, Express Scripts, and Ford among others. Mastech InfoTrellis continues to seek the best talent available in the market to enhance our Delivery capabilities.

Job Summary

  • City: N/A
  • Address: N/A
  • Work Hours/Week: 10
  • Work Environment: Remote
  • Employment Type: Full-Time
  • Career Level: Experienced
  • Pay Type: N/A
  • Required Travel(%): N/A
  • Exempt/Non-Exempt: N/A
  • People Manager: N/A
  • Application Deadline: N/A
  • Platform: Technology
  • Req ID: #job6


Our core values

Ambition– We’ve come this far carrying big visions, and with them, we’ve built a team of ambitious individuals who never cease to find new ways to improve data practices.
Innovation – Our mantra is to innovate and modernize products and services constantly. By continuously experimenting, we have improved systems that bring efficiency at scale.
Success-driven – Our projects begin with success as the goal post. We work, collaborate, and implement strategies that derive positive outcomes and settle for nothing less.
Data-first – Data is our religion. Our united effort is to take data management, data science, and data analytics up a notch by implementing best-in-class strategies.

Our core values