Rest API Jobs - Remote & On-site

Rest API jobs at vetted startups and product companies on Alion. Search backend, API design and integration roles; many positions support remote work and salary ranges are shown where available. Listings updated daily. Browse and apply today.

AI/ML
Data Science
Backend
Frontend
Mobile
DevOps
Web3
Games
Hardware
Robotics
Security
QA
Executive
Networking
Product
Design
Analytics
Support
Enterprise Apps
Quantum

Awareson

awareson.com
Awareson is a Poland-based IT recruitment and staff augmentation agency that specializes in sourcing top-tier technology and SAP talent. The company offers flexible engagement options - including body leasing, permanent recruitment, and managed services - to help global enterprises scale their engineering teams. By focusing on specialized technical domains like DevOps, cloud infrastructure, enterprise software, and cybersecurity, it connects international clients with vetted IT professionals across Europe.
awareson.com • HQ: Warsaw, Poland • Professional Services • Information Technology • IT Outsourcing • Human Resources
HQ: Warsaw, Poland • Professional Services • Information Technology • IT Outsourcing • Human Resources
$48k – $62k per year • Junior • Warsaw • Remote (Poland) • Master's Degree • Junior • Polish: C1
Java
SQL
Databases
Oracle
DevOps
Git
Rest API
Apply
$74k – $90k per year • Senior • Warsaw • Remote (Poland) • Senior • Polish: C1
Java
SQL
Java
Spring Boot
Spring Security
Databases
Apache Kafka
PostgreSQL
RabbitMQ
AI/ML
Prompt Engineering
RAG
AI Agents
Anthropic
Function Calling
OpenAI
DevOps
AWS
GCP
Rest API
Cybersecurity
PCI DSS
Apply
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Boldare

boldare.com
At Boldare, we go beyond just discussing great products - we create them with our clients. Explore our case studies to see how we've helped launch outstanding AI-powered solutions on the market, all while upholding our high quality service standards.
boldare.com • Gliwice • Information Technology • Artificial Intelligence • Software • 51-200 employees • Est. 2004
Gliwice • Information Technology • Artificial Intelligence • Software • 51-200 employees • Est. 2004
2 months ago

PHP Developer

$32k – $51k per year • Middle • 3+ years expGliwice • Remote (Poland) • Full-Time • Middle • Polish
PHP
PHP
Laravel
PHPUnit
Symfony
Databases
MySQL
PostgreSQL
AI/ML
ChatGPT
Claude
Claude Code
Copilot
DevOps
Git
Rest API
CI/CD
Docker
GitHub Actions
GitLab CI
GitHub
GitLab
Apply
Open 145 daysVerified live · 3 hours ago 5 months ago

Java Developer

$45k – $78k per year (Estimated) • Middle • 4+ years expRemote/Hybrid • Full-Time • Middle • English: B2 • Polish: C1
Java
Java
Spring Boot
Databases
PostgreSQL
Redis
AI/ML
ChatGPT
Copilot
DevOps
Git
Rest API
Docker
Kubernetes
Management
Notion
QA
Swagger
Apply
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TARGET-INTERNATIONAL SCHOOL

targetschool.uz
targetschool.uz • Tashkent • Primary Education • Education
Tashkent • Primary Education • Education
Verified live · 9 min ago 2 months ago

Mobile developer — Flutter o'qituvchisi

$7.7k – $14k per year (net) • In office (Tashkent, Uzbekistan)
Dart
Dart
Bloc
Riverpod
Databases
Firestore
SQLite
Mobile
Codemagic
Firebase
Flutter
State Management
DevOps
CI/CD
Git
GitHub Actions
Rest API
GitHub
Design
Figma
Apply
Report

Magenta Team

magentateam.pl
Magenta Team is a Polish software development and IT consulting agency that specializes in creating custom web applications, mobile apps, and enterprise digital solutions. The company provides end-to-end technology services, including UI/UX design, software engineering, and system integration tailored to diverse business clients. By leveraging modern frameworks and agile methodologies, it helps organizations modernize their digital products and optimize operational processes.
magentateam.pl • HQ: Warsaw, Poland • Information Technology • Telecommunications • Mobile Networks • Est. 2001
HQ: Warsaw, Poland • Information Technology • Telecommunications • Mobile Networks • Est. 2001
$71k – $117k per year (Estimated) • Staff+ • Warsaw • Remote (Poland, Pakistan, United States) • Full-Time • Architect • Polish: C1
AWS
Git
Rest API
Management
Confluence
Jira
Apply
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KnowDis AI

knowdis.ai
KnowDis AI is a tech company that builds intelligent search, recommendation, and automation tools for e-commerce businesses using ML, NLP, and computer vision to improve user experience and operations.
knowdis.ai • Bengaluru • Recommendation Systems • Commerce • Artificial Intelligence • Est. 2018
Bengaluru • Recommendation Systems • Commerce • Artificial Intelligence • Est. 2018
2 months ago

Full Stack Engineer

$15k – $40k per year (Estimated) • Junior • 1+ year exp • Remote (India) • Junior
JavaScript
Node JS
Node JS
Express
Frontend
Bootstrap
Material UI
React.js
DevOps
CI/CD
Rest API
Apply
Report
Polskie Sieci Elektroenergetyczne S.A. są operatorem elektroenergetycznego systemu przesyłowego w Polsce. Celem spółki jest zapewnienie niezawodnej pracy sieci przesyłowej i dostaw energii elektrycznej do wszystkich regionów kraju. Nasza firma jest właścicielem ponad 15 000 km linii oraz 109 stacji elektroenergetycznych najwyższych napięć. PSE S.A. odpowiadają za utrzymanie, eksploatację i rozwój systemu przesyłowego, co ma bezpośredni wpływ na bezpieczeństwo energetyczne Polski.
pse.pl • Warsaw • Smart Grid • Energy & Utilities • Power Grid
Warsaw • Smart Grid • Energy & Utilities • Power Grid
$55k – $100k per year (Estimated)In office (Warsaw, Poland) • Full-Time • Polish: C1
Python
SQL
Python
Django
FastAPI
Flask
SQLAlchemy
SQLModel
Databases
MySQL
PostgreSQL
AI/ML
NumPy
DevOps
AWS
Azure
CI/CD
Docker
GitHub Actions
GitLab CI
Jenkins
Kubernetes
Rest API
Terraform
GitHub
GitLab
Apply
Report

Capslock AI

capslockmarketplaces.ai
Headquartered in Bengaluru, India, Capslock AI is a consumer product studio that develops artificial-intelligence-first mobile applications tailored for users across India. The company's portfolio encompasses a variety of digital tools, including AI-driven language learning platforms, devotional wellness apps, generative creative tools, and automated video advertising systems. Through localized content and intuitive design, it aims to make emerging technologies accessible to both first-time smartphone users and digital natives.
capslockmarketplaces.ai • HQ: Bengaluru, India • Software • Commerce • Artificial Intelligence • Est. 2023
HQ: Bengaluru, India • Software • Commerce • Artificial Intelligence • Est. 2023
2 months ago

Flutter Developer

In office (Bengaluru, India)
Dart
Dart
Bloc
GetX
Riverpod
Mobile
Firebase
Flutter
State Management
DevOps
Git
Rest API
Apply
Report

Concentric AI

concentric.ai
Concentric is a leading provider of AI-based solutions for data security that helps to identify unstructured data discovery, and monitor risk. It offers data risk report, video datasheet to secure data properly.
concentric.ai • Pune • Bengaluru • Security Compliance • Data & Analytics • Cybersecurity • Est. 2018
Pune • Bengaluru • Security Compliance • Data & Analytics • Cybersecurity • Est. 2018
$23k – $61k per year (Estimated) • Senior • In office (Pune, India) • Bachelor's Degree • Senior
Java
SQL
Java
Spring Boot
Databases
Apache Kafka
DevOps
AWS
Docker
Kubernetes
Rest API
CI/CD
Git
Apply
Report

CheQ

cheq.one
CheQ is an Indian fintech platform that allows consumers to manage and pay all their credit card and utility bills in one centralized dashboard. It incentivizes timely repayments by rewarding users with proprietary digital tokens that can be redeemed for bill discounts, brand vouchers, or cash benefits. Additionally, the application offers personalized credit management tools and financial services to help users monitor their credit health and streamline everyday transactions.
cheq.one • Bengaluru • Hyderabad • Financial Services • Credit Cards • FinTech • Est. 2022
Bengaluru • Hyderabad • Financial Services • Credit Cards • FinTech • Est. 2022
$30k – $76k per year (Estimated) • Senior • 5+ years expIn office (Bengaluru, India) • Senior
Python
Python
Django
FastAPI
Flask
Databases
Apache Kafka
Google BigQuery
MySQL
RabbitMQ
Redis
FAISS
Milvus
Pinecone
Qdrant
Weaviate
AI/ML
Embeddings
Keras
LangChain
LlamaIndex
LLM
Prompt Engineering
PyTorch
RAG
TensorFlow
Claude
Gemini
Llama
Vertex AI
OpenAI
DevOps
AWS
CI/CD
GCP
GitHub Actions
Rest API
Vector
GitHub
Docker
Kubernetes
Apply
2 months ago

iOS Developer

$5.5k – $59k per year (Estimated) • Junior • 2+ years expIn office (Bengaluru, India) • Junior
Objective-C
Swift
Mobile
Combine
MVVM
State Management
SwiftUI
UIKit
Core Data
Fastlane
DevOps
Git
Rest API
CI/CD
GitHub Actions
GitHub
Apply
Report

StatusNeo

statusneo.com
StatusNeo is an international IT consultancy and digital engineering firm that specializes in cloud-native transformation, data engineering, and custom software development. The company helps enterprises modernize legacy systems, adopt modern Agile practices, and build scalable digital products across industries like finance, healthcare, and retail. Through its global delivery centers, it provides end-to-end technology solutions ranging from enterprise architecture and DevOps automation to AI-driven data analytics.
statusneo.com • Abu Dhabi • DevOps • Artificial Intelligence • Cloud Computing • Est. 2019
Abu Dhabi • DevOps • Artificial Intelligence • Cloud Computing • Est. 2019
2 months ago

Sr. Fullstack Engineer

Senior • 6+ years exp • Remote (United Arab Emirates) • Senior
JavaScript
Python
TypeScript
Python
Django
FastAPI
AI/ML
AI Agents
RAG
LangChain
Edge AI
AutoGen
CrewAI
LangGraph
NLP
Prompt Engineering
Semantic Kernel
LLM Guardrails
OpenAI
Frontend
React.js
DevOps
AWS
Azure
CI/CD
GCP
Rest API
Vector
Docker
Kubernetes
Terraform
Apply
Report

Kraken

kraken.com
Kraken Pro 24k Get the app Premium service.Curated rewards. Confirm eligibility Kraken VIP offers an unparalleled experience for ultra-high-net-worth individuals.
kraken.com • HQ: San Francisco, United States • Financial Services • Artificial Intelligence • Cryptocurrencies • Blockchain & Crypto • Crypto Exchanges
HQ: San Francisco, United States • Financial Services • Artificial Intelligence • Cryptocurrencies • Blockchain & Crypto • Crypto Exchanges
$89k – $217k per year (Estimated) • Senior • Remote (United States, Japan) • Visa sponsorship • Bachelor's Degree • Senior
Python
Python
Celery
Django
Databases
PostgreSQL
DevOps
Rest API
AWS
Terraform
Cybersecurity
GDPR
Apply
Report

I2Oretail

i2oretail.com
i2o Retail is a provider of AI-based suite solution for businesses. Its solution offerings include sales analytics, price tracking & monitoring, content monitoring & management, PPC, promotions management, etc.
i2oretail.com • Hyderabad • Sales & Marketing • Data & Analytics • Commerce • Est. 2018
Hyderabad • Sales & Marketing • Data & Analytics • Commerce • Est. 2018
2 months ago

Full Stack Developer

In office (Hyderabad, Pakistan)
JavaScript
SQL
TypeScript
Node JS
Java
Node JS
Axios
Java
Spring Boot
Databases
Apache Kafka
Google BigQuery
PostgreSQL
AI/ML
dbt
Frontend
React.js
AG Grid
Chart.js
React Hook Form
Recharts
Zod
DevOps
Docker
GCP
Google Cloud Run
Google GKE
Grafana
Kubernetes
Prometheus
Rest API
Cybersecurity
Keycloak
Apply
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9Amhealth

9amhealth.com
9amhealth.com • San Diego • Vienna • Digital Health • Health Care
San Diego • Vienna • Digital Health • Health Care
Verified live · 7 hours ago 2 months ago

VP, Data

$161k – $306k per year (Estimated) • Executive • Remote/Hybrid • Full-Time • Architect
Java
Python
TypeScript
JavaScript
Java
Spring Boot
Databases
MySQL
AI/ML
ChatGPT
Claude
Cursor
Lovable
Frontend
React.js
Mobile
Capacitor
Ionic
DevOps
AWS
Rest API
Cybersecurity
HIPAA
Analytics
A/B Testing
Design
Figma
Management
Confluence
Google Workspace
Jira
Miro
Slack
Marketing
HubSpot
Mixpanel
Zendesk
Apply
Report

Materialise

materialise.com
Materialise is a Belgian company founded in 1990 and headquartered in Leuven. It is a world leader in 3D printing software and produces medical implants, surgical guides and industrial parts. The company is listed on Nasdaq and its Magics software is an industry standard for additive manufacturing.
materialise.com • HQ: Leuven, Belgium • Hardware • 3D Printing • 501-1000 employees • Est. 1990
HQ: Leuven, Belgium • Hardware • 3D Printing • 501-1000 employees • Est. 1990
Verified live · 4 hours ago 2 months ago

IT Test Engineer Automation C#

Middle • 3+ years expIn office (Kyiv, Ukraine) • Master's Degree • Full-Time • Middle • English: B2
C#
DevOps
CI/CD
Git
Rest API
Marketing
Salesforce
QA
Playwright
Postman
Apply
Report
The New Jersey Institute of Technology is a prominent public research university located in Newark, New Jersey, specializing in science, technology, engineering, and mathematics (STEM) fields. Established in 1881, the institution offers a diverse range of undergraduate and graduate programs across multiple specialized schools, including computing, engineering, and architecture. Recognized as an R1 research university, it combines rigorous technical education with robust industry partnerships to deliver strong career outcomes and exceptional return on investment for its students.
njit.edu • HQ: Newark, United States • Real Estate • Higher Education • Education • 501-1000 employees
HQ: Newark, United States • Real Estate • Higher Education • Education • 501-1000 employees
Verified live · 11 hours ago 2 months ago

Senior Data Scientist & AI Engineer

$79k – $149k per year • Senior • 1+ year expIn office (Guttenberg, United States) • PhD • Full-Time • Senior
Python
SQL
Databases
Snowflake
AI/ML
AI Agents
Fine-tuning
LLM
RAG
Streamlit
Time Series Forecasting
DevOps
Cortex
Git
Rest API
Prometheus
Management
ServiceNow
Apply
Report

ACI Worldwide

aciworldwide.com
ACI Worldwide is a global software company that provides a comprehensive suite of real-time payment processing solutions for corporates and powers digital payments and banking 6,000+ organizations.
aciworldwide.com • Bengaluru • Omaha • Cape Town • Pune • San Francisco • Professional Services • Artificial Intelligence • Financial Services • 1001-5000 employees • Est. 1975
Bengaluru • Omaha • Cape Town • Pune • San Francisco • Professional Services • Artificial Intelligence • Financial Services • 1001-5000 employees • Est. 1975
Verified live · 1 hour ago 2 months ago

Principal Software Engineer (Java)

$30k – $78k per year (Estimated) • Lead • 10+ years expIn office (Bengaluru, India) • Bachelor's Degree • Principal
Java
TypeScript
JavaScript
Java
Hibernate
Spring Boot
Databases
Apache Kafka
AI/ML
AI Agents
Copilot
Cursor
Prompt Engineering
RAG
OpenAI
Frontend
Angular
DevOps
AWS
Azure
CI/CD
Docker
GCP
Kubernetes
OpenShift
Rest API
GitHub
Apply
Report

Hive Collective

hivecollective.co
Hive Collective is a private society of peer-vetted AI-native engineers. We partner with ambitious organizations to architect production agentic systems and build elite AI engineering teams.
hivecollective.co • Financial Services • Artificial Intelligence • AI Agents • Est. 2015
Financial Services • Artificial Intelligence • AI Agents • Est. 2015
$135k – $185k per year • Equity • Senior • 7+ years expUnited States • Remote (United States) • Full-Time • Senior
Python
JavaScript
Python
Django
Databases
PostgreSQL
AI/ML
ChatGPT
Claude
Claude Code
OpenAI Codex
Frontend
Apollo Client
GraphQL
Mobile
Modularization
DevOps
AWS
Docker
Git
Rest API
Terraform
GitHub
Management
Zapier
Marketing
Salesforce
Apply
Report

Cookunity

cookunity.com
CookUnity is a meal delivery service offering a wide selection of chef-crafted, gourmet dishes delivered directly to customers' doorsteps. The company collaborates with award-winning chefs to create diverse, restaurant-quality meals that cater to various dietary preferences and lifestyles, such as keto, vegan, paleo, and more. CookUnity focuses on providing convenience and flexibility with options ranging from 4 to 16 meals per week, which can be customized or automatically selected based on the customer's preferences.
cookunity.com • Prepared Foods • Transportation & Logistics • Delivery
Prepared Foods • Transportation & Logistics • Delivery
$52k – $118k per year (Estimated) • Senior • 5+ years expArgentina • Remote (Argentina) • Full-Time • Senior
JavaScript
Node JS
TypeScript
Node JS
Express
Databases
MySQL
PostgreSQL
Redis
Snowflake
Frontend
GraphQL
Next.js
React.js
Zustand
DevOps
AWS
CI/CD
Datadog
Docker
Kubernetes
Rest API
Terraform
Apply
Report

Tatum

tatum.io
Tatum makes blockchain development simple. It’s the go-to blockchain development platform with a unified framework for building Web3 apps using any of the 100+ protocols.
tatum.io • Brno • Cybersecurity • Hardware • Blockchain & Crypto • 51-200 employees
Brno • Cybersecurity • Hardware • Blockchain & Crypto • 51-200 employees
Verified live · 3 hours ago 2 months ago

Technical Support Engineer

In office (Brno, Czech Republic)
JavaScript
Node JS
TypeScript
Databases
Redis
DevOps
Docker
GCP
gRPC
Rest API
WebSockets
Apply
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Brookfield

brookfield.com
Brookfield Corporation is a global investment firm headquartered in Toronto, Canada, with history dating back to 1899. The company manages a diverse portfolio of assets across renewable power, infrastructure, real estate, private equity, and credit through its various listed affiliates and private funds. Operating in over 30 countries with more than $1 trillion in assets under management, the firm focuses on owning and operating long-life, high-quality assets that form the backbone of the global economy.
brookfield.com • HQ: Toronto, Canada • Wealth Management • Transport Infrastructure • Transportation & Logistics • Energy & Utilities • Real Estate • Real Estate Investment • Financial Services • Asset Management • 501-1000 employees
HQ: Toronto, Canada • Wealth Management • Transport Infrastructure • Transportation & Logistics • Energy & Utilities • Real Estate • Real Estate Investment • Financial Services • Asset Management • 501-1000 employees
Verified live · 4 hours ago 2 months ago

Senior Analyst, Application Integration

$52k – $111k per year (Estimated) • Senior • 3+ years expIn office (Toronto, Canada) • Bachelor's Degree • Full-Time • Senior
Python
SQL
Databases
Snowflake
Databricks
AI/ML
Streamlit
DevOps
Azure
Azure DevOps
CI/CD
Rest API
SLI/SLO/SLA
Analytics
ETL/ELT
Management
ServiceNow
Jira
Apply
Open 146 daysVerified live · 4 hours ago 5 months ago

Senior Analyst

$20k – $45k per year (Estimated) • Senior • 3+ years expIn office (Mumbai, India) • Bachelor's Degree • Full-Time • Senior
C#
Python
SQL
Databases
Snowflake
DevOps
Azure
Azure DevOps
CI/CD
Rest API
SLI/SLO/SLA
Analytics
ETL/ELT
Apply
Report
Rest API Jobs - Remote & On-site
Frequently asked questions
Rest API: How many jobs are available now?
Alion currently lists 4,467 Rest API jobs across multiple companies, updated frequently.
Rest API: What is the typical salary for these roles?
The typical salary for Rest API roles on Alion is about $115,376 USD.
Rest API: Are remote work, relocation, or visa sponsorship options available?
Many Rest API listings are remote or hybrid; individual job posts specify relocation and visa sponsorship when available.
Rest API: How do I apply to jobs on Alion?
Open a Rest API listing to read the details and click apply to submit through the employer or Alion's application process.