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Senior Microservices Architect – Customer-Facing API Design

Sep 22, 2026 - Senior

$2,357.00 Fixed

DataPro ServicesProject-based · Remote · Flexible hoursAbout the roleDataPro Services is modernizing a high‑traffic legacy production platform. We nee...

JavaScript REST API Microservices
  • Proposal: 0
  • Less than 3 month

PHP Developer for High-Volume Legacy PHP Migration

Sep 22, 2026 - MidLevel

$2,729.00 Fixed

TechFlow IncContract · Remote · Flexible hoursAbout the roleTechFlow Inc is enhancing its release pipeline with a focused test automation uplift. We n...

PHP JavaScript Laravel REST API MySQL
  • Proposal: 0
  • Less than 2 month

Java Developer Needed for High-Volume Platform Modernization

Sep 21, 2026 - MidLevel

$1,569.00 Fixed

CoreData SystemsPart-time · Remote · Flexible hoursAbout the roleCoreData Systems is revamping the performance and reliability of its customer‑facing...

JavaScript REST API Spring Boot Microservices MySQL
  • Proposal: 0
  • Less than a month

Java Developer – Scalable Backend Scalability

Sep 21, 2026 - MidLevel

$1,569.00 Fixed

CoreData SystemsPart-time · Remote · Flexible hoursAbout the roleCoreData Systems is revamping the performance and reliability of its customer‑facing...

JavaScript REST API Spring Boot Microservices MySQL
  • Proposal: 0
  • Less than a month

Java Developer for High-Volume Microservices Deployment

Sep 21, 2026 - MidLevel

$2,978.00 Fixed

Ridgeline SoftwareFreelance · Remote · Flexible hoursAbout the roleRidgeline Software is launching an integration project that will link its billing s...

JavaScript REST API Spring Boot Microservices MySQL
  • Proposal: 0
  • Less than 2 month

Senior GraphQL API Developer for GraphQL Endpoint Build

Sep 21, 2026 - Senior

$2,095.00 Fixed

BlueSky VenturesProject-based · Remote · Flexible hoursAbout the roleBlueSky Ventures is launching a security hardening initiative for its cloud‑hoste...

JavaScript React Node.js REST API PostgreSQL
  • Proposal: 0
  • Less than a month

REST API Developer for Webhook Integration Engagement

Sep 21, 2026 - MidLevel

$2,783.00 Fixed

BlueSky VenturesProject-based · Remote · Flexible hoursAbout the roleBlueSky Ventures is preparing a new app store release that must seamlessly align...

JavaScript Node.js REST API PostgreSQL MongoDB
  • Proposal: 0
  • Less than a month

PHP Developer – Cloud-Native Backend Scalability

Sep 21, 2026 - MidLevel

$1,537.00 Fixed

AlphaEdge TechFreelance · Remote · Flexible hoursAbout the roleAlphaEdge Tech is extending a B2B SaaS platform with multi‑tenant capabilities. We need...

PHP JavaScript Laravel REST API MySQL
  • Proposal: 0
  • Less than 2 month

GraphQL API Developer Needed for High-Volume Third-Party Integrations

Sep 21, 2026 - MidLevel

$1,999.00 Fixed

Ridgeline SoftwarePart-time · Remote · Flexible hoursAbout the roleRidgeline Software is launching a security hardening initiative for its cloud‑hoste...

JavaScript React Node.js REST API PostgreSQL
  • Proposal: 0
  • Less than 2 month

.NET Core Developer Needed for .NET API Build Delivery

Sep 21, 2026 - MidLevel

$1,611.00 Fixed

CoreData SystemsProject-based · Remote · Flexible hoursAbout the roleCoreData Systems is launching a greenfield SaaS product. We need a .NET Core Deve...

REST API Azure PostgreSQL
  • Proposal: 0
  • Less than 2 month