Tech Lead

Location- Middletown
Rate- ***
Requirement 1: -
Area
Skills/Technologies
Skill Requirement
Excel Analysis
VBA, business logic mapping
Required
Backend
Java, Spring Boot, REST, error handling
Required
Database
PostgreSQL, schema design, queries, ORM
Required
Workflow
Temporal.io concepts, workflow/activity design
Good to have
Frontend
React, API integration, UI/UX, state mgmt
Required
Integration
API contracts, microservices, security
Good to have
Deep Platform
Foundry data pipelines, ontology, APIs, code workbooks
Required
DevOps
Git, Docker, CI/CD, testing
Required
Soft Skills
Communication, documentation, problem-solving
Good to have
Excel Macro/VBA Analysis
Ability to read, understand, and trace complex VBA macro code.
Reverse-engineering business logic, calculations, data flows, and hidden dependencies within the spreadsheet.
Documenting and mapping out workflows, decision trees, and data structures from Excel.
Palantir Foundry Data Integration
Understanding how to ingest, store, and transform data within Foundry.
Familiarity with Foundry's ontology, data lineage, and asset management.
Code Workbooks
Data Pipelines
Experience with Code Workbooks (Python, SQL, JavaScript, etc.) for ETL and data processing.
Designing and scheduling pipelines for batch or streaming data flows.
Data Modeling
Schema Design
Mapping application/database models to Foundry's data structures.
Defining and maintaining schemas and relationships in Foundry's ontology.
Java
Spring Boot
Proficiency in Java (preferably latest LTS version).
Experience building RESTful APIs, service layers, and microservices using Spring Boot.
Dependency injection, configuration, and error handling in Spring Boot.
Database (PostgreSQL)
Data modeling and schema design based on Excel data structures.
Writing efficient queries, understanding transactions, indexing, and migrations.
Using JPA/Hibernate or Spring Data for ORM, or direct JDBC as needed.
Workflow
Understanding of workflow orchestration using Temporal or other workflow technologies (e.g., defining workflows, activities, retries, and error handling).
Designing long-running, stateful processes that match the macro's workflow, but in a scalable, robust way.
ReactJS
Building modern, modular, and maintainable GUIs.
State management (e.g., React Context, Redux).
Handling forms, validations, dynamic tables, and data visualization that mimic Excel's user interactions.
API Integration
Consuming RESTful APIs in React (using Axios, Fetch, React Query, etc.).
Handling async data flows, error states, and user feedback.
UI/UX Design
Translating Excel UI and user interactions into intuitive, web-based components.
Applying responsive design and accessibility best practices.