71 junior backend engineer jobs at 52 companies in Peekskill, NY
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Backend Engineer
New York City, New York, United States
$150k-$200k/yrHybridFull Time
Marble Health: Virtual mental health platform connecting students to licensed therapists.
2+ YOERequires 2+ years of software engineering experience, strong coding and problem-solving skills, and ability to work onsite in New York City 3+ days weekly. Startup and health tech experience are valued.
Polymarket: A decentralized platform for trading on real-world event outcomes.
1+ YOE1+ years backend experience, proficiency in TypeScript/Python/Go, third-party API integration, Linux and cloud tooling comfort, experience shipping production code; AI-assisted development familiarity preferred.
TypeScript, Python, Go, Claude Code, Codex, Cursor, Linux, Kafka, RabbitMQ
Eulerity: AI-driven marketing automation for franchise and multi-location brands.
1+ YOE1–3 years backend development experience with at least 1 year in Java, experience using AI agents/LLMs, familiarity integrating third-party APIs, strong communication and problem-solving; based in NYC tri-state and available full-time.
Barstool Sports: Produces sports podcasts, blogs, and digital media content.
2+ YOE2+ years JavaScript/TypeScript backend experience, building REST APIs, working with databases and cloud (AWS/GCP), writing unit/integration tests, and operating in high-traffic production environments.
Stripe: Provides global financial infrastructure and payment processing for businesses.
2+ YOERequires 2–12+ years of industry software engineering experience, strong coding in any language, collaboration skills, autonomy, and interest in generalist work across technologies and stacks.
IBMNew York Stock Exchange: IBM: Global technology providing enterprise software, cloud, and consulting.
1+ YOEMaster's degree in engineering, programming, computer science, or related field plus 1 year of hardware development experience; bachelor's plus 5 years accepted. Requires Assembler, C/C++, Python, Shell, GitHub, and Visual Studio Code.
Assembler, C, C++, Python, Shell, GitHub, Visual Studio Code
Los Angeles or Seattle or San Francisco or Palo Alto or New York City or Bellevue or Santa Monica
$100k-$176k/yrOnsiteFull Time
SnapNYSE: SNAP: Develops social media applications and augmented reality technology.
1+ YOEBS/BA in a technical field or equivalent experience,1+ years post-Bachelor software development,experience with backend/distributed systems; proficiency in Java/C++/Python and cloud/NoSQL tooling preferred.
San Jose or Los Angeles or Singapore or New York City or London or Dublin or Paris or Berlin or Dubai or Jakarta or Seoul or Tokyo
$128k-$256k/yrOnsiteFull Time
TikTok: Global short-form video hosting and social media platform.
Bachelor's or master's degree in computer science, computer engineering, software engineering, or related field; backend programming fluency and strong data structures, algorithms, operating systems, networking, and database knowledge.
2+ YOEBachelor's in a technical field or equivalent experience,2+ years post-Bachelor’s software development experience,experience with distributed systems,operational skills,collaboration and strong CS fundamentals.
ByteDance: Developing AI-driven content platforms and mobile applications.
Bachelor's or Master's in Computer Science or related field, coursework or internship experience in web apps, Unix/Linux, distributed systems, networking, strong programming and problem-solving skills.
Mirage: AI platform for automated video creation and professional editing.
2+ YOE2+ years industry experience; backend engineering across services, APIs, data/ML pipelines; distributed systems, scalability, and production operations; strong problem-solving and product focus.
New York City or San Francisco or London or Sydney
$170k-$240k/yrOnsiteFull Time
Sigma Computing: Cloud-native analytics platform featuring a spreadsheet-style interface.
2+ YOE2+ years building high-quality software; strong CS fundamentals; experience with backend services, continuous deployment, and cloud infrastructure; teamwork and ownership mindset.
Sunnyvale or San Francisco or New York City or Seattle or Ann Arbor
$131k-$285k/yrHybridFull Time
DoorDashNYSE: DASH: Local food delivery and on-demand logistics platform.
2+ YOEBachelor's, master's, or PhD in Computer Science or equivalent; 2+ years of backend experience; AI coding tool proficiency; REST, SQL/NoSQL, service architecture, testing, and scalability expertise.
Claude Code, Codex, Cursor, Electronic Medical Records (EMR), HTTP, REST, SQL, NoSQL, Postgres, Redis, Elasticsearch, RabbitMQ, Gem, Covey
Final-year 2027 B.Tech, B.E., or dual-degree student from IIT, NIT, or IIIT in CSE, IT, or a related branch, with strong Python, backend, database, API, Git, and DSA skills.
Rippling: Unified platform managing workforce HR, IT, and finance operations
Current undergraduate/graduate student in CS or related field, previous software engineering internship experience with Python, backend programming skills, strong communication and critical thinking.
System Integration and Test Engineer- CWW Backend Nights
Wilton, Connecticut, United States
OnsiteFull Time
ASMLNASDAQ: ASML: Manufactures lithography systems used to print patterns on wafers.
0+ YOEBachelor's in a technical discipline required, 0-1 year manufacturing/production experience preferred, cleanroom and optical fabrication experience a plus, able to troubleshoot production issues, lift up to 20 lbs, and be work-authorized in the US without sponsorship.
Ornn: Building financial infrastructure for the AI compute economy.
1+ YOERequires 1+ year shipping production software, strong Python, backend API and data-system experience, full-stack capability, independent work, and a BS or MS in computer science or a related field.
Hauler Hero: AI-powered operating system for waste management companies.
2+ YOE2+ years software engineering experience; strong backend fundamentals (Java, Python, C#, Go or similar); frontend framework experience (React, Vue, Angular or similar); relational DB experience (PostgreSQL, MySQL); REST API knowledge; Git and unit testing; strong communication.
Claude (Opus 4.5), Claude Code, Cursor, GitHub Copilot, Java, Kotlin, Spring Boot, React, TypeScript, PostgreSQL, PostGIS, MySQL, Python, C#, Go, Git, Docker, Redis, Firestore, Google Cloud Platform, AWS, Azure, Native Android
Software Engineering Intern (Front End or Back End)
New York City or United States
RemoteMultiple Commitments Available
Zant: High-performance coaching platform for leaders, founders, and funds.
Pursuing or holding a BS/MS in computer science, engineering, or related field; front-end or back-end specialization; comfortable with Cursor and Xano; strong communication, documentation, and problem-solving skills.
New York or Los Angeles or Boston or Jersey City or Houston
$115k-$130k/yrRemoteAll Commitments Available
Makai Labs: Provides AI-powered enterprise automation and human-machine teaming solutions.
Hands-on AI engineer with Python skills; experience building AI apps; internship/coursework/research or projects; ability to prototype and iterate quickly.