Contract: Senior Staff Back-end Engineer
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Description
Upwork is the world’s work marketplace, serving everyone from one-person startups to over 30% of the Fortune 100. Our platform allows companies and talent to collaborate in new ways that unlock their potential. Last year, over $3.3 billion of work was completed through Upwork by skilled professionals. This position is an engagement through Upwork’s Hybrid Workforce Solutions (HWS) Team. Our global team supports Upwork’s business needs. The Ads & Monetization Team is responsible for Connects, Advertising Products, and Marketplace Design, which require in-depth backend development and database management.
As a Senior Staff Back-end Engineer, you will be a crucial contributor to our projects, working closely with engineering teams and product managers. You will focus on creating scalable, reliable, and maintainable software architecture solutions. Your role will involve systems design, software development, code reviews, documentation, and leading strategic initiatives to enhance code quality and reduce technical debt.
Responsibilities
Collaborate with Engineering, Data Science teams, and Product Managers to create outstanding products for our users.
Partner with product management and engineering colleagues to plan, execute, and ensure timely delivery of high-quality projects.
Understand the larger vision, features, and challenges and translate them into actionable plans, considering trade-offs to achieve goals.
Work within and across teams to design, build, and deliver robust systems that deliver value for our business and customers.
Handle complex, ambiguous projects with minimal guidance.
Simplify complex projects, potentially leading to strategic pivots from the original product plan.
Participate in code reviews and design reviews, mentor junior engineers, promote best practices, and write supporting documentation.
Share ownership of our code domain, focusing on improving code quality and reducing technical debt.
Monitor system performance, respond to incidents promptly, and participate in on-call rotations as needed.
Utilize collaborative tools such as Gmail, Slack, Confluence, and Jira for communication, documentation, and project management.
Design, develop, test, and maintain scalable and robust server-side logic, databases, and APIs.
Utilize programming languages such as Java or Kotlin for backend development.
Architect and optimize backend systems for performance, scalability, and reliability.
Implement security measures to protect backend systems and data.
Requirements
Professional experience: 8+ years in software development.
Technical leadership: Proven experience in taking complex projects from ideation to launch.
Technical expertise: Proficiency in Java and RESTful services, expertise in writing maintainable unit tests (e.g., JUnit, Mockito), deep knowledge of relational databases and distributed system design.
Proven track record of building and supporting high-load web applications and addressing scalability challenges.
Experience with financial technology or ledger systems.
Strong understanding of software architecture principles and practices.
Collaborative skills: Proven ability to work with cross-functional teams to successfully launch products.
Excellent interpersonal skills with extensive experience collaborating with multiple stakeholders.
Practical communication skills in English, both written and verbal.
Comfortable working with AWS and cloud-based environments.
Eagerness to learn new technologies and continually develop professional skills.
Experience with implementing virtual currencies, ledger systems, or financial technology.
Experience with high-load applications and databases.
About
Upwork is the world’s work marketplace, where companies and talent collaborate in new ways. Our platform supports everyone from one-person startups to Fortune 100 companies. With our powerful platform, skilled professionals find work they are passionate about and innovate their careers.
Upwork
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