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Senior Full Stack Application Developer \Tech Lead - W2 Only

Senior Full Stack Application Developer \Tech Lead - W2 Only

Techlink SystemsTorrance, CA, US
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Job Description

Job Description

Job Title :   Senior Full Stack Application Developer \Tech Lead

Location :   Torrance, CA, 90501 (Onsite)

Recruiter : SV2025

Only W2 NO C2C

Key Responsibilities

  • Design, develop, and maintain robust ETL / ELT pipelines using AWS Glue for large-scale data processing
  • Build serverless applications and microservices using AWS Lambda for real-time and batch data processing
  • Implement data transformation logic using PySpark for distributed computing on large datasets
  • Develop and optimize SQL queries for data extraction, transformation, and loading processes
  • Implement Infrastructure as Code (IaC) using AWS CloudFormation, CDK, or Terraform
  • Design event-driven architectures using AWS services like EventBridge, SQS, and SNS
  • Develop RESTful APIs and web services using Node.js for data access and integration
  • Mentor junior developers and provide technical guidance to the team
  • Collaborate with data scientists, analysts, and stakeholders to understand requirements
  • Participate in code reviews and maintain high coding standards
  • Document technical designs, processes, and best practices

Required Qualifications

  • 5+ years of software development experience with at least 3 years in cloud environments
  • Strong proficiency in Python with extensive experience in PySpark for big data processing
  • Hands-on experience with AWS Glue for ETL pipeline development and management
  • Proven expertise in AWS Lambda for serverless application development
  • Solid understanding of Node.js for API development and backend services
  • Experience with SQL and NoSQL databases (PostgreSQL, MySQL, MongoDB, DynamoDB)
  • Proficiency in AWS services including S3, IAM, CloudWatch, and VPC
  • Experience with CI / CD pipelines and DevOps practices
  • Understanding of Infrastructure as Code tools (CloudFormation, CDK, Terraform)
  • Familiarity with version control systems (Git) and agile development methodologies
  • Strong understanding of data warehousing concepts and dimensional modeling
  • Experience with data formats (JSON, Parquet, Avro, ORC) and data serialization
  • Knowledge of data streaming technologies (Kinesis, Kafka) is a plus
  • Understanding of data security, privacy, and compliance requirements
  • What will this person be working on

    Daily Tasks Performed

  • Develop and maintain web applications using Node.js, Java, and Python. Design and implement RESTful APIs and microservices. Experience with AWS services (EC2, S3, Lambda, RDS, etc.).
  • Write clean, maintainable, and efficient code while adhering to best practices. Troubleshoot and debug applications to ensure optimal performance.
  • Participate in code reviews and contribute to team knowledge sharing. Proficiency in Node.js, Java, and Python.
  • Strong understanding of front-end technologies (HTML, CSS, JavaScript, frameworks like React or Angular).
  • Familiarity with database technologies (SQL, NoSQL). Knowledge of CI / CD pipelines and DevOps practices.
  • What will this person be working on

    Development, Unit Testing

    Position Success Criteria (Desired) - 'WANTS'

  • Timely and high-quality completion of web applications and services.
  • Code Quality : Writing clean, maintainable, and efficient code that adheres to best practices.
  • Problem-Solving : Effectively diagnosing and fixing bugs or issues to ensure optimal performance.
  • Collaboration : Actively participating in code reviews and contributing to team knowledge sharing.
  • Adaptability : Staying updated with the latest technologies and integrating them when appropriate.
  • Must-Have Skills

  • Backend Development : Node.js, Java, and Python : Proficiency in these languages for developing and maintaining web applications.
  • RESTful APIs and Microservices : Experience in designing and implementing these architectures.
  • Frontend Development : HTML / CSS / JavaScript : Strong understanding of these technologies.
  • Frontend Frameworks : Proficiency in frameworks like React or Angular.
  • Cloud Services : AWS : Experience with services like EC2, S3, Lambda, and RDS.
  • Database Management : SQL and NoSQL Databases : Familiarity with both types of database technologies.
  • DevOps : CI / CD Pipelines : Knowledge of continuous integration and continuous deployment practices.
  • Nice-to-Have Skills

    UI / UX Design : Basic knowledge of user interface and user experience principles.

    Cybersecurity : Awareness of security best practices and data protection.

    AI and Machine Learning : Familiarity with integrating AI features into applications.

    Soft Skills :

    Communication : Clear and effective communication skills.

    Problem-Solving : Strong analytical and troubleshooting abilities.

    Time Management : Ability to manage multiple tasks and meet deadlines.

    Enable Skills-Based Hiring No Qualification

    Company Description

    Overview

    TechLink Systems is a national provider of staffing services with offices all over the USA as well as development and support centers globally. We are a MBE (NMSDC), WBE (WBENC), and WOSB certified minority business that has been awarded 2017 TAPFIN Premier Partner, 2016 Manpower Excellence Award, 2016 TAPFIN Elite Partner, are a Known Tier Supplier for Agile 1, and have been ranked as a Top Women and Minority Owned Company since 2004 by several businesses including Philadelphia Business Journal, Diversity Business, Inc 5000, Inc 500, San Francisco Business Times, Diversity2000, and Los Angeles Business Journal.

    We serve the contract staffing, direct hire, staff augmentation, recruitment, HR management, and project outsourcing needs of clients nationwide. Striving to create personal relationships with clients, TechLink Systems becomes a virtual extension of clients’ own in-house capabilities to help achieve new levels of growth, productivity, and competitiveness.

    We also have national recruiting

    Company Description

    Overview\r\n\r\nTechLink Systems is a national provider of staffing services with offices all over the USA as well as development and support centers globally. We are a MBE (NMSDC), WBE (WBENC), and WOSB certified minority business that has been awarded 2017 TAPFIN Premier Partner, 2016 Manpower Excellence Award, 2016 TAPFIN Elite Partner, are a Known Tier Supplier for Agile 1, and have been ranked as a Top Women and Minority Owned Company since 2004 by several businesses including Philadelphia Business Journal, Diversity Business, Inc 5000, Inc 500, San Francisco Business Times, Diversity2000, and Los Angeles Business Journal. \r\n\r\nWe serve the contract staffing, direct hire, staff augmentation, recruitment, HR management, and project outsourcing needs of clients nationwide. Striving to create personal relationships with clients, TechLink Systems becomes a virtual extension of clients’ own in-house capabilities to help achieve new levels of growth, productivity, and competitiveness. \r\n\r\nWe also have national recruiting

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    Senior Application Developer • Torrance, CA, US

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