Associate Security Analyst (VAPT) - Fresher (Immediate Joinee)

• A bachelor’s degree in Computer Science or a related field.
• 5-7 years of experience working as a hands-on developer in Sybase, DB2, ETL technologies. 
• Worked extensively on data integration, designing, and developing reusable interfaces Advanced experience in Python, DB2, Sybase, shell scripting, Unix, Perl scripting, DB platforms, database design and modeling.
• Expert level understanding of data warehouse, core database concepts and relational database design.
• Experience in writing stored procedures, optimization, and performance tuning Strong Technology acumen and a deep strategic mindset.
• Proven track record of delivering results 
• Proven analytical skills and experience making decisions based on hard and soft data
• A desire and openness to learning and continuous improvement, both of yourself and your team members.
• Hands-on experience on development of APIs is a plus 
• Good to have experience with Business Intelligence tools, Source to Pay applications such as SAP Ariba, and Accounts Payable system Skills Required
• Familiarity with Postgres and Python is a plus

Are you passionate about the power of data and excited to leverage cutting-edge AI/ML to drive business impact? At Poshmark, we tackle complex challenges in personalization, trust & safety, marketing optimization, product experience, and more.

Why Poshmark?

As a leader in Social Commerce, Poshmark offers an unparalleled opportunity to work with extensive multi-platform social and commerce data. With over 130 million users generating billions of daily events and petabytes of rapidly growing data, you’ll be at the forefront of data science innovation. If building impactful, data-driven AI solutions for millions excites you, this is your place.

What You’ll Do

• Drive end-to-end data science initiatives, from ideation to deployment, delivering measurable business impact through projects such as feed personalization, product recommendation systems, and attribute extraction using computer vision.
• Collaborate with cross-functional teams, including ML engineers, product managers, and business stakeholders, to design and deploy high-impact models.
• Develop scalable solutions for key areas like product, marketing, operations, and community functions.
• Own the entire ML Development lifecycle: data exploration, model development, deployment, and performance optimization.
• Apply best practices for managing and maintaining machine learning models in production environments.
• Explore and experiment with emerging AI trends, technologies, and methodologies to keep Poshmark at the cutting edge.

Your Experience & Skills

• Ideal Experience: 6-9 years of building scalable data science solutions in a big data environment. Experience with personalization algorithms, recommendation systems, or user behavior modeling is a big plus.
• Machine Learning Knowledge: Hands-on experience with key ML algorithms, including CNNs, Transformers, and Vision Transformers. Familiarity with Large Language Models (LLMs) and techniques like RAG or PEFT is a bonus.
• Technical Expertise: Proficiency in Python, SQL, and Spark (Scala or PySpark), with hands-on experience in deep learning frameworks like PyTorch or TensorFlow. Familiarity with ML engineering tools like Flask, Docker, and MLOps practices.
• Mathematical Foundations: Solid grasp of linear algebra, statistics, probability, calculus, and A/B testing concepts.
• Collaboration & Communication: Strong problem-solving skills and ability to communicate complex technical ideas to diverse audiences, including executives and engineers.

Job Overview 

We are seeking an experienced Senior Solution Architect to join our dynamic DevOps organization. The ideal candidate will have a strong background in cloud technologies, with expertise in migration projects across platforms such as GCP, AWS, and Azure. The candidate should possess a deep understanding of DevOps principles, Kubernetes orchestration, Data migration & management and automation tools like CI/CD pipelines and Terraform.The individual should be highly skilled in designing scalable application architectures capable of handling substantial workloads while ensuring the highest standards of quality.

Key Responsibilities 

• Lead and drive cloud migration projects from on-premises data centers or other cloud platforms to GCP, AWS, or Azure.
• Design and implement migration strategies that ensure minimal downtime and maximum efficiency.
• Demonstrate proficiency in GCP, AWS, and Azure, with the ability to choose and optimize solutions based on specific business requirements.
• Provide guidance on selecting the appropriate cloud services for various workloads.
• Design, implement, and optimize CI/CD pipelines to streamline software delivery.
• Utilize Terraform for infrastructure as code (IaC) to automate deployment processes.
• Collaborate with development and operations teams to enhance the overall DevOps culture.
• Possess in-depth knowledge and practical experience with Kubernetes orchestration for containerized applications.
• Architect and optimize Kubernetes clusters for high availability and scalability.
• Engage in research and development activities to stay abreast of industry trends and emerging technologies.
• Evaluate and introduce new tools and methodologies to enhance the efficiency and effectiveness of cloud solutions.
• Architect solutions that can handle large-scale workloads and provide guidance on scaling strategies.
• Ensure high-performance levels and reliability in production environments.
• Design scalable and high-performance database architectures tailored to meet business needs.
• Execute database migrations with a keen focus on data consistency, integrity, and performance.
• Develop and implement database pipelines to automate processes such as data migrations, schema changes, and backups.
• Optimize database workflows to enhance efficiency and reliability.
• Work closely with clients to assess and enhance the quality of existing architectures.
• Implement best practices to ensure robust, secure, and well-architected solutions.
• Drive migration projects, collaborating with cross-functional teams to ensure successful execution.
• Provide technical leadership and mentorship to junior team members.

Required Skills and Qualifications: 

• Bachelor's degree in Computer Science, Information Technology, or related field.
• Relevant industry experience in a Solution Architect role.
• Proven experience in leading cloud migration projects across GCP, AWS, and Azure.
• Expertise in DevOps practices, CI/CD pipelines, and infrastructure automation.
• In-depth knowledge of Kubernetes and container orchestration.
• Strong background in scaling architectures to handle significant workloads.
• Sound knowledge in database migrations
• Excellent communication skills and the ability to articulate complex technical concepts to both technical and non-technical stakeholders.

Looking for React Native 6 to 8 years of experience

• Has built at least 2 React Native Apps ( Concept to Design to Dev to Production to

Refine ) or atleast 1 App from Scratch individually.

• Has Managed a team of atleast 3 developers to build mobile apps/modules.

• Understand mobile app design principle

• Can debug app and troubleshoot issues

• Can write testable code / module

• Has worked on app performance improvement

• Has taken security considerationwhile building app(s)

• Added advantage if has worked on Firebase,FCM and Redux.