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REST API Developer – Production API Design

Nov 3, 2026 - MidLevel

$2,478.00 Fixed

Harbor SoftworksPart-time · Remote · Flexible hoursAbout the roleHarbor Softworks is accelerating its release cadence through a focused CI/CD and plat...

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

GraphQL API Developer – Scalable System Integration

Nov 2, 2026 - MidLevel

$2,688.00 Fixed

CoreData SystemsPart-time · Remote · Flexible hoursAbout the roleCoreData Systems is launching a greenfield SaaS product and needs a GraphQL API Devel...

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

REST API Developer – Enterprise System Integration

Nov 2, 2026 - MidLevel

$1,628.00 Fixed

BlueSky VenturesFreelance · Remote · Flexible hoursAbout the roleBlueSky Ventures is launching a brand‑new SaaS product from scratch. We need a focuse...

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

REST API Developer for Webhook Integration Workstream

Nov 2, 2026 - MidLevel

$1,628.00 Fixed

BlueSky VenturesFreelance · Remote · Flexible hoursAbout the roleBlueSky Ventures is launching a brand‑new SaaS product from scratch. We need a focuse...

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

REST API Developer – High-Volume API Design

Nov 2, 2026 - MidLevel

$1,628.00 Fixed

BlueSky VenturesFreelance · Remote · Flexible hoursAbout the roleBlueSky Ventures is launching a brand‑new SaaS product from scratch. We need a focuse...

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

REST API Developer – Service Reliability Initiative

Nov 2, 2026 - MidLevel

$1,628.00 Fixed

BlueSky VenturesFreelance · Remote · Flexible hoursAbout the roleBlueSky Ventures is launching a brand‑new SaaS product from scratch. We need a focuse...

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

Senior Database Administrator Needed for Customer-Facing Query Plan Overhaul

Nov 2, 2026 - Senior

$1,683.00 Fixed

NexGen MediaProject-based · Remote · Flexible hoursAbout the roleNexGen Media is kicking off a greenfield SaaS product for a remote‑first team. We nee...

PostgreSQL MySQL MongoDB Database Migration Linux Administration
  • Proposal: 0
  • Less than 3 month

.NET Core Developer – Cloud-Native API Design

Nov 2, 2026 - MidLevel

$1,919.00 Fixed

CoreData SystemsPart-time · Remote · Flexible hoursAbout the roleCoreData Systems is enhancing its B2B SaaS platform with a multi‑tenant feature set....

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

REST API Developer – API Design Rollout

Nov 2, 2026 - MidLevel

$2,284.00 Fixed

Vertex AnalyticsFreelance · Remote · Flexible hoursAbout the roleVertex Analytics is orchestrating a critical integration effort that links its billin...

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

REST API Developer – Mission-Critical API Design

Nov 2, 2026 - MidLevel

$2,284.00 Fixed

Vertex AnalyticsFreelance · Remote · Flexible hoursAbout the roleVertex Analytics is orchestrating a critical integration effort that links its billin...

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