Senior Java Engineer Backend

Insight Global; Sunnyvale (CA); On-site; USD 150,000 - 190,000; Full time

Job summary

Insight Global is seeking an experienced backend engineer in Sunnyvale, CA to design and deliver scalable microservices and APIs using Java, SpringBoot, and related technologies. You will lead technical efforts, review requirements, write code, and participate in architecture discussions to meet performance goals.

Candidates should have 7–10 years of experience with a strong emphasis on Java, distributed systems, and cloud-native design.

Qualifications

• 7-10 years of experience in software engineering.
• Expertise in Java and JVM ecosystem with SpringBoot.
• Experience designing large-scale microservices and APIs.
• Proficient with cloud platforms and distributed systems.
• Strong knowledge of algorithms, data structures, and performance.
• Experience leading teams and delivering high-availability systems.
• Fluent in building scalable backend services with sub-second latency.

Responsibilities

• Provide deep technical expertise and leadership to accelerate best engineering practices.
• Lead and participate in medium to large-scale projects and code development.
• Develop highly scalable services to process millions of requests daily.
• Design and develop backend microservices and APIs using JVM and other languages.
• Collaborate across teams, troubleshoot issues, and ensure on-time delivery.
• Troubleshoot production issues and perform root cause analysis.
• Support business by addressing user questions and facilitating resolutions.
• Drive high-visibility projects across the organization.

Skills

Java

SpringBoot

Kafka

CosmosDB

BigQuery

Python

Kubernetes

Microservices

REST APIs

CI/CD

Agile

Distributed systems

Cloud architectures

Machine learning (preferred)

Tools

Jira

Selenium

Appium

Rest Assured

Gatling

Job description

Job Description

What you'll do:

• Provide deep technical expertise and thought leadership that helps accelerate adoption of the absolute best engineering practices, while maintaining knowledge on industry innovations, trends, and practices.
• Lead and participate in medium to large-scale projects by reviewing project requirements, translating requirements into technical solutions, gathering requested information, writing, and developing code, and conducting unit testing. Communicating status and issues to team members and stakeholders.
• Developing highly scalable services to process millions of requests per day and solve complex software systems problems by leveraging state-of-the-art technology.
• Gaining exposure to various technologies used in Marketplace and E-commerce platforms.
• Designing and developing backend microservices and APIs for web applications using JVM ecosystem (Kotlin, Java) and other languages and frameworks (Python, Go)
• Collaborate with project teams and cross functional teams. Troubleshoot open issues and bug-fixes, ensuring on-time delivery and hand-offs. Interact with project manager to provide e input on project plan.
• Troubleshoot business and production issues by gathering information (for example, issue, impact, criticality, root cause), engaging support teams to assist in the resolution of issues. Formulate action plans, performing actions as designated in the plan. Interpret the results to determine further action, perform root cause analysis to prevent future occurrence of issues and complete online documentation.
• Provide support to the business by responding to users' questions, concerns, and issues (for example, technical feasibility, implementation strategies). Facilitate resolutions and lead cross-functional partnerships.
• Driving projects of high visibility across the organization.

Please note! There are interim nights worked, once a week.

Skills and Requirements

• 7-10 years experience
• 60–70% coding, 20–30% design/architecture
• Technologies: Java, SpringBoot, Kafka, CosmosDB, Bigquery, Python and Kubernetes
• Owns design, ensures scalability (Walmart-scale)
• Confident in pushing designs to production
• Tests own code
• Participates in cross-team contract discussions At least 7 years of experience in architecting large scale systems with challenges of scalability and delivering sub-second latencies on 99.99% uptime.
• Expertise in one or more programming languages (e.g. Java, Python, etc.)
• Strong background in algorithms and data structures.
• Experience in leading teams and delivering large scale distributed systems and event-driven architecture.
• Proven understanding of microservices oriented architecture and extensible REST APIs
• Experience with cloud application development including scalable, data driven, Cloud Cost-optimization and message-oriented architecture.
• Understanding of SaaS or PaaS or IaaS industry with hands on experience with public or private cloud offerings (e.g., AWS, GAE, Azure)
• Experience using any of the automation toolset like Appium, Selenium, Jira, Rest Assured, AssetJ, Gatling, etc. or equivalent tools is a plus.
• Experience with CI/CD pipelines and best practices. Automated deployment experience is a plus.
• Advanced knowledge of performance, scalability, and system architecture with an eye toward avoiding and reducing technical debt.
• Practical knowledge of agile software development methodologies (e.g., XP, Scrum)
• Experience and fluency with relational / non-relational databases (e.g. MySQL, Oracle, Cassandra, etc.)
• Strong inclination towards exploring and learning new technologies.
• Understanding machine learning preferred.
• Previous experience in the marketplace domain

We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to [e-mail]. To learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/.