Python Developer, Customer Success Engineer

EX Squared

. Own customer data migrations from initial investigation through successful completion .

Posted 10/23/2026full-timeRemote • BrazilMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in Python and Django for backend development, with a strong focus on data migrations, REST APIs, and troubleshooting. Proven ability to communicate effectively with customers and collaborate with cross-functional teams to enhance migration processes.

Highest-signal resume keywords

Python DevelopmentDjango FrameworkPostgreSQL Database ManagementData Migration and TransformationREST API Integration

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

PythonDjangoPostgreSQLData MigrationData TransformationREST APIsDebuggingTroubleshootingGitDocker

Soft Skills

Customer CommunicationAttention to DetailProblem-SolvingOwnershipPersistence

Tools & Technologies

BashAI-Powered Development ToolsClaude Code

Industry Keywords

Backend DevelopmentNoSQL DatabasesData StructuresTechnical Issue ResolutionCross-Functional Collaboration

Tech Stack

Tools & technologies

DjangoDockerNoSQLPostgresPython

About the role

Key responsibilities & impact

Own customer data migrations from initial investigation through successful completion
Analyze, transform, validate, and migrate data from customer systems and data sources
Build and maintain Python/Django scripts and tools supporting migration workflows
Work with relational and NoSQL databases, different data structures, and file formats
Investigate customer-reported technical issues and identify root causes
Drive technical issues through to resolution
Handle customer-specific backend changes, integrations, and bug fixes
Work with REST APIs and third-party systems during migrations and troubleshooting
Communicate directly with customers to clarify technical requirements and coordinate solutions
Collaborate with backend engineers and cross-functional team members
Improve migration processes and tooling to make recurring customer onboarding more reliable and scalable

Requirements

What you’ll need

4+ years of professional backend development experience with Python and Django
Strong hands-on experience with PostgreSQL, including complex queries, data structures, and database migrations
Practical experience with data migrations, data transformation, and migration scripts
Experience with different data sources, data formats, and database models, including relational and NoSQL databases
Strong understanding of REST APIs and experience with third-party integrations
Strong debugging and troubleshooting skills, including investigating unfamiliar code, data, and system behavior
Hands-on experience with Git, Docker, and Bash in day-to-day development
Experience using AI-powered development tools, particularly Claude Code or similar coding agents
Ability to communicate directly with customers, clarify technical problems, and explain solutions clearly
Strong ownership, attention to detail, and persistence in bringing technical issues through to resolution
Upper-Intermediate English (B2+) or higher, including confident spoken communication
Must be aligned with U.S. EST business hours
Occasional availability outside standard working hours may be required

Benefits

Comp & perks

Remote work
Opportunity to work with international teams and clients
Collaborative environment
Autonomy
Continuous learning
Technical ownership
Practical problem-solving