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JD #2452
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Junior Software Engineer

Deel

  • Navi Mumbai, Maharashtra
  • Not disclosed
  • Fresher (0-1 Yrs)
  • Posted Yesterday
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About the role

Zema Global Data Corporation, a subsidiary of the renowned Zema Group, specializes in aggregating, cleansing, and delivering high‑quality data solutions to enterprises across finance, retail, and technology sectors. With a strong focus on building scalable data pipelines and API‑driven services, the company has earned a reputation for reliability and innovation in the Indian market. Operating out of a modern campus in Navi Mumbai, Zema Global Data fosters a collaborative environment where fresh talent can work alongside seasoned engineers to solve real‑world data challenges.

As a Junior Software Engineer, you will be an integral part of the data engineering team, responsible for designing, developing, and maintaining data feeds sourced from multiple vendors. Your day‑to‑day activities will involve writing clean code, implementing transformation logic, and ensuring that APIs remain performant and secure. The role offers a balanced mix of hands‑on development, process automation, and documentation, giving you a holistic view of the software development lifecycle in a data‑centric organization.

Key Responsibilities

  • Develop and manage end‑to‑end data ingestion pipelines from diverse vendor sources.
  • Perform data cleansing, transformation, and enrichment using scripting languages and ETL tools.
  • Build, test, and maintain RESTful APIs that expose processed data to internal and external consumers.
  • Write unit and integration tests to guarantee code quality and reliability.
  • Collaborate with senior engineers to adopt best development practices and modern frameworks.
  • Automate repetitive tasks using shell scripts or CI/CD pipelines to improve efficiency.
  • Document data collection processes, transformation rules, and API specifications for internal stakeholders.
  • Participate in sprint planning, estimation, and daily stand‑ups following Agile methodologies.
  • Monitor production systems, troubleshoot incidents, and propose performance enhancements.
  • Stay updated with emerging technologies and suggest innovative solutions to accelerate business processes.

Tech Stack: Java / Python, SQL / NoSQL databases, RESTful APIs, Git, Docker, Linux, Jenkins, and cloud services (AWS/GCP).

Growth Path: Starting as a Junior Engineer, you can progress to Software Engineer, Senior Engineer, and eventually lead a data platform team. The company encourages continuous learning through certifications, internal hackathons, and mentorship programs.

Why Join Zema Global Data? The organization offers a vibrant culture that values curiosity, ownership, and teamwork. Freshers receive structured onboarding, exposure to real‑world data problems, and opportunities to contribute to products used by Fortune‑500 clients. Competitive compensation, flexible work‑from‑home options, and a clear career roadmap make this role an excellent launchpad for a long‑term tech career.

Eligibility & process

Who can apply

Graduates (B.Tech/B.E./M.Tech) in Computer Science, Information Technology, Electronics, or related engineering streams. Minimum 60% aggregate (or CGPA 6.5/10). Final year students of 2025, 2026 or 2027 batches are eligible. No active backlogs at the time of joining. Candidates should have a basic understanding of programming, databases, and web technologies.

Skills & stack

Java Python SQL REST APIs Git Linux Data Transformation Etl Concepts

Selection process

  1. Round 1: Online Aptitude Test
  2. Round 2: Technical Interview (coding & system design)
  3. Round 3: HR Interview

Prep kit

20 resources
Study material 4
Company-specific guides 4
Likely coding questions 4
Round-wise strategy 4
Round 1: Online Assessment (OA) Aptitude, Quantitative Logic & 2 Coding Problems Focus on accuracy and speed. Practice arrays, strings, and standard arithmetic puzzles.
Round 2: Technical Interview 1 Core Tech Stack (Java, Python, SQL, REST APIs, Git, Linux, Data Transformation, Etl Concepts) & Live Code Tracing Explain your thought process aloud. Analyze time & space complexities before coding.
Round 3: System Design & Problem Solving Database Schemas, APIs & Architecture Basics Clarify edge cases, diagram schemas cleanly, and discuss scalability trade-offs.
Round 4: HR & Cultural Fit Discussion Deel Core Values, Learning Agility & Offer Terms Demonstrate passion, strong communication, and readiness for full-time collaboration.
Technical questions 5
What is the difference between WHERE and HAVING clauses in SQL? Answer
Model answer: WHERE filters rows before any groupings are applied, while HAVING filters aggregated groups after GROUP BY has executed.
Explain SQL Window functions: ROW_NUMBER(), RANK(), and DENSE_RANK(). Answer
Model answer: ROW_NUMBER() assigns unique sequential integers. RANK() assigns identical ranks to ties and skips ranks. DENSE_RANK() assigns identical ranks to ties without skipping rank numbers.
How do you handle NULL and missing values during data cleaning in Python/Pandas? Answer
Model answer: Use .isna().sum() to identify missing values. Impute with mean/median using .fillna() or remove with .dropna(subset=[...]) depending on variance impact.
What is the difference between Star Schema and Snowflake Schema in Data Warehousing? Answer
Model answer: Star Schema has denormalized dimension tables directly connected to the central Fact table. Snowflake Schema normalizes dimension tables into sub-dimensions to minimize redundancy.
How do you calculate MoM (Month-over-Month) growth in SQL? Answer
Model answer: Use LAG(revenue, 1) OVER (ORDER BY month) to fetch the previous month's revenue and compute (revenue - prev_revenue) / prev_revenue * 100.
Behavioural & HR questions 3
Why do you want to join Deel as a Junior Software Engineer?
Highlight Deel's market reputation, recent tech innovations, and how your skills in Java directly solve their team's objectives.
Describe a challenging bug or academic project roadblock and how you resolved it.
Use the STAR method: Situation (project context), Task (what needed solving), Action (specific tools/logic applied), Result (quantifiable positive outcome).
How do you handle strict deadlines or sudden scope changes?
Explain your prioritization strategy, proactive communication with mentors/peers, and agile mindset.
Deel Not disclosed
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