Senior Software Engineer Backend Java Python Nodejs Jobs in Moncton, Canada

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Senior Backend Engineer Cloud Payments (Remote Canada)

A leading database company is seeking a Software Engineer 3 to design and operate backend services for its Cloud Payments system. The role demands expertise in large-scale distributed systems primarily using Java. Ideal candidates will have at least 3 years of experience and be comfortable collaborating across t ...

Senior Engineer for Scalable Data Solutions in Ads Technology

Join a pivotal role as a Senior Engineer specializing in scalable, data-driven solutions for advertising technology. Collaborate with cross-functional teams to enhance operational efficiencies and implement AI-first strategies.In this senior-level position, you will lead the technical roadmap while modernizi ...

Senior Engineer for Scalable Data Solutions in Ads Technology

Join a pivotal role as a Senior Engineer specializing in scalable, data-driven solutions for advertising technology. Collaborate with cross-functional teams to enhance operational efficiencies and implement AI-first strategies.In this senior-level position, you will lead the technical roadmap while modernizi ...

Remote First Backend Engineer Scalable APIs & Security

A leading technology company is seeking a backend software engineer for a remote position in Toronto. The role involves designing secure backend services, collaborating on API development, and working with modern frameworks. Candidates should have a minimum of 5 years experience, strong skills in Python or Go, a ...

Perl Developer

Get AI-powered advice on this job and more exclusive features. Direct message the job poster from PEOPLE FORCE CONSULTING INC People Leader at People Force Consulting Inc As a Sr Software Engineer - Perl , you will be a part of an Agile team to build healthcare applicat ...

Experienced Java Backend Developer for Remote Collaborative Solutions

Take the lead as a remote Senior Backend Developer in the Java domain. Utilize your strong background in AWS and software architecture to deliver high-quality solutions.In this fully remote role, your 8+ years of experience in backend development will allow you to excel while working with top-tier clients ac ...

Experienced Java Backend Developer for Remote Collaborative Solutions

Take the lead as a remote Senior Backend Developer in the Java domain. Utilize your strong background in AWS and software architecture to deliver high-quality solutions.In this fully remote role, your 8+ years of experience in backend development will allow you to excel while working with top-tier clients ac ...

Perl Developer

Get AI-powered advice on this job and more exclusive features. Direct message the job poster from PEOPLE FORCE CONSULTING INC People Leader at People Force Consulting Inc As a Sr Software Engineer - Perl , you will be a part of an Agile team to build healthcare applicat ...

Senior Backend Architect Remote, Scale Global Lifecycle

A leading financial technology company located in Hamilton, Ontario seeks an experienced backend software engineer to build a brand new lifecycle-orchestrator service. Candidates should have over 5 years of experience in backend systems design, familiarity with Kotlin and Python, and strong communication skills. ...

Experienced Java Backend Developer for Remote Collaborative Solutions

Take the lead as a remote Senior Backend Developer in the Java domain. Utilize your strong background in AWS and software architecture to deliver high-quality solutions. In this fully remote role, your 8+ years of experience in backend development will allow you to excel while working with top-tier ...

Expert Java Developer for Backend Services and API Integration

Join as a Backend Java Engineer, focused on crafting high-quality RESTful APIs using Java and Spring Boot. Thrive in an Agile environment while enhancing backend services and productivity through AI tools.This position involves designing, developing, and maintaining APIs while adhering to microservices patte ...

AI Trainer and Senior Java Engineer Teaching Role Available

Join as an AI Trainer and Senior Java Engineer to empower the next generation of tech innovators. If you have a passion for programming and mentorship, this is for you!We are looking for candidates who are senior students in Computer Science or hold a relevant degree. Your role will involve guiding students ...

AI Trainer and Senior Java Engineer Teaching Role Available

Join as an AI Trainer and Senior Java Engineer to empower the next generation of tech innovators. If you have a passion for programming and mentorship, this is for you!We are looking for candidates who are senior students in Computer Science or hold a relevant degree. Your role will involve guiding students ...

Expert Java Developer for Backend Services and API Integration

Join as a Backend Java Engineer, focused on crafting high-quality RESTful APIs using Java and Spring Boot. Thrive in an Agile environment while enhancing backend services and productivity through AI tools. This position involves designing, developing, and maintaining APIs while adhering to microserv ...

Senior Backend Architect Remote, Scale Global Lifecycle

A financial technology company is looking for an experienced Backend Software Engineer to lead the development of a new lifecycle-orchestrator service. This role requires a solid background in backend engineering, with over 5 years of experience, particularly in Kotlin, Python, and distributed systems. The posit ...

Senior Backend Engineer: Data APIs & ETL (Remote, 9 12 mo)

A technology company is seeking a Senior Backend Engineer to design and build scalable backend systems using Python, particularly FastAPI. The role involves developing secure RESTful APIs, ETL frameworks, and integrating data across cloud-native environments. Candidates should have strong SQL proficiency and exp ...

Senior Backend Architect, Growth Platform (Remote)

A leading financial technology company is seeking a Staff Software Engineer for their Growth Platform team in Ottawa, Canada. The role involves designing backend systems that support key business initiatives. Key qualifications include 8+ years of experience in backend engineering, proficiency in Python or Kotli ...

Senior Backend Architect Remote, Scale Global Lifecycle

A leading tech company is looking for a skilled backend software engineer to join their Merchant & Partner Lifecycle team. This role involves designing scalable systems for hundreds of thousands of merchants and mentoring engineers. Candidates should have extensive experience in backend development, proficiency ...

Senior Java Engineer — Enterprise Cloud Apps (Remote)

A leading enterprise software company based in Toronto is seeking a Senior Java Engineer to develop robust applications and accelerate innovation in life sciences. Ideal candidates will have strong expertise in enterprise Java and open-source technologies and demonstrate a commitment to quality and mentorship wi ...

Senior Java Staff Engineer — Spring, Microservices & Cloud

A digital product engineering company is seeking candidates with over 5 years of programming experience, particularly using Java. Candidates should have expertise in frameworks like Spring Core and Spring Boot, along with familiarity in microservices and cloud development. The role requires a solid understanding ...

Senior Full Stack Engineer Java & UI Mastery

A leading global tech company seeks a Senior Fullstack Software Engineer with a focus on Java and UI development. Candidates should have 4-8+ years of experience in Full Stack Development, particularly in front-end and user-centric design. Responsibilities include collaborating with UX/UI designers and optimizin ...

Senior AI Training Engineer — Java & LLMs (Remote)

A fast-growing AI data services company is seeking a skilled individual to develop AI training content and optimize AI performance. This remote role requires hands-on software engineering experience, knowledge of LLMs, and excellent English writing skills. You'll evaluate AI responses and ensure model integrity, ...

Senior Backend Engineer: Data APIs & ETL (Remote, 9 12 mo)

A technology company is seeking a Senior Backend Engineer to design and build scalable backend systems using Python, particularly FastAPI. The role involves developing secure RESTful APIs, ETL frameworks, and integrating data across cloud-native environments. Candidates should have strong SQL proficiency and exp ...

Senior AI Engineer Backend Driven Agentic (Remote)

A technology firm is hiring a Senior Full Stack Engineer (Backend-Leaning) with a strong focus on backend services and AI applications. The ideal candidate will have experience in building agent-based applications and API integrations, along with a hands-on mindset for AI implementations. Strong collaboration sk ...

Senior Backend Heavy Fullstack Engineer (Remote Canada)

A fast-growing financial technology company in Canada seeks a Senior Fullstack Developer. This remote role involves designing and maintaining high-performance SaaS applications with a strong focus on backend development, particularly using Java. The ideal candidate will collaborate with teams to enhance services ...

Senior Backend Heavy Fullstack Engineer (Remote Canada)

A fast-growing financial technology company is seeking a Senior Fullstack Developer to take ownership of building high-quality applications for complex financial workflows. The role involves designing and maintaining distributed SaaS applications with a strong focus on backend development, particularly using Jav ...

Senior Full Stack Engineer Impactful Backend & Mentorship

A leading cloud solutions provider in Toronto is seeking experienced software engineers skilled in Java and JavaScript to join their innovative team. The role involves developing scalable applications and driving feature innovation in a collaborative environment. Candidates must have over 5 years in software dev ...

Senior Snowflake Data Platform Backend Engineer (Remote)

A leading online work marketplace is seeking a Senior Backend Engineer to support their Snowflake Data Platform. This hands-on role involves building and operating backend services, developing Airflow workflows, and implementing data quality tooling. The ideal candidate should have extensive experience with Snow ...

Engineering Senior Backend Engineer Remote Canada ON

Job Description: DataRobot delivers AI that maximizes impact and minimizes business risk. Our platform and applications integrate into core business processes so teams can develop, deliver, and govern AI at scale. DataRobot empowers practitioners to deliver predictive and generative AI, and ...

Senior .NET Backend Engineer Backbase Expert Remote

A technology professional services company seeks a Senior .NET Backend Developer with extensive experience in Backbase. This remote position requires a candidate with strong communication skills, the ability to handle multiple projects, and a passion for technology. The role involves transforming business needs ...

Senior Backend Engineer, Core Services Remote (Golang)

A technology company is looking for a Senior Backend Software Engineer to work remotely in Canada. You will enhance core functionalities, expand capabilities, and ensure secure infrastructures. The ideal candidate has strong Golang experience, understands distributed systems, and has cloud infrastructure knowled ...

Contract: Senior Backend Engineer Snowflake Data Platform

Remote‑Latin America Upwork ($UPWK) is the world’s work marketplace. We serve everyone from one-person startups to over 30% of the Fortune 100 with a powerful, trust-driven platform that enables companies and talent to work together in new ways that unlock their potential. Last year, more tha ...

Senior Backend AEM Developer Driving Innovation and Impact

Become a Senior Backend Developer with a passion for AEM and technology innovation. Leverage your 8 years of experience to contribute to groundbreaking projects that shape customer experiences. This full-time opportunity, based in Canada, invites a skilled developer to engage with modern software de ...

Senior Java Staff Engineer — Spring, Microservices & Cloud

A digital product engineering company is seeking candidates with over 5 years of programming experience, particularly using Java. Candidates should have expertise in frameworks like Spring Core and Spring Boot, along with familiarity in microservices and cloud development. The role requires a solid understanding ...

Senior Java Angular Engineer Remote First & Impactful

A leading tech company in Canada seeks a Senior Software Engineer to drive software development efforts. This role emphasizes collaboration in agile teams, focusing on building scalable, high-quality applications using Java and modern front-end frameworks. The ideal candidate has over 8 years of experience and e ...

Senior Full Stack Engineer Java & UI Mastery

A leading global tech company seeks a Senior Fullstack Software Engineer with a focus on Java and UI development. Candidates should have 4-8+ years of experience in Full Stack Development, particularly in front-end and user-centric design. Responsibilities include collaborating with UX/UI designers and optimizin ...

Senior Java Engineer — Enterprise Cloud Apps (Remote)

A leading enterprise software company based in Toronto is seeking a Senior Java Engineer to develop robust applications and accelerate innovation in life sciences. Ideal candidates will have strong expertise in enterprise Java and open-source technologies and demonstrate a commitment to quality and mentorship wi ...

Senior AI Training Engineer — Java & LLMs (Remote)

A fast-growing AI data services company is seeking a skilled individual to develop AI training content and optimize AI performance. This remote role requires hands-on software engineering experience, knowledge of LLMs, and excellent English writing skills. You'll evaluate AI responses and ensure model integrity, ...

Senior Java Engineer: AI Training & Review (Remote)

A leading AI data services company seeks a Senior Java Engineer to work remotely on an hourly basis. In this role, you will review AI-generated Java code and develop high-quality reference implementations and explanations. You need substantial expertise in Java, a Bachelor’s degree in a related field, and 5+ yea ...

Backend Engineer Identity Decisioning (Remote)

A fintech company is seeking a Software Engineer II (Backend) to join their Identity Engineering team. In this role, you'll design and develop backend systems using Python or Kotlin and work on a variety of projects ensuring timely delivery. The position offers flexibility with remote work options and a salary r ...

Remote Senior Backend Engineer — Observability Knowledge Graph

A leading technology company is seeking a full-time remote software engineer to join its observability group. You will build and enhance observability solutions, maintaining the reliability and performance of critical systems. Ideal candidates possess strong coding skills in Java, experience with distributed sys ...

Senior Snowflake Data Platform Backend Engineer (Remote)

A leading online work marketplace is seeking a Senior Backend Engineer to support their Snowflake Data Platform. This hands-on role involves building and operating backend services, developing Airflow workflows, and implementing data quality tooling. The ideal candidate should have extensive experience with Snow ...

Senior Backend Engineer, Cloud & Open Source, Remote

A remote cloud service company is seeking a full-time backend developer to enhance Home Assistant Cloud services. The candidate should have at least five years of backend experience, including two years with Node.js and Typescript. Responsibilities include developing scalable applications, collaborating on new f ...

Senior Backend Engineer: Scalable APIs & Data Systems

A leading micromobility company is hiring a Senior Software Engineer to enhance backend systems and APIs. This role requires 6+ years of expertise in software development with a focus on scalability and performance. Candidates should possess strong skills in object-oriented design, SQL databases, and JVM-based l ...

Senior AI Engineer Backend Driven Agentic (Remote)

A technology firm is hiring a Senior Full Stack Engineer (Backend-Leaning) with a strong focus on backend services and AI applications. The ideal candidate will have experience in building agent-based applications and API integrations, along with a hands-on mindset for AI implementations. Strong collaboration sk ...

Senior Backend Engineer Scale Customer APIs (Remote)

A leading technology startup in Canada seeks an experienced backend engineer to design and develop core capabilities while collaborating with a passionate team. Candidates should have over 6 years of experience, proficiency in AWS and Node.js, and a drive for solving customer problems. The role also includes par ...

Senior Backend Engineer — Remote First, Lead & Mentor

A leading tech company in Canada is seeking a Senior Engineer to contribute to product development and lead technical initiatives. The ideal candidate will have over 5 years of software development experience in Java and/or Kotlin. Responsibilities include API design, system maintenance, and mentoring junior eng ...

Senior Backend Engineer: Scalable Rails + AI Tools

A leading learning platform provider in Canada is looking for a Senior Backend Engineer. The candidate will design and implement scalable systems primarily using Ruby on Rails and collaborate across teams including AI and frontend development. Key qualifications include over 5 years of software development exper ...

Engineering Senior Backend Engineer Remote Canada ON

Job Description: DataRobot delivers AI that maximizes impact and minimizes business risk. Our platform and applications integrate into core business processes so teams can develop, deliver, and govern AI at scale. DataRobot empowers practitioners to deliver predictive and generative AI, ...

Senior Backend Engineer Infrastructure (ClickPipes) Canada (remote)

About ClickHouse Recognized on the 2025 Forbes Cloud 100 list, ClickHouse is one of the most innovative and fast-growing private cloud companies. With over 2,000 customers and ARR that has more than quadrupled over the past year, ClickHouse leads the market in real-time analytics, data war ...

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