Senior Back End Engineer Job at Bilt Rewards (New York)

Senior Software Engineer (Back End)

Archer is an aerospace company based in San Jose, California building an all-ele...

Location

United States , San Jose

Salary:

134400.00 - 168000.00 USD / Year

Archer Aviation

Expiration Date

Until further notice

Requirements

Small but mighty, 0 to 1 builder mentality
BS/MS/PhD in Computer Science or a related technical field
7+ years of backend software engineering experience, with a proven track record of delivering scalable backend systems
Expert-level proficiency in Python for backend application development
Strong experience with AWS, including services such as Lambda, API Gateway, S3, DynamoDB, ECS/Fargate, etc.
Proficiency with infrastructure-as-code tools such as Terraform or AWS CDK
Deep understanding of RESTful API design, microservices architecture, and distributed systems
Experience with performance tuning, system monitoring, and observability tools
Excellent debugging, analytical, and problem-solving skills
Strong communication and collaboration skills across technical and non-technical stakeholders

Job Responsibility

Design, develop, and maintain scalable backend systems and APIs to support Archer’s ride-sharing and airline operational platforms
Build cloud-native applications and services using Python and AWS technologies
Lead architectural design and system integrations, ensuring systems are modular, efficient, and secure
Develop infrastructure-as-code using Terraform or AWS CDK to provision and manage backend environments
Collaborate with stakeholders to define technical requirements and translate them into robust implementations
Own the full development lifecycle—from design and development to deployment, monitoring, and maintenance
Conduct code reviews, enforce engineering best practices, and mentor fellow engineers
Monitor system performance and reliability, and respond to production issues with effective debugging and root cause analysis

Fulltime

Senior Back-End Engineer, Institutional OTC

Blockchain.com is connecting the world to the future of finance. As the most tru...

Location

Singapore , Singapore

Salary:

Not provided

Blockchain

Expiration Date

Until further notice

Requirements

Extensive experience in C++ and/or Rust
Experience with Python and SQL
Experience in one or more of the following programming areas: Multithreading
Network programming, including multicast
Performance benchmarking and tuning
Extreme interest in delivering high quality software
Experience in trading systems architecture: Familiarity with Order Management Systems (OMS), exchange gateway connectivity, market data ingestion and processing, as well as high-throughput, low-latency systems
Basic understanding of algorithms, data structures, databases and distributed systems is must

Job Responsibility

Build low latency, scalable and highly performant trading services in RUST including Order Management System (OMS), exchange gateways, risk management systems, etc.
Enhance and maintain OMS functionality, ensuring efficient order execution, routing, and management in a high-frequency trading environment
Be a part of a fast-paced dedicated engineering team committed to constantly improving and iterating on cutting edge systems
Be at the forefront of the cryptocurrency exchange ecosystem building out a new set of financial services, systems and architecture
Gain exposure to an array of low latency, high throughput techniques and algorithms
Ensure security is at the forefront of everything you do, employing advanced encryption schemes to secure user and company data
Work closely with the other tech teams to seamlessly deliver the highest quality products and improve performance across the board

What we offer

Full-time salary based on experience and meaningful equity in an industry-leading company
Hybrid model working from home & our office in Singapore
Work from Anywhere Policy: You can work remotely from anywhere in the world for up to 20 days per year
ClassPass
Budgets for learning & professional development
Unlimited vacation policy
Apple equipment
The opportunity to be a key player and build your career at a rapidly expanding, global technology company in an emerging field
Flexible work culture

Fulltime

Senior Back-End Engineer, Trading Platform

Blockchain.com is connecting the world to the future of finance. As the most tru...

Location

France , Paris

Salary:

Not provided

Blockchain

Expiration Date

Until further notice

Requirements

Extensive experience in C++ and/or Rust
Experience with Python and SQL
Experience in one or more of the following programming areas: Multithreading
Network programming, including multicast
Performance benchmarking and tuning
Extreme interest in delivering high quality software
Experience in trading systems architecture: Familiarity with Order Management Systems (OMS), exchange gateway connectivity, market data ingestion and processing, as well as high-throughput, low-latency systems
Basic understanding of algorithms, data structures, databases and distributed systems is must

Job Responsibility

Build low latency, scalable and highly performant trading services in RUST including Order Management System (OMS), exchange gateways, risk management systems, etc.
Enhance and maintain OMS functionality, ensuring efficient order execution, routing, and management in a high-frequency trading environment
Be a part of a fast-paced dedicated engineering team committed to constantly improving and iterating on cutting edge systems
Be at the forefront of the cryptocurrency exchange ecosystem building out a new set of financial services, systems and architecture
Gain exposure to an array of low latency, high throughput techniques and algorithms
Ensure security is at the forefront of everything you do, employing advanced encryption schemes to secure user and company data
Work closely with the other tech teams to seamlessly deliver the highest quality products and improve performance across the board

What we offer

Full-time salary based on experience and meaningful equity in an industry-leading company
Hybrid model working from home & our office in Paris
Work from Anywhere Policy: You can work remotely from anywhere in the world for up to 20 days per year
ClassPass
Budgets for learning & professional development
Unlimited vacation policy
work hard and take time when you need it
Apple equipment
The opportunity to be a key player and build your career at a rapidly expanding, global technology company in an emerging field
Flexible work culture

Fulltime

Senior Back End Engineer for Streaming Data Platform

Do you want to build a high-quality data platform that will innovate financial m...

Location

Salary:

Not provided

KOR Financial

Expiration Date

Until further notice

Requirements

A minimum of 8+ years of experience as a Back End Engineer
Experience with Java and Spring Boot Framework
Experience with building and running applications on public cloud vendors like AWS
Working experience Kafka, DataBricks and Streaming data solutions
Experience profiling, debugging, and performance tuning complex distributed systems
A firm reliance on unit testing and mocking frameworks with a TDD (Test Driven Development) mindset
Knowledge of OOP principles and modern development practices

Job Responsibility

Designing and implementing the streaming data platform engine and SDK
Implementing new features for our range of web and streaming applications and data reporting capabilities
Be an active voice in the platform's build-out in regards to the technical choices and implementations
Working closely with the broader team to embrace new challenges and adapt requirements as we continue to grow and adjust priorities
Paired programming with a growing team of Back-end, Data, and Front-end Engineers

What we offer

Culture of trust, empowerment, and constructive feedback
Competitive salary, great IT equipment, and expense allowance
Flexible working times
A span of control that matches your ambitions and skills
Commitment to a genuine, balanced relationship

Senior Back End Developer

As a Senior Back-End Developer, you will be a key contributor to the design, dev...

Location

United States , Boston

Salary:

Not provided

Pixels 360

Expiration Date

Until further notice

Requirements

Bachelor’s degree in Computer Science, Engineering, or a related field
5 years of experience in back-end development, with proficiency in [mention specific back-end languages, frameworks, and technologies relevant to your stack]
Strong understanding of software architecture, design patterns, and best practices
Excellent problem-solving skills and attention to detail
Excellent communication and collaboration skills

Job Responsibility

Back-End Development: Design and implement scalable, high-performance server-side applications
Database Management: Develop and optimize database schemas, queries, and performance tuning to ensure efficient data storage and retrieval
API Development: Build and maintain robust APIs for seamless integration with front-end systems and third-party services
Collaboration: Work closely with front-end developers, product managers, and other stakeholders to ensure seamless integration of front-end and back-end components
Code Reviews: Conduct and participate in code reviews to maintain code quality, adhere to best practices, and promote knowledge sharing within the team
Scalability: Architect and implement solutions that can handle high levels of traffic and data volume, ensuring the scalability of our systems
Problem Solving: Identify and address technical challenges, troubleshoot issues, and implement effective solutions

Software Engineer - Full Stack and Back End

The Software Engineer is an intermediate-level position responsible for particip...

Location

Canada , Mississauga; Toronto

Salary:

Not provided

Citi

Expiration Date

Until further notice

Requirements

2+ years of relevant experience in the Financial Service industry with Back End, preferred Full Stack experience
2+ years of professional experience in software engineering, with a strong focus on full-stack development
Expertise in AngularJS for front-end development
Design, develop, and implement scalable and maintainable web applications using AngularJS, Spring Boot, and SQL
Proficiency in Spring Boot for building robust and scalable backend systems
Strong SQL skills for database design, querying, and optimization
Experience with RESTful APIs and microservices architecture
Excellent problem-solving and analytical skills
Strong communication and collaboration skills

Job Responsibility

Utilize knowledge of applications development procedures and concepts, and basic knowledge of other technical areas to identify and define necessary system enhancements, including using script tools and analyzing/interpreting code
Consult with users, clients, and other technology groups on issues, and recommend programming solutions, install, and support customer exposure systems
Apply fundamental knowledge of programming languages for design specifications
Analyze applications to identify vulnerabilities and security issues, as well as conduct testing and debugging
Serve as advisor or coach to new or lower level analysts
Identify problems, analyze information, and make evaluative judgements to recommend and implement solutions
Resolve issues by identifying and selecting solutions through the applications of acquired technical experience and guided by precedents
Has the ability to operate with a limited level of direct supervision
Can exercise independence of judgement and autonomy
Acts as SME to senior stakeholders and /or other team members

Fulltime

Senior Full-Stack Developer (Back-End Focus)

We’re looking for a talented and driven Full-Stack Developer to join our dynamic...

Location

Salary:

Not provided

gamdom

Expiration Date

Until further notice

Requirements

Proven experience as a Full-Stack Developer with a backend focus
Strong expertise in: React.js for scalable UI development
Node.js & Express for backend services
PostgreSQL for relational database design and management
MUI for consistent UI/UX design
WebSockets (socket.io) for real-time communication
Strong problem-solving and analytical skills
Ability to work in a fast-paced, collaborative environment
Excellent communication skills (verbal & written)
Adaptability and eagerness to learn new technologies

Job Responsibility

Frontend Development: Build and maintain user interfaces with React.js and MUI for responsive, consistent design
Backend Logic: Develop robust server-side functionality with Node.js and Express
Database Management: Design and optimize schemas and queries using PostgreSQL
Real-Time Features: Implement live updates and streaming with WebSockets (socket.io)
Collaboration: Work closely with product managers, designers, and other engineers to deliver high-quality features
Quality & Performance: Troubleshoot issues, write unit/integration tests, and optimize performance for scalability
Continuous Learning: Stay up-to-date with modern tools, frameworks, and best practices

What we offer

Fully remote - work from anywhere in the world
Flexible schedule
30 days of paid time off
Equipment allowance

Fulltime

Senior Software Engineering Manager - Digital Engineering

Senior Engineering Manager of Digital Engineering responsible for leading back-e...

Location

United States

Salary:

106605.00 - 260590.00 USD / Year

CVS Health

Expiration Date

February 28, 2026

Requirements

7+ years of software development experience with focus on enterprise-level solutions and cloud technologies
2+ years of experience leading large cross-functional project management initiatives including microservices, event-driven architectures, and streaming platforms like Apache Kafka
2+ years of experience with Agile/Scrum practices
Bachelor's Degree in Computer Science or related field, or equivalent experience

Job Responsibility

Leading back-end engineering teams in creating exceptional member experiences
Identifying, prioritizing, and shaping complex enterprise initiatives with business stakeholders
Guiding teams of engineers in delivering digital services that enhance healthcare's cost transparency
Overseeing migration of data and services from legacy infrastructure to cloud
Integrating emerging AI and agentic technologies to improve offerings
Providing leadership, coaching, and strategic guidance to application development teams
Leading digital engineering teams responsible for back-end service development, data migration, micro-services, and emerging AI technologies
Influencing strategic roadmaps for future initiatives
Collaborating with business partners to ensure alignment with business initiatives and objectives

What we offer

Affordable medical plan options
401(k) plan with matching company contributions
Employee stock purchase plan
No-cost wellness screenings
Tobacco cessation and weight management programs
Confidential counseling and financial coaching
Paid time off
Flexible work schedules
Family leave
Dependent care resources

Fulltime

Senior Back End Engineer

Bilt Rewards

Location:
United States , New York

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:
February 28, 2026

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Bilt Rewards

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