Senior Developer

Senior Developer

Trillium Professional is now seeking a Senior Developer in Everett, MA!

The ideal candidate will help maintain older applications while leading the transition to modern, cloud-native solutions using Angular, Type Script, and AWS.

Client’s environment includes a mix of Java and .NET applications—many of which are being rewritten or re-platformed to a modern web architecture. The successful candidate will work collaboratively across teams to analyze existing systems, design new services, and guide the modernization process from concept to implementation.

Client is fully implemented in AWS, with data platforms in Postgres and Snowflake. Legacy systems include Oracle and SQL Server, which are being gradually migrated to standardized platforms.

• Full-Stack Development:
  Design, develop, and maintain both front-end and back-end components of web applications.
• Application Modernization:
  Assess and refactor legacy applications (Java and / or .NET) into modern, maintainable architectures using Angular and Type Script.
• Legacy System Analysis:
  Conduct “application archeology” to understand legacy codebases and recommend modernization strategies.
• API Development & Integration:
  Build RESTful APIs and integrate with internal and external services.
• Database Development:
  Work with Postgres, Snowflake, and ORM tools such as Sequelize or Hibernate.
• Performance & Security:
  Optimize for scalability and apply best practices for application security.
• Collaboration & Mentorship:
  Partner with cross-functional teams and mentor junior developers in modern frameworks and practices.
• Quality Assurance:
  Write unit / integration tests, perform code reviews, and maintain documentation of architectural decisions.

• Participating in agile development processes.
• Creating user-friendly and intuitive websites.
• Managing data interchange between servers and users.
• Ensuring high performance and responsiveness of applications.
• Implementing security measures to protect data.
• Staying up-to-date with emerging technologies.

Pay rate is $88 / hour. Apply now!

• Strong experience in Type Script, JavaScript, HTML, and CSS
• Proficiency with Angular and componentization for front-end development. Knowledge of front-end state management.
• Proficiency with back-end services. Understanding of asynchronous programming. Experience designing scalable, API-driven systems.
• Experience with Java and / or .NET (Core preferred) for maintaining and refactoring legacy systems
• Familiarity with databases such as Postgres, Snowflake, Oracle, and SQL Server
• Knowledge of software design patterns, component-based architecture, and asynchronous programming
• Experience with Git and agile development tools
• Understanding of application security principles and cloud-native development
• Exposure to CI/CD pipelines and Dev Ops tools (e.g., Git Hub Actions, Jenkins)
• Knowledge of AWS services (Lambda, ECS, RDS, etc.)
• Experience with version control systems like Git.
• Ability to write unit and integration tests.
• Familiarity with project management tools.

Trillium is an Equal Opportunity Employer.
Qualified applications with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for the employers and the California Fair Chance Act.

Trillium offers a comprehensive benefit package that includes the ability to participate in health insurance and retirement plans, paid holidays, state required leave, and vacation days, if applicable. Trillium’s offerings are dependent on the state in which the assignment is located, length of time worked, and may change depending on assignment. Benefit packages for direct hire placements vary based on the client company.