Citi: Senior Developer – Java / Spark / PySpark | Pune, India
Job Description
📍 Location: Pune, India (Hybrid)
💼 Job Type: Full-Time
🆔 Job Req ID: 25892286
🌟 About Citi
At Citi, we are more than a global financial services company; we are a community of over 230,000 professionals working across the world to deliver innovative solutions, give back to communities, and make a real impact. Citi offers a dynamic environment to grow your career and contribute to projects that shape the future of banking.
🖥️ Job Overview
The Senior Developer – Java / Spark / PySpark role is part of the Digital Software Engineering team. You will be responsible for developing and maintaining scalable, high-performance applications within the Big Data ecosystem. The role involves working on Spark, Hadoop, and related technologies, and requires strong programming expertise in Java and/or Python.
You will independently solve complex problems, integrate in-depth knowledge with industry standards, and provide analytical insights to support business-critical decisions.
🔑 Responsibilities
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Design, develop, and implement robust Big Data solutions using Spark and PySpark.
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Write clean, secure, testable, and maintainable code for distributed, cloud-based applications.
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Work extensively with Hadoop, Hive, SQL, and Unix shell scripting.
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Participate in CI/CD processes using Jenkins, Git, RLM, and other tools.
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Collaborate with global teams to understand system architecture, dependencies, and runtime operations.
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Develop and maintain integrated project schedules accounting for dependencies and risks.
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Optimize application performance, automate code quality checks (SonarQube, FindBugs), and implement unit testing.
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Provide technical guidance on system build, performance, and design discussions.
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Ensure compliance with firm policies, regulations, and ethical standards while assessing technical risks.
✅ Required Skills & Qualifications
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Experience: 4–7 years in application development; 2–3 years in Big Data ecosystem as a developer.
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Programming: Expert in Java and/or Python.
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Big Data Technologies: Spark, PySpark, Hadoop, Hive.
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Database & SQL: Expert-level knowledge.
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Other Skills: Unix shell scripting (intermediate), CI/CD tools (Jenkins, Git, RLM, Lightspeed), Jupyter Notebook (good to have).
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Strong analytical, quantitative, and problem-solving skills.
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Ability to work independently and collaboratively with global teams.
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Experience delivering in Agile methodology.
🎓 Education
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Bachelor’s degree or equivalent experience in Computer Science, Engineering, or related field.
💡 Preferred Qualifications
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Banking domain knowledge is a plus.
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Exposure to running high-traffic distributed cloud services.
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Experience leading infrastructure programs and working with third-party service providers.
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