java backend engineer jobs in Toronto

CIBC is seeking a Backend Developer with 6–8 years of experience to design, build, and maintain scalable Java and GoLang services. You'll contribute to enterprise‑scale cloud projects, participate in architecture discussions, and mentor peers as a SME while working in a hybrid model with on-site and remote days. You’ll collaborate across teams,...

About Stripe Stripe is a financial infrastructure platform for businesses. Millions of companies - from the world’s largest enterprises to the most ambitious startups - use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase the GDP of the internet, and we have a staggering amount of work...

Design cloud-based backend services at BlackLine while applying clean coding and troubleshooting skills in a hybrid workplace model. As an Associate Software Engineer, you will help deliver high quality releases for BlackLine customers. Your work includes backend service development, feature optimization, technology evaluation, and collaboration with other...

Who we are About Stripe Stripe is a financial infrastructure platform for businesses. Millions of companies - from the world’s largest enterprises to the most ambitious startups - use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase the GDP of the internet, and we have a staggering...

Build high-performance backend systems with Golang in a permanent hybrid Senior Software Engineer position focused on enterprise energy management. Shape scalable technology through microservices and cloud-native engineering. This Senior Software Engineer role centers on modernizing distributed architectures and developing intelligent, data-driven energy...

About Cognichip At Cognichip, we are building AI-native tools that transform how semiconductor engineers create, verify, and optimize chips. Our platform combines large proprietary models, agentic workflows, domain-specific engineering intelligence, and high-performance simulation infrastructure to accelerate one of the world’s most complex engineering...

Apply backend engineering and modular software skills to evaluate AI agents remotely through flexible freelance work with Outlier. Outlier collaborates with leading AI organizations to train large language models. This freelance opportunity suits engineers with at least two years of backend, AI automation, or complex systems integration experience....

("Cracked engineers only": Tyce is looking for backend engineers who ship fast and own outcomes.)About UsWe're solving one of the largest problems in the physical world: public infrastructure that's too slow and too expensive to build. Construction is a $17 trillion global industry, and it runs on human expertise that doesn't scale, so we're building the AI...

Why Harvey At Harvey, we’re transforming how legal and professional services operate. By combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise, we’re reshaping how critical knowledge work gets done for decades to come. Why Harvey At Harvey, we’re transforming how legal and professional services operate. By combining...

We are looking for an experienced Backend Platform Engineer to build, maintain, and scale the infrastructure powering an innovative AI-enabled product designed for children. In this role, you will take end-to-end ownership of the backend ecosystem, including APIs, real-time connectivity, job processing pipelines, and cloud infrastructure. You will ensure...

About Cognichip At Cognichip, we are building AI-native tools that transform how semiconductor engineers create, verify, and optimize chips. Our platform combines large proprietary models, agentic workflows, domain-specific engineering intelligence, and high-performance simulation infrastructure to accelerate one of the world’s most complex engineering...

Apexon is a digital-first technology services firm specialized in accelerating business transformation and delivering human-centric digital experiences.We bring together distinct core competencies in AI, analytics, app development, cloud, commerce, CX, data, DevOps, IoT, mobile, quality engineering and UX, with proprietary accelerators and platforms.Backed...

DescriptionWe are hiring a Senior Backend Engineer for its Customer Focus Group (CFG) — a technical team that bridges engineering and the commercial side of the product. CFG members handle development, architecture, product, and direct customer interaction: translating customer needs into the product, building new features, and resolving pressing technical...

OX Security is securing the AI-driven SDLC from prompt to production. We're building the next generation of security technology for a world where AI is changing how software is built, deployed, and attacked. We're looking for a strong Senior Backend Engineer to join VIBESEC, the team building our AI security products. This is one of the most exciting places...

Why HarveyAt Harvey, we’re transforming how legal and professional services operate. By combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise, we’re reshaping how critical knowledge work gets done for decades to come.Why HarveyAt Harvey, we’re transforming how legal and professional services operate. By combining...

About StripeStripe is a financial infrastructure platform for businesses. Millions of companies - from the world’s largest enterprises to the most ambitious startups - use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase the GDP of the internet, and we have a staggering amount of work...

At Swoop, our mission is simple: Improving patient outcomes. As a market leader in AI-driven, data-powered, and privacy-compliant healthcare engagement, we connect the signals that drive earlier diagnosis, better treatment decisions, and sustained adherence.Our integrated, privacy-safe platform, enables life sciences companies to drive measurable patient and...

Movable Ink scales content personalization for marketers through data-activated content generation and AI decisioning. The world’s most innovative brands rely on Movable Ink to maximize revenue, simplify workflow and boost marketing agility. Headquartered in New York City with close to 600 employees, Movable Ink serves its global client base with...

About the team + roleWe are building an elite team, applying frontier technologies to the world’s biggest financial problems. We’re looking for bold thinkers. Sharp problem-solvers. Builders who are wired to make an impact. Robinhood isn’t a place for complacency, it’s where ambitious people do the best work of their careers. We’re a...

Location Remote / Hybrid Greater Toronto Area We are looking for a Backend Software Engineer with strong Rust expertise to build secure, scalable, and high-performance services for our Next-Gen Non-Human Identity (NHI) Platform. You will play a key role in designing and implementing backend services, APIs, and cryptographic workflows, working closely with...