Software Engineer Api Development jobs in Toronto – Page 57 | RoboApply Jobs

Software Engineer Api Development jobs in Toronto· Page 57

Results 1121–1140 of 1,177 for “Software Engineer Api Development” in Toronto.

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Stripe logo
Remote|Remote|Toronto, CAN-Remote

Join Our Team About Stripe Stripe is revolutionizing the financial infrastructure landscape, offering an advanced platform that empowers businesses globally. From industry giants to innovative startups, millions rely on Stripe to streamline payments, enhance revenue, and unlock new opportunities. Our mission is to elevate the internet's GDP, presenting a uni…

Feb 9, 2026
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Cohere logo
FullTime|On-site|Toronto

About UsAt Cohere, we are dedicated to advancing intelligence for the betterment of humanity. Our mission revolves around training and deploying cutting-edge models that empower developers and enterprises to create extraordinary AI-driven experiences, from content generation to semantic search and intelligent agents. We recognize the pivotal role our work plays in fostering the widespread adoption of AI technologies.We pride ourselves on our commitment to excellence. Every team member contributes significantly to enhancing our model capabilities and maximizing value for our clients. Our dynamic work environment encourages rapid innovation and a relentless focus on our customers' needs.Cohere boasts a diverse team of top-tier researchers, engineers, and designers who are passionate about their fields. We believe that a variety of perspectives is essential to crafting exceptional products. Join us to be a part of this exciting journey and make a lasting impact!Why Join Us?In the realm of artificial intelligence, rigorous evaluation is crucial for progress. As models achieve superhuman performance across numerous applications, we aim to pioneer innovative techniques for assessing these models' capabilities. In this key role, you will be instrumental in creating next-generation evaluation methodologies and scalable infrastructures to gauge LLM advancements.As a Senior Research Engineer specializing in Model Evaluation, your responsibilities will include:Designing evaluation benchmarks, datasets, and environments to measure the forefront of model capabilities.Conducting research to advance state-of-the-art LLM evaluation methods, including training evaluators, enhancing evaluation efficiency, and developing high-quality datasets at scale.Creating scalable tools for analyzing evaluation results, utilized by our technical staff, leadership, and the CEO.Collaborating with and learning from industry-leading researchers and engineers.You might be an ideal candidate if:You are passionate about pushing the boundaries of LLM capabilities and have developed robust evaluation resources to assess them (datasets, simulators, environments, etc.).You have a proven track record of innovating new methods and data for LLM evaluation, evidenced by publications in prestigious conferences and the development of popular benchmarks.You possess extensive experience in machine learning and model evaluation, with a strong understanding of LLM architectures.

Jul 8, 2025
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Cohere logo
FullTime|On-site|Toronto

Who are we?At Cohere, our mission is to amplify intelligence for the benefit of humanity. We specialize in training and deploying cutting-edge models tailored for developers and enterprises that are crafting AI systems designed to create enchanting experiences, such as content generation, semantic search, retrieval-augmented generation (RAG), and intelligent agents. We believe our work is crucial for the widespread integration of AI technologies.We are passionate about our craft and take pride in our contributions. Each team member plays a vital role in enhancing our models' capabilities and the value they provide to our clients. We thrive in a dynamic environment, working diligently and swiftly to achieve the best outcomes for those we serve.Cohere is composed of top-tier researchers, engineers, designers, and more, all dedicated to their respective crafts. We value diverse perspectives as essential to creating outstanding products.Join us in shaping the future of AI!About North:North is Cohere's innovative AI workspace platform, engineered to transform how enterprises harness AI. It provides a secure, customizable environment, enabling companies to implement AI solutions while safeguarding sensitive data. North seamlessly integrates with existing workflows, presenting a reliable platform that connects AI agents with workplace tools and applications.As a Senior Full Stack Engineer, your responsibilities will include:Designing, building, and deploying features for our AI workspace platform, North.Creating autonomous agents capable of interacting with sensitive enterprise data.Writing efficient code for low-resource environments, with rigorous deployment protocols.Reinventing standard solutions when necessary to prioritize security and privacy, even if it means forgoing popular libraries or tools.Collaborating with researchers to translate state-of-the-art models and techniques into production-ready applications.You may be a great fit if you:Have extensive experience shipping full-stack applications using Python and React.Thrive in fast-paced environments and excel at navigating shifting priorities and objectives.Possess experience in both large enterprises and startups.Demonstrate strong coding skills and comfort across the technology stack.Can efficiently diagnose and resolve issues beyond your primary codebase.

Oct 26, 2025
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Cohere logo
FullTime|On-site|Toronto

Who are we?At Cohere, we are dedicated to advancing intelligence to benefit humanity. Our mission involves training and deploying state-of-the-art AI models for developers and enterprises, enabling them to create remarkable experiences such as content generation, semantic search, retrieval-augmented generation (RAG), and intelligent agents. We believe that our contributions are pivotal in promoting the widespread adoption of AI technology.We take immense pride in our work. Every team member plays a crucial role in enhancing our models’ capabilities and the value they deliver to our clients. We thrive on hard work and rapid innovation to meet our customers' needs effectively.Cohere is composed of a diverse team of researchers, engineers, designers, and industry experts, all passionate about their craft. We value a wide range of perspectives as essential to developing exceptional products.Join us in our mission to shape the future of AI!Why This Role?This position offers a unique chance to influence how enterprises securely utilize AI technologies in mission-critical settings. As a conduit between our North platform and enterprise engineering teams, you will lead a talented group of engineers to deliver pioneering, scalable AI solutions to clients in key industries such as finance, healthcare, and telecommunications. Our esteemed clientele includes industry giants like RBC, Dell, and LG CNS.Key Responsibilities:Prompt Optimization: Analyze, refine, and iterate prompts for Cohere’s Command model to boost performance across various customer agents and applications.Tool Development & Evaluation: Collaborate closely with clients to enhance custom tools and conduct thorough evaluations to ensure they meet specific objectives.Core Agent Development: Influence the design and development of core agents for out-of-the-box (OOTB) deployment on Cohere’s North platform, fostering innovation in agent functionality.Customer-Centric Solutions: Gain a deep understanding of customer business requirements and develop tailored agents that deliver measurable operational enhancements.Metric-Driven Collaboration: Work directly with customers to establish and monitor key performance metrics, ensuring agents achieve and surpass their targets in quality, efficiency, and accuracy.Ideal Candidate Profile:Demonstrated experience in AI model optimization and deployment.Strong problem-solving skills with a focus on customer outcomes.Excellent communication and collaboration abilities.Previous experience in enterprise technology solutions is a plus.

Nov 7, 2025
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Stripe logo
On-site|On-site|Toronto, Canada

About UsWelcome to StripeStripe is a leading financial infrastructure platform that empowers businesses of all sizes—from industry giants to innovative startups—to seamlessly manage payments, boost revenue, and unlock new business opportunities. Our mission is to elevate the global economy of the internet, and we have ambitious goals ahead. Join us in making a significant impact while advancing your career in a meaningful way.Team OverviewThe Enterprise and Ecosystem team at Stripe is dedicated to enhancing the migration, activation, and cross-product experiences for enterprise clients. This position, based in Toronto, Canada, plays a pivotal role in a dynamic team that collaborates closely with product and customer-facing divisions.Team Matching: During the final stages of the hiring process, we will match you with one of our subteams. We may also consider your application for different divisions based on your skills and location. More information about our team matching process can be found here.Your RoleAs a Full Stack Engineer in the Enterprise and Ecosystem team, you will be instrumental in developing and scaling the next generation of Stripe's integrations with global commerce systems. This role is vital for creating and managing connections with leading E-commerce, CRM, and ERP platforms, enabling our users to activate swiftly and derive maximum value from Stripe's offerings. You will focus on building the infrastructure that supports unified connectors for various partners, ensuring efficient and seamless integration of Stripe's products.

Feb 9, 2026
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Cohere logo
FullTime|On-site|Toronto

About Us:At Cohere, we are dedicated to scaling intelligence to enhance human experience. We specialize in training and deploying cutting-edge AI models for developers and businesses, empowering them to create extraordinary applications such as content generation, semantic search, retrieval-augmented generation (RAG), and intelligent agents. We believe our innovative work is pivotal in driving the adoption of AI across various sectors.Our team is passionate and meticulous about what we create. Every team member plays a crucial role in enhancing our models' capabilities and the value they deliver to our clients. We prioritize hard work and agility to serve our customers effectively.Cohere comprises a diverse team of researchers, engineers, designers, and industry experts, all committed to excellence in their respective fields. We understand that a variety of perspectives is essential for developing outstanding products.Join us in our mission to shape the future of AI!Why This Position Matters:If you thrive on building high-performance, scalable, and reliable machine learning systems, and you are excited about defining the future of AI platforms that power advanced NLP applications, we want you on our Model Serving team at Cohere. As a Site Reliability Engineer, you will be instrumental in developing, deploying, and managing our AI platform, which delivers Cohere's large language models via user-friendly API endpoints. You will collaborate with multiple teams to deploy optimized NLP models in environments characterized by low latency, high throughput, and high availability. This role also offers the chance to engage with customers and create tailored deployments that address their unique requirements.Your Responsibilities:Design and build self-service systems that streamline the management, deployment, and operation of services.Develop custom Kubernetes operators that facilitate language model deployments.Automate observability and resilience within the environment, empowering developers to troubleshoot and resolve issues efficiently.Ensure adherence to defined Service Level Objectives (SLOs), which includes participating in an on-call rotation.Foster strong relationships with internal developers and help guide the Infrastructure team’s roadmap based on their feedback.Contribute to the development of our team through knowledge sharing and an active review process.

Jan 12, 2026
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Okta, Inc. logo
On-site|On-site|Toronto, Ontario, Canada

Discover OktaOkta stands as the leading identity platform worldwide, empowering individuals to securely access any technology, device, or application. Our versatile products, including the Okta Platform and Auth0 Platform, ensure robust security, authentication, and automation at the heart of business operations.We embrace diverse backgrounds and perspectives at Okta. We value continuous learners and individuals who can contribute unique insights, rather than those who meet every single requirement.Become part of our vision! We are committed to a world where your identity is truly yours.About the Okta Personal TeamThe Okta Personal team is at the forefront of transforming digital identity. The transition from physical document verification to secure digital credentials is revolutionizing how identities are confirmed online. In an age of AI-driven fraud, traditional verification methods are no longer sufficient; the industry is in dire need of reusable, tamper-proof identity solutions that can scale effectively.To meet this critical demand, we are dedicated to developing a Verifiable Digital Credentials (VDCs) platform that underpins this new digital landscape. VDCs serve as reusable digital records that validate identity, qualifications, or skills instantly, allowing holders to share only what is essential. We oversee the infrastructure, user-facing features, and the business processes involved in verifying, issuing, and holding VDCs for enterprise clients.Our team consists of a dynamic group of engineers, product managers, and designers who are leveraging Okta’s expertise in identity to shape the future of VDCs, with a strong emphasis on open standards and interoperability.Your Role as a Senior Backend EngineerIn the position of Senior Backend Engineer on the Okta Personal team, you will play a pivotal role in architecting and building a new VDC identity ecosystem from the ground up. This role requires profound technical knowledge in backend architecture, and preference will be given to candidates with some front-end experience. You will excel in a fast-paced, 'zero-to-one' environment, adeptly navigating ambiguity to identify product-market fit. This is an exceptional opportunity to influence the future of digital identity by synthesizing and implementing complex identity protocols into a seamless, globally compliant platform, ultimately delivering a solution designed to scale—serving millions of users and thousands of enterprises.Key ResponsibilitiesLead the design and implementation of a greenfield VDC identity ecosystem.

Jan 28, 2026
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AECOM logo
Full-time|On-site|Toronto

Join AECOM as the Canada Growth Leader for Program Management, where you will spearhead strategic initiatives to drive growth and enhance project delivery across the region. As a pivotal member of our leadership team, you will leverage your expertise in program management to identify opportunities, foster client relationships, and deliver innovative solutions that align with our business objectives.

Mar 31, 2026
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AECOM logo
Full-time|On-site|Toronto

Join our dynamic team at AECOM as a Roadway Construction Contract Administrator. In this pivotal role, you will manage and oversee roadway construction contracts, ensuring compliance with all regulations and standards. Your expertise will play a critical role in the successful execution of our projects.

Jan 23, 2026
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Egis Group logo
Full-time|On-site|Toronto

Join our dynamic team at Egis Group as an Intermediate Environmental and Water Quality Modeller, where you will play a crucial role in developing innovative solutions for water quality management. You will work on diverse projects that contribute to sustainable environmental practices.

Jan 9, 2026
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Segula Technologies logo
Aeronautic Methods Agent

Segula Technologies

Full-time|On-site|Toronto

Role Overview Segula Technologies is hiring an Aeronautic Methods Agent in Toronto. This role supports engineering teams within the aerospace sector, focusing on improving processes and methodologies. What You Will Do Work closely with project teams to develop and refine engineering methods. Contribute to initiatives that drive performance and efficiency improvements. Support the advancement of engineering capabilities across aerospace projects.

Apr 16, 2026
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AECOM logo
Full-time|On-site|Toronto

Role Overview AECOM is hiring a Data Center Design Manager in Toronto. This role leads the design and delivery of data center projects from concept through completion. The manager ensures all designs meet industry standards, project milestones, and budget requirements. What You Will Do Oversee the development and execution of data center designs Ensure all projects comply with current industry standards and regulations Deliver high-quality designs on schedule and within budget Work closely with multidisciplinary teams across architecture, engineering, and construction Support project success in a rapidly changing technology sector Location This position is based in Toronto.

Apr 16, 2026
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Baselane logo
SEO Manager

Baselane

Full-time|On-site|Toronto

Role Overview Baselane is looking for an SEO Manager based in Toronto to guide search engine optimization efforts and strengthen our online visibility. This role involves shaping SEO strategies, executing optimization tactics, and working closely with teams across the company to support marketing objectives. What You Will Do Develop and implement SEO strategies to increase organic traffic Monitor and analyze SEO performance metrics Collaborate with other departments to align SEO with broader marketing plans

Apr 15, 2026
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Egis Group logo
Full-time|On-site|Toronto

Join our dynamic team as a BIM Modeler specializing in Civil 3D focused on utilities, roads, and surfaces. In this role, you will leverage your expertise to create and manage detailed 3D models that enhance the planning and execution of civil engineering projects. You will collaborate with engineers and project managers to deliver high-quality models that meet our clients' needs and ensure compliance with industry standards.

Apr 29, 2026
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Egis Group logo
Full-time|On-site|Toronto

Join our dynamic team at Egis Group as a Project Manager - Highways. In this pivotal role, you will oversee various highway projects, ensuring they are delivered on time, within budget, and to the highest standards of quality. You will be responsible for coordinating with stakeholders, leading project teams, and managing resources effectively. Your expertise will contribute to our mission of enhancing infrastructure and transportation systems.

May 1, 2026
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cima2 logo
Full-time|On-site|Toronto

Join our dynamic team at cima2 as a Senior Civil Designer specializing in MicroStation and OpenRoads. In this role, you will lead innovative civil design projects, leveraging your expertise to create effective solutions that meet client needs. Collaborate with a team of skilled professionals, ensuring the delivery of high-quality designs that adhere to regulatory standards.

May 1, 2026
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SGS Canada Inc. logo
Full-time|On-site|Toronto

SGS Canada Inc. is hiring an Electrical Quality Assurance Inspector in Toronto. This position focuses on maintaining quality standards for electrical products and systems. The inspector checks that all work aligns with industry regulations and company guidelines. Role overview The Electrical Quality Assurance Inspector reviews electrical products and systems for compliance. Tasks involve careful inspection, documentation, and reporting of findings. This role helps drive ongoing improvements in quality and reliability. What you will do Inspect electrical products and systems to verify they meet required standards Document inspection results and report any issues or non-conformities Support continuous improvement efforts in quality processes Requirements Strong attention to detail Technical knowledge of electrical systems Commitment to upholding high quality standards

Apr 28, 2026
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Zip logo
FullTime|On-site|Toronto

Join Zip as a Senior Technical Integrations Consultant where you'll play a pivotal role in shaping our ERP and integration ecosystem. Your expertise will help streamline internal technical enablement, template ownership, and product partnerships while driving best-in-class standards across all integration workflows. As Zip scales rapidly with enterprise clients like Coinbase and Snowflake, your contributions will be foundational in creating reusable integration assets and enhancing the developer experience, ensuring high-quality solutions across the board.

Nov 20, 2025
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Viggle AI logo
Full-time|On-site|Toronto

"Harnessing the power of rapid learning is essential for engineers in the AI age." Join Our Team1. Strong Engineering FundamentalsAt Viggle AI, we believe in breaking down the barriers of traditional engineering roles. Whether your expertise lies in frontend, backend, or algorithms, what truly counts is your robust engineering principles and your proficiency in simplifying, refactoring, and optimizing intricate systems.As AI transforms technology, it brings forth innovative tools and methodologies. Engineers with a solid foundation can seamlessly adapt and contribute as versatile, full-stack team members. You will independently develop complex systems while closely collaborating with product and design teams to enhance user experiences.2. Outstanding Learning AptitudeIn a fast-paced AI landscape, prior knowledge can quickly become obsolete. We appreciate your capacity to swiftly learn new, unfamiliar open-source tools, adapt to emerging technologies, and navigate through uncertainty while delivering results.We seek inquisitive and adaptable thinkers who relish the exploration of technology and thrive in uncertain environments. If you are enthusiastic about ongoing learning and personal growth, we encourage you to apply.About Viggle AI:Viggle AI is an innovative startup supported by renowned investors, including a16z and TSFV. At the forefront of the Generative AI revolution, we specialize in controllable video generation, empowering content creators with advanced technology to bring their creative visions to life.Our rapidly expanding application is favored by creators ranging from Hollywood professionals to TikTok influencers, serving over 30 million users and hosting the second-largest Discord community globally.Perks of Joining Us: Dynamic startup atmosphere: Work hard, deliver quickly, and grow daily Competitive salary & equity options Comprehensive dental and health insurance plan Free meals and a vibrant office culture

Apr 16, 2025
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ampleinsightinc logo
Full-time|On-site|Toronto

ampleinsightinc is seeking enthusiastic Data Scientists with a strong passion for Data Analytics and Infrastructure. Ideal candidates will have a solid foundation in data engineering, analytics, and statistics. You will thrive on working with large and intricate datasets, designing and implementing efficient data pipelines that support scalable and reliable analytics.In this role, you will be tasked with the design and maintenance of our data infrastructure, automation of workflows, and ensuring data accessibility across various teams. Your contributions will have a direct influence on business decisions by providing high-quality insights and creating robust analytics systems. Strong problem-solving, communication, and teamwork skills are essential to succeed in this position.

Sep 5, 2025

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