Software Engineer

Core Responsibilities

• Design, develop, and maintain backend services using Python and related frameworks.
• Build robust REST and GraphQL APIs, including designing schemas and implementing resolvers, pagination, and authorization.
• Model, design, and optimize relational databases (PostgreSQL) queries, including indexing, migrations, query optimization, and performance tuning.
• Implement and integrate ORMs (e.g., SQLAlchemy) with sound patterns for transactions and concurrency.
• Architect and operate data pipelines and workflows using Apache Airflow (DAG design, scheduling, monitoring, retry/backfill strategies).
• Ensure code quality through unit/integration tests and automated CI/CD pipelines.
• Apply secure development practices: authentication/authorization, secrets management, input validation, and data privacy.
• Implement observability: structured logging, metrics, tracing, and alerting to ensure reliability and performance.
• Collaborate with product owners, data scientists, and front-end engineers to deliver end-to-end solutions aligned with business goals.
• Document systems and APIs for maintainability and knowledge sharing.

Essential Qualifications, Skills, and Technologies

• BS/MS in Computer Science or equivalent experience.
• Professional backend Python development experience (5 years) building production-grade services.
• Strong grasp of software engineering fundamentals: algorithms, data structures, concurrency, distributed systems basics.
• Hands-on experience designing and maintaining microservices.
• Strong proficiency in Python and related frameworks like FastAPI or Django.
• Deep knowledge of SQL and PostgreSQL, including schema design, normalization, indexing strategies, query planning, and performance tuning.
• Practical experience with ORMs, transactional integrity, and managing schema evolution/migrations.
• Experience with automated testing, linting/typing, and Git-based version control systems.
• Experience with next-generation software methodologies such as Agile and tools such as GitLab DevOps, CI/CD, and other best practices.
• Clear communication skills and ability to collaborate in a cross-functional, agile environment.

Preferred (Nice-to-Have) Skills or Experience

• Experience with GraphQL APIs (e.g., Strawberry, Graphene) and/or RESTful services.
• Proficiency with Apache Airflow for orchestration of ETL/ELT workflows and data pipeline reliability.
• Experience operating services in AWS cloud environments, including containerization (Docker) and orchestration (Kubernetes).
• Infrastructure-as-code familiarity (Terraform/OpenTofu, CloudFormation) and secrets/config management.
• Performance profiling and capacity planning for high-throughput APIs.
• Background in applied ML integrations or retrieval-augmented systems using vector stores.

What You'll Gain

• Opportunity to build impactful systems that support Client's innovation and global operations.
• Collaborative, inclusive culture focused on continuous learning and technical excellence.
• Exposure to a broad technology stack and complex, real-world challenges.

Travel: Less than 15%

Nesco Resource offers a comprehensive benefits package for our associates, which includes a MEC (Minimum Essential Coverage) plan that encompasses Medical, Vision, Dental, 401K, and EAP (Employee Assistance Program) services.

Nesco Resource provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.