Senior Backend Architect

We are looking for a Principal Backend Architect to design and lead the Data & Compute Layer using DuckDB, Pandas/Polars and Spark. · Design and lead the backend architecture of our AI-driven data analytics SaaS. · This is a remote position with 40 hours per week contract duratio ...

I am looking for a Senior ASP.NET Core Architect to help design or refactor a clean, scalable backend API for an existing system. · ...

Job summary · We are building a production-grade operational system for · a laundry pickup & delivery business expanding to Bangkok. · This is NOT a simple booking app. · This is a real-time, multi-branch logistics system with structured pricing logic, · workflow control, and rol ...

The MissionBuilding an institutional-grade, multi-tenant orchestration layer to bridge modern cloud interfaces with legacy COBOL mainframes. · The Brain (Decision Engine & Mode Router) · Multitenant Gateway: Architect a NestJS-based gateway for 50+ client scale. · ...

We are building a real-time social activity platform preparing for public launch in early 2026, · Backend Architecture & Security · Define and maintain a clear, simple, and auditable backend architecture · Design security fundamentals: · ,, ...

We are seeking a Technical Architect to lead the development of our backend infrastructure. The role involves designing and implementing scalable cloud services, ensuring high performance and reliability. · A key project goal is AI integration, and the ideal candidate will have e ...

Seeking an experienced security-minded low-code/backend architect to review, validate, optimize and partially rebuild a B2B application using Zite Airtable and Webflow. · ...

We are hiring a Senior Developer to build the Piping. Your job is to connect our existing Lovable interface into a functional System of Record. · Database architecture. · Multi-user permissions. · Immutable audit trails required for financial services. · ...

We are an AI product studio building proprietary intelligence infrastructure. · We are seeking a Senior Python Architect to build our core "Intelligence Factory." ...

We are seeking an experienced Senior Systems Architect to lead a full systems audit & architecture blueprint project. The ideal candidate has redesigned backend systems for scaling businesses and understands recurring revenue models. · ...

We are seeking a senior Backend Architect / Principal Backend Engineer with deep experience in SAP Commerce Cloud, microservices, and cloud-native architectures. This role will focus on designing, implementing, and operating scalable. · ...

No-Code Backend Specialist to build the automated engine for a premium city directory. · ...

We are seeking a highly experienced Senior Mobile Architect to oversee the development of our iOS and Android applications while conducting an audit of our Odoo backend utilizing JSON-RPC. · Strong experience integrating apps with ERP/backends (Odoo is a plus) · ...

I'm building a health-focused barcode scanning app that evaluates product ingredients and produces a rule-based safety and hormone-impact score. · Review and refine this A–B–C pipeline · ,Ensure Stage A and C remain deterministic and hard-coded · , · , ...

We need a Senior Backend Engineer to design and build a proprietary Valuation Engine. ...

A multi-tenant B2B SaaS platform currently launching to early commercial customers is seeking a senior backend architect. · The ideal candidate will have built and scaled multi-tenant B2B SaaS platforms, strong PostgreSQL performance tuning experience, experience diagnosing conne ...

We are building a global tax compliance SaaS designed to monitor global sales tax (Nexus) thresholds. · A Backend Engineer will build a custom production-ready Compliance Engine from scratch. · Data Research & Database ArchitectureAPI Development (The Engine) · ...

We are building a real-time 1v1 PvP web-based gaming platform where players compete in fast (1-minute) matches and wager against each other. · Design a senior backend/system architect to design the full technical blueprint. · ...

We are building BusinessOS, a high-scale compliance intelligence platform for California business entities. · Bridge the gap between the California Secretary of State (bizfile) API and our internal database. · ...

We are seeking a Senior Full-Stack Engineer to lead the migration of our ICT Trading Application from Replit to AWS.The candidate will play a critical role in optimizing the app for performance and scalability within a SaaS environment. · ...