Python Developer Job at Mindlance, Mundelein, IL

  • Mindlance
  • Mundelein, IL

Job Description

Job Description

Job Title: Junior Python Developer

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Location: Washington, DC 20433 (Hybrid-4 days per week onsite from Day 1)

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Job Type: Contract (8 Months – Long-Term)

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Experience Required: 2-4 Years

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About the Role

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We are seeking a Junior Python Developer with 3–5 years of professional experience for a contract opportunity in Washington, DC. The ideal candidate will support the modernization of legacy systems by analyzing existing Excel-based calculations, formulas, macros, and business logic and converting them into reliable, efficient Python code.

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This role is best suited for an early-career Python developer with hands-on experience in backend development, data manipulation, code conversion, and testing. Candidates should be comfortable working with existing spreadsheet models, validating results, troubleshooting discrepancies, and documenting their work.

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Primary Responsibilities

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1. Excel Analysis and Requirement Understanding

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  • Analyze existing Excel spreadsheets, including complex formulas, macros, calculations, and data flows.
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  • Understand and document business logic embedded in spreadsheet models.
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  • Collaborate with team members and stakeholders to clarify requirements and resolve ambiguities.
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2. Python Development and Code Conversion

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  • Translate Excel-based calculations and business logic into clean, maintainable Python code.
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  • Develop Python scripts for data processing, calculations, and backend functionality.
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  • Implement appropriate error handling, input validation, and basic performance optimization.
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3. Testing and Validation

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  • Develop and execute test cases to validate Python scripts and calculations.
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  • Compare Python outputs against the original Excel results to ensure accuracy and consistency.
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  • Identify, troubleshoot, and resolve discrepancies between existing and converted calculations.
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4. Documentation and Coding Standards

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  • Document existing Excel logic and newly developed Python scripts.
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  • Maintain clear technical documentation, inline comments, and basic user instructions.
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  • Follow coding standards, version control practices, and maintain an organized code repository.
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Required Skills and Qualifications

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  • 3–5 years of professional Python development experience.
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  • Strong fundamentals in Python programming, data manipulation, and backend development.
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  • Hands-on experience with Excel formulas, complex calculations, macros, or spreadsheet-based business logic.
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  • Ability to translate spreadsheet calculations into Python code.
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  • Experience with testing, debugging, data validation, and error handling.
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  • Familiarity with version control tools such as Git.
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  • Strong analytical, problem-solving, documentation, and communication skills.
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Candidate Eligibility Criteria

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  • Experience level: Junior candidates with 3-5 years of relevant experience only.
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  • Technical focus: Python development, Excel-to-Python conversion, data processing, and testing.
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  • Seniority restriction: Senior developers and candidates exceeding the specified experience range will not be reviewed.
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  • Location: Must be able to meet the position's onsite requirements in Washington, DC 20433.
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Please apply only if your experience aligns with the specified junior-level requirements.

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“Mindlance is an Equal Opportunity Employer and does not discriminate in employment on the basis of – Minority/Gender/Disability/Religion/LGBTQI/Age/Veterans. ”

Job Tags

Contract work

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