Junior Backend Developer Jobs

Junior Backend Developer jobs hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $137,047/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. 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

Layer6

layer6.ai
Headquartered in Toronto, Ontario, Canada, Layer 6 AI is an artificial intelligence research laboratory and engineering organization operating as the AI center of excellence for TD Bank Group. Founded in 2016 and acquired by TD Bank in 2018, the company develops and deploys enterprise-grade deep learning, generative AI, and time-series forecasting models across retail banking, wealth management, and financial operations.
layer6.ai • HQ: Toronto, Canada • Artificial Intelligence • 1001-5000 employees • Est. 2016
HQ: Toronto, Canada • Artificial Intelligence • 1001-5000 employees • Est. 2016
Verified live 1 hour ago

Associate Software Engineer (Fullstack)

$50k – $116k per year (Estimated) • Junior • 2+ years expIn office (Toronto, London, Canada) • Full-Time • Junior
COBOL
Java
Node JS
SQL
TypeScript
JavaScript
COBOL
JCL
Databases
Db2
IMS
Frontend
Angular
DevOps
Rest API
CI/CD
Apply
Verified live · 1 hour ago 5 days ago

Software Engineer I

$51k – $118k per year (Estimated) • Junior • 3+ years expIn office (Toronto, Canada) • Master's Degree • Full-Time • Junior
JavaScript
Node JS
Python
SQL
TypeScript
Databases
MS SQL
PostgreSQL
Frontend
React.js
DevOps
Backstage
CI/CD
Git
GitHub Actions
GitHub
Apply
Report

Citi

citi.com
Citi is a leading global financial services company headquartered in New York City, offering a broad range of banking, investment, and wealth management services to consumers, corporations, and institutions. As one of the world's largest banking institutions, it operates across more than 160 countries and jurisdictions, serving as a critical facilitator of global commerce. Through its primary consumer division, Citibank, alongside its institutional businesses, the company provides everyday banking, credit cards, capital markets solutions, and cross-border payment infrastructure worldwide.
citi.com • HQ: New York, United States • Credit Cards • Financial Services • Banking • 1001-5000 employees • Est. 1900
HQ: New York, United States • Credit Cards • Financial Services • Banking • 1001-5000 employees • Est. 1900
Verified live · 1 hour ago 5 days ago

Java Developer - Officer

$79k – $111k per year • Junior • 2+ years expRemote/Hybrid (Mississauga, Canada) • Full-Time • Junior
Java
Java
Spring Boot
Spring Cloud
Spring Security
Apply
Verified live · 1 hour ago 27 days ago

Full Stack Java Developer

$57k – $133k per year (Estimated) • Junior • 2+ years expRemote/Hybrid (Mississauga, Canada) • Bachelor's Degree • Full-Time • Junior
JavaScript
TypeScript
Java
Java
Spring Boot
Databases
Apache Kafka
Frontend
Angular
JQuery
DevOps
Git
Apply
Verified live · 1 hour ago 27 days ago

Software Engineer – Margin Technology - Officer

$79k – $111k per year • Junior • 2+ years expRemote/Hybrid (Mississauga, Canada) • Bachelor's Degree • Full-Time • Junior
Java
Python
SQL
Databases
Apache Kafka
DynamoDB
DevOps
AWS
Kubernetes
Amazon S3
Apply
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Infobip

infobip.com
Infobip is a cloud communications company headquartered in Vodnjan, Croatia, and founded in 2006. The company runs a communications platform as a service that lets businesses reach customers over SMS, voice, email, WhatsApp, and other messaging channels through a single set of APIs. It operates its own global network with direct connections to hundreds of mobile operators and serves enterprise customers from more than 70 offices worldwide.
infobip.com • HQ: Vodnjan, Croatia • Cloud Computing • Information Technology • Conversational AI • Artificial Intelligence • Communication & Collaboration • IoT Connectivity • Telecommunications • Software • 501-1000 employees • Est. 2006
HQ: Vodnjan, Croatia • Cloud Computing • Information Technology • Conversational AI • Artificial Intelligence • Communication & Collaboration • IoT Connectivity • Telecommunications • Software • 501-1000 employees • Est. 2006
Verified live · 3 hours ago 5 days ago

Junior/Mid Software Engineer

Equity • Junior • 1+ year expRemote/Hybrid (Osijek, Zagreb, Croatia) • Full-Time • Junior
Java
Kotlin
C#
TypeScript
C#
.NET
Java
Spring Boot
Databases
Apache Kafka
PostgreSQL
Apply
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Sprout Social

sproutsocial.com
Sprout Social is a leading provider of social tools that help businesses become better marketers, build stronger relationships with their customers and create the world's most beloved brands.
sproutsocial.com • New York • Chicago • Advertising • Sales & Marketing • Social Media Marketing
New York • Chicago • Advertising • Sales & Marketing • Social Media Marketing
$61k – $76k per year (net) • Equity • Junior • 2+ years expRemote/Hybrid (Chicago, United States) • Full-Time • Junior • Polish: C1 • English: C1
C#
C++
Java
Python
SQL
Databases
HBase
MySQL
DevOps
AWS
Kubernetes
SRE
Apply
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European Dynamics

eurodyn.com
European Dynamics is a leading European IT services provider and software vendor specializing in e-government and public-sector digital transformation. Operating internationally across dozens of countries, the company designs, develops, and manages complex software systems for national government bodies, EU institutions, and international organizations.
eurodyn.com • HQ: Athens, Greece • Information Technology • Government • Digital Government • 1001-5000 employees • Est. 1993
HQ: Athens, Greece • Information Technology • Government • Digital Government • 1001-5000 employees • Est. 1993
Verified live · 1 day ago 5 days ago

Junior Python Developer

Junior • Athens • Remote (Greece) • Junior
Python
Python
pySpark
AI/ML
Pandas
Spark
NumPy
SciPy
DevOps
AWS
Azure
Analytics
Matplotlib
Seaborn
Apply
Open 1250 daysVerified live · 1 day ago 3 years ago

Junior Java Developer/Consultant

Junior • Athens • Remote (Greece) • Bachelor's Degree • Full-Time • Junior
Java
Java
Maven
DevOps
Git
Apply
Open 1618 daysVerified live · 1 day ago 4 years ago

Python Developer

Junior • 1+ year expAthens • Remote (Greece) • Bachelor's Degree • Full-Time • Junior
Python
SQL
AI/ML
Spark
DevOps
Azure
Apply
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Accenture

accenture.com
Accenture is a leading global professional services company specializing in strategy, consulting, technology, and operations services. Headquartered in Dublin, Ireland, the firm helps organizations optimize their business performance, navigate digital transformation, and implement advanced technologies like AI and cloud computing.
accenture.com • HQ: Dublin, Ireland • HQ: Chicago, United States • Artificial Intelligence • IT Consulting • Information Technology • 5000+ employees • Est. 1989
HQ: Dublin, Ireland • HQ: Chicago, United States • Artificial Intelligence • IT Consulting • Information Technology • 5000+ employees • Est. 1989
$18k – $48k per year (Estimated) • Junior • 2+ years expIn office (Bengaluru, India) • Full-Time • Junior
Java
Java
Spring Boot
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OneChronos

onechronos.com
OneChronos is a U.S. equities ATS designed bottom-up to fundamentally address the growing gap between how trading venues match orders and how traders need to execute.
onechronos.com • New York • FinTech • Financial Services • Capital Markets • 51-200 employees
New York • FinTech • Financial Services • Capital Markets • 51-200 employees
Top 25% payVerified live · 2 hours ago 5 days ago

Software Engineer, Data Platform

$115k – $200k per year • Junior • 1+ year expIn office (New York, United States) • Bachelor's Degree • Full-Time • Junior
Python
Rust
SQL
TypeScript
AI/ML
Dagster
Analytics
ETL/ELT
Apply
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Leidos

leidos.com
Leidos is a defense, intelligence, civil, and health information technology enterprise. Headquartered in Reston, Virginia, the Fortune 500 company (NYSE: LDOS) operates as one of the primary IT, scientific research, and systems integration contractors for the U.S. federal government, allied defense agencies, and commercial infrastructure entities.
leidos.com • HQ: Reston, United States • Government • Cybersecurity • Military • 5000+ employees • Est. 2013
HQ: Reston, United States • Government • Cybersecurity • Military • 5000+ employees • Est. 2013
Verified live · 9 hours ago 5 days ago

Software Engineer

$70k – $126k per year • Junior • 2+ years expIn office (Oklahoma City, United States) • Bachelor's Degree • Full-Time • Junior
C#
C++
Swift
C#
ASP.NET Core
Databases
MS SQL
AI/ML
Claude
Copilot
Mobile
MVC
DevOps
CI/CD
Jenkins
GitHub
Cybersecurity
SonarQube
Game Dev
Unreal Engine
Design
Blender
Maya
Apply
Verified live · 9 hours ago 7 days ago

Integration Engineer I IBM Middleware

$38k – $133k per year (Estimated) • Junior • In office (Canberra, Australia) • Full-Time • Junior
Bash
Python
COBOL
COBOL
IBM MQ
DevOps
CI/CD
Kubernetes
OpenShift
Apply
Verified live · 9 hours ago 8 days ago

Electronic Warfare Software Engineer

$92k – $181k per year (Estimated) • Junior • 2+ years expIn office (Huntsville, United States) • Relocation • Bachelor's Degree • Full-Time • Junior
C++
MATLAB
AI/ML
CUDA
CUDA Toolkit
DevOps
CI/CD
Apply
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Beacon AI

beaconai.com
Beacon AI is an aviation technology company that builds AI-powered pilot assistance systems and flight safety software for commercial, private, and defense aviation. Often described as an "R2-D2 for pilots", the platform acts as an intelligent onboard teammate - integrating directly with cockpit infrastructure to assist aviators with real-time checklists, route optimization, fleet monitoring, and situational awareness to reduce human error and workload.
beaconai.com • HQ: San Francisco, United States • Artificial Intelligence • Space & Aerospace • Avionics & Flight Control
HQ: San Francisco, United States • Artificial Intelligence • Space & Aerospace • Avionics & Flight Control
Top 25% payVerified live · 1 day ago 5 days ago

Software Engineer, Backend

$135k – $190k per year • Junior • 2+ years expIn office (San Carlos, United States) • Visa sponsorship • Full-Time • Junior
JavaScript
Node JS
Python
TypeScript
DevOps
CI/CD
Apply
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ShortLoop

shortloop.dev
ShortLoop builds AI phone agents for auto dealerships that answer every call, book service and sales appointments 24/7, and run outbound campaigns at BDC quality.
shortloop.dev • Bengaluru • Conversational AI • Artificial Intelligence • AI Agents • 11-50 employees
Bengaluru • Conversational AI • Artificial Intelligence • AI Agents • 11-50 employees
Verified live · 25 min ago 5 days ago

Software Engineer - Fullstack

$21k – $32k per year • Equity 0.1–0.1% • Junior • In office (Bengaluru, India) • Full-Time
Node JS
Python
TypeScript
Databases
ClickHouse
Pinecone
AI/ML
LLM
AI Agents
Frontend
React.js
DevOps
AWS
Azure
WebRTC
Apply
Report

Travelers

travelers.com
The Travelers Companies, Inc. is an American insurance provider headquartered in New York City and founded in 1853. The company offers a comprehensive suite of property and casualty insurance products, including coverage for automobiles, homes, and diverse commercial risks such as workers compensation and general liability. It operates as a major component of the Dow Jones Industrial Average and serves customers through thousands of independent agents and brokers across the United States, Canada, the United Kingdom, and Ireland.
travelers.com • HQ: New York, United States • Risk Management • Financial Services • Insurance • 1001-5000 employees
HQ: New York, United States • Risk Management • Financial Services • Insurance • 1001-5000 employees
Top 25% payVerified live · 2 hours ago 5 days ago

Software Engineer I - Elixir, Python, AWS

$99k – $163k per year • Junior • Remote/Hybrid (Hartford, Saint Paul, United States) • Bachelor's Degree • Full-Time • Junior
Elixir
JavaScript
Python
Databases
PostgreSQL
Frontend
React.js
DevOps
AWS
AWS Lambda
gRPC
Amazon S3
Apply
Top 25% payVerified live · 2 hours ago 19 days ago

Software Engineer I (MERN, AWS)

$99k – $163k per year • Junior • 3+ years expRemote/Hybrid (Hartford, Saint Paul, United States) • Bachelor's Degree • Full-Time • Junior
JavaScript
Databases
Apache Kafka
DevOps
AWS
CI/CD
Docker
Git
Kubernetes
Rest API
Management
ServiceNow
Apply
Top 25% payVerified live · 2 hours ago 21 day ago

Software Engineer I (Typescript, Node, AWS)

$99k – $163k per year • Junior • 3+ years expRemote/Hybrid (Atlanta, Hartford, Saint Paul, United States) • Bachelor's Degree • Full-Time • Junior
C#
TypeScript
AI/ML
Claude
Claude Code
DevOps
AWS
Azure
Apply
Report

Mantis

mantisbiotech.com
Mantis builds the infrastructure layer for living, predictive models of individual human beings — forecast to the horizon where a decision still has to be made. Starting with medicine.
mantisbiotech.com • New York • Predictive Analytics • Health Care • Artificial Intelligence • 11-50 employees
New York • Predictive Analytics • Health Care • Artificial Intelligence • 11-50 employees
Top 25% payVerified live · 1 hour ago 5 days ago

Founding Engineer

$160k – $200k per year • Junior • 1+ year expIn office (New York, United States) • Full-Time • Junior
Python
TypeScript
Databases
PostgreSQL
AI/ML
LLM
Time Series Forecasting
Frontend
Next.js
React.js
Apply
Report

Wolfia

wolfia.com
Wolfia automates security questionnaires, technical answers, and trust centers with AI. Respond 10x faster with accurate, cited answers from your docs.
wolfia.com • AI Agents • Cybersecurity • Security Compliance • 11-50 employees
AI Agents • Cybersecurity • Security Compliance • 11-50 employees
$20k – $40k per year • Equity 0.1–0.1% • Junior • 1+ year expIn office • Full-Time • Junior • English
Python
TypeScript
Python
FastAPI
Databases
PostgreSQL
AI/ML
AI Agents
Claude
Claude Code
Cursor
Frontend
Next.js
Radix UI
React.js
shadcn/ui
Tailwind CSS
DevOps
AWS
Azure
CircleCI
Management
Miro
Apply
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Rockstar Recruiting AG

rockstar.jobs
At Rockstar Recruiting AG, our mission is to connect trailblazing tech experts & tech companies. With our backgrounds in psychology & IT, we understand our candidates & customers technically and personally. We love cutting-edge technology and maintain close ties to late-breaking research & disruptive startups. If you are active in tech, we are the tech recruiter you have been looking for.
rockstar.jobs • Zurich • Lucerne • Professional Services • Human Resources
Zurich • Lucerne • Professional Services • Human Resources
Top 25% pay 5 days ago

Python Software Engineer

$136k – $160k per year • Junior • 2+ years expIn office (Zurich, Switzerland) • Master's Degree • Full-Time • Middle • English
Python
AI/ML
NumPy
Pandas
Polars
SciPy
Apply
Report

Anglera

anglera.com
Anglera automatically enriches product data for retailers and distributors. Transform messy data into a structured catalog optimized for discovery.
anglera.com • San Francisco • E-commerce Platforms • Data & Analytics • Data Quality • 11-50 employees
San Francisco • E-commerce Platforms • Data & Analytics • Data Quality • 11-50 employees
Top 25% payVerified live · 1 hour ago 5 days ago

Forward Deployed Engineer

$125k – $160k per year • Equity 0.2–0.8% • Junior • 1+ year expIn office (San Francisco, United States) • Full-Time • Junior
JavaScript
Python
SQL
Analytics
ETL/ELT
Apply
Report

Peakflo

peakflo.co
If your finance team spends hours on tasks like manual data entry, 2-way/3-way matching, data validation, document categorization, vendor reconciliation, and cash application, it's time to streamline the entire process with Peakflo AI!
peakflo.co • Bangkok • Software • Financial Services • Billing & Invoicing • 51-200 employees
Bangkok • Software • Financial Services • Billing & Invoicing • 51-200 employees
Verified live · 3 hours ago 5 days ago

Forward Deployed Engineer (FDE) - (India/Remote)

$11k – $14k per year • Junior • 1+ year exp • Remote (India) • Bachelor's Degree • Full-Time • Junior • English
Python
SQL
AI/ML
AI Agents
Claude
Claude Code
Cursor
Fine-tuning
Gemini
LangChain
LlamaIndex
LLM
NLP
Prompt Engineering
RAG
Speech Recognition
OCR
Text-to-Speech
LiveKit
DevOps
GCP
Git
Analytics
A/B Testing
Apply
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Worldpay

worldpay.com
Worldpay is a global payment processing provider headquartered in Cincinnati, Ohio, and London, United Kingdom, with origins dating back to 1971. The company offers a comprehensive suite of payment technology solutions, including merchant acquiring, payment gateway services, and point-of-sale systems for diverse business sectors. It operates internationally across more than 140 countries, processing billions of transactions annually for merchants ranging from small businesses to large global enterprises.
worldpay.com • HQ: Cincinnati, United States • Blockchain & Crypto • Fraud Detection • Cybersecurity • POS Systems • Commerce • FinTech • Financial Services • Payments • 1001-5000 employees • Est. 1971
HQ: Cincinnati, United States • Blockchain & Crypto • Fraud Detection • Cybersecurity • POS Systems • Commerce • FinTech • Financial Services • Payments • 1001-5000 employees • Est. 1971
Verified live · 1 hour ago 5 days ago

Software Engineer I (C#.Net, Rest API)_2-4 Yrs_Bangalore/Pune

$13k – $34k per year (Estimated) • Junior • 2+ years expRemote/Hybrid (India) • Full-Time • Junior
C#
Databases
Apache Kafka
PostgreSQL
Redis
OpenSearch
AI/ML
Claude
LangChain
RAG
Context Engineering
DevOps
AWS
CI/CD
GitHub Actions
Grafana
Jenkins
Kubernetes
OpenTelemetry
Prometheus
Terraform
GitHub
Cybersecurity
Keycloak
QA
Playwright
Apply
Verified live · 1 hour ago 7 days ago

Software Engineer - Java 25, Spring Boot

Junior • 2+ years expRemote/Hybrid (Bucharest, Romania) • Full-Time • Junior
Java
DevOps
Ansible
AWS
CI/CD
Terraform
Apply
Verified live · 1 hour ago 20 days ago

Backend Software Engineer

$21k – $75k per year (Estimated) • Junior • 2+ years expRemote/Hybrid (São Paulo, Brazil) • Full-Time • Junior
C++
Java
Pascal
Apply
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BlueCargo

bluecargo.io
International Freight Audit and Spend Management on all containerized Supply Chain across all modes. Supply Chain Freight Audit and Pay, all in one source of truth.
bluecargo.io • New York • Los Angeles • Transportation & Logistics • Supply Chain • Freight Forwarding • 51-200 employees
New York • Los Angeles • Transportation & Logistics • Supply Chain • Freight Forwarding • 51-200 employees
Verified live · 1 hour ago 5 days ago

Junior Software Engineer

$90k – $110k per year • Equity • Junior • In office (Los Angeles, United States) • Full-Time • Junior
Python
JavaScript
Python
Django
Databases
PostgreSQL
DevOps
AWS
AWS Lambda
CircleCI
Amazon S3
Apply
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Encord

encord.com
Train and run AI on the right data. The data infrastructure layer for Physical AI and Enterprise teams - multimodal by design, from pre and post-training to deployment.
encord.com • San Francisco • London • New York • Bengaluru • Machine Learning • Artificial Intelligence • Data & Analytics • 51-200 employees
San Francisco • London • New York • Bengaluru • Machine Learning • Artificial Intelligence • Data & Analytics • 51-200 employees
Verified live · 2 hours ago 5 days ago

Associate Full-Stack Engineer, Front-End Leaning

$56k – $132k per year (Estimated) • Junior • 1+ year expIn office (London, United Kingdom) • Full-Time • Junior
Python
TypeScript
AI/ML
CUDA
CUDA Toolkit
PyTorch
Ray
DevOps
GCP
Kubernetes
Management
UiPath
Apply
Report

Mercor

mercor.com
Mercor is an artificial intelligence infrastructure company headquartered in San Francisco, California, and founded in 2023. The company operates a platform that connects a global network of domain experts, including physicians, lawyers, and engineers, with AI labs to provide high-quality data for reinforcement learning from human feedback (RLHF) and model evaluation. It develops specialized benchmarks like APEX to measure model performance on economically valuable tasks and provides enterprises with tools to monetize their workflow data for AI training.
mercor.com • HQ: San Francisco, United States • Professional Services • Data Collection • Data & Analytics • Reinforcement Learning • LLM & Generative AI • Artificial Intelligence • 501-1000 employees • Est. 2023
HQ: San Francisco, United States • Professional Services • Data Collection • Data & Analytics • Reinforcement Learning • LLM & Generative AI • Artificial Intelligence • 501-1000 employees • Est. 2023
Top 25% payVerified live · 17 min ago 5 days ago

Software Engineer, Platform

$130k – $500k per year • Equity • Junior • 2+ years expIn office (New York, United States) • Relocation • Full-Time • Junior
Apply
Top 25% payVerified live · 17 min ago 21 day ago

Fullstack Software Engineer, Agent Platform

$130k – $500k per year • Equity • Junior • 2+ years expIn office (San Francisco, United States) • Relocation • Full-Time • Junior
JavaScript
Node JS
Python
TypeScript
AI/ML
AI Agents
LLM
Human-in-the-Loop
Frontend
Next.js
React.js
DevOps
Rest API
Platform Engineering
Apply
$120k – $222k per year (Estimated) • Junior • 2+ years expSan Francisco • Remote (United States, United Kingdom) • Full-Time • Junior
Claude
Claude Code
Cursor
Windsurf
OpenAI Codex
Apply
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Junior Backend Developer Jobs
Frequently asked questions
How many Junior Backend Developer jobs are available on Alion?
There are currently 1650 active listings from 857 hiring companies on Alion, refreshed daily.
What salary do Junior Backend Developer jobs pay?
The average salary is around $137,047 per year based on the current listings.
Are remote options available for Junior Backend Developer jobs?
Yes, many of these roles offer remote or hybrid work, and you can filter listings by remote, relocation and visa sponsorship.
How do I apply for Junior Backend Developer jobs?
Open any listing on Alion and apply directly with the employer through the provided link - no lengthy sign-up required.