diff --git a/api/.golangci.yaml b/api/.golangci.yaml
index 3ced8a3..80d942e 100644
--- a/api/.golangci.yaml
+++ b/api/.golangci.yaml
@@ -7,3 +7,7 @@ linters:
    - gofumpt
    - gci
    - exhaustivestruct
+linters-settings:
+  lll:
+    line-length: 128
+    tab-width: 2
diff --git a/api/cmd/iris/api/main.go b/api/cmd/iris/api/main.go
index fd49494..f1ac396 100644
--- a/api/cmd/iris/api/main.go
+++ b/api/cmd/iris/api/main.go
@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"log"
 	"net/http"
+	"time"
 
 	"iris/api/internal/config"
 	"iris/api/internal/graph/generated"
@@ -16,6 +17,7 @@ import (
 	"github.com/99designs/gqlgen/graphql/handler/transport"
 	"github.com/99designs/gqlgen/graphql/playground"
 	"github.com/go-chi/chi"
+	"github.com/linxGnu/goseaweedfs"
 	"github.com/rs/cors"
 )
 
@@ -32,6 +34,13 @@ func main() {
 		panic(err)
 	}
 
+	seaweed, err := goseaweedfs.NewSeaweed(
+		cfg.CDN.URL, nil, cfg.CDN.ChunkSize,
+		&http.Client{Timeout: time.Duration(cfg.CDN.Timeout) * time.Minute})
+	if err != nil {
+		panic(err)
+	}
+
 	router := chi.NewRouter()
 	router.Use(cors.Default().Handler)
 
@@ -39,6 +48,7 @@ func main() {
 		Resolvers: &resolvers.Resolver{
 			Config: &cfg,
 			DB:     db,
+			CDN:    seaweed,
 		},
 	}
 
@@ -46,6 +56,7 @@ func main() {
 	srv.AddTransport(transport.Options{})
 	srv.AddTransport(transport.POST{})
 	srv.AddTransport(transport.GET{})
+	srv.AddTransport(transport.MultipartForm{})
 	srv.Use(extension.Introspection{})
 
 	router.Handle("/", playground.Handler("graphql playground", "/graphql"))
diff --git a/api/go.mod b/api/go.mod
index d56fd53..2bff76b 100644
--- a/api/go.mod
+++ b/api/go.mod
@@ -10,6 +10,7 @@ require (
 	github.com/golang/snappy v0.0.4 // indirect
 	github.com/kelseyhightower/envconfig v1.4.0
 	github.com/klauspost/compress v1.13.5 // indirect
+	github.com/linxGnu/goseaweedfs v0.1.5 // indirect
 	github.com/rs/cors v1.8.0
 	github.com/vektah/gqlparser/v2 v2.1.0
 	github.com/youmark/pkcs8 v0.0.0-20201027041543-1326539a0a0a // indirect
diff --git a/api/go.sum b/api/go.sum
index 38ff991..cbe27aa 100644
--- a/api/go.sum
+++ b/api/go.sum
@@ -81,6 +81,10 @@ github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORN
 github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
 github.com/leodido/go-urn v1.1.0/go.mod h1:+cyI34gQWZcE1eQU7NVgKkkzdXDQHr1dBMtdAPozLkw=
+github.com/linxGnu/goseaweedfs v0.1.5 h1:7dChPdq8+fsPH0yqxKEofPhiosaar4LWePm4M+1Taz0=
+github.com/linxGnu/goseaweedfs v0.1.5/go.mod h1:Zwe/7H7FJaPQyMTNKXgv6fhVDw6qi34MMJQp1K0VLNc=
+github.com/linxGnu/gumble v1.0.0 h1:OAJud8Hy4rmV9I5p/KTRiVpwwklMTd9Ankza3Mz7a4M=
+github.com/linxGnu/gumble v1.0.0/go.mod h1:iyhNJpBHvJ0q2Hr41iiZRJyj6LLF47i2a9C9zLiucVY=
 github.com/logrusorgru/aurora v0.0.0-20200102142835-e9ef32dff381/go.mod h1:7rIyQOR62GCctdiQpZ/zOJlFyk6y+94wXzv6RNZgaR4=
 github.com/markbates/oncer v0.0.0-20181203154359-bf2de49a0be2/go.mod h1:Ld9puTsIW75CHf65OeIOkyKbteujpZVXDpWK6YGZbxE=
 github.com/markbates/safe v1.0.1/go.mod h1:nAqgmRi7cY2nqMc92/bSEeQA+R4OheNU2T1kNSCBdG0=
@@ -111,6 +115,7 @@ github.com/rs/cors v1.8.0 h1:P2KMzcFwrPoSjkF1WLRPsp3UMLyql8L4v9hQpVeK5so=
 github.com/rs/cors v1.8.0/go.mod h1:EBwu+T5AvHOcXwvZIkQFjUN6s8Czyqw12GL/Y0tUyRM=
 github.com/russross/blackfriday/v2 v2.0.1 h1:lPqVAte+HuHNfhJ/0LC98ESWRz8afy9tM/0RK8m9o+Q=
 github.com/russross/blackfriday/v2 v2.0.1/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
+github.com/scryner/lfreequeue v0.0.0-20121212074822-473f33702129/go.mod h1:0OrdloYlIayHGsgKYlwEnmdrPWmuYtbdS6Dm71PprFM=
 github.com/sergi/go-diff v1.1.0 h1:we8PVUC3FE2uYfodKH/nBHMSetSfHDR6scGdBi+erh0=
 github.com/sergi/go-diff v1.1.0/go.mod h1:STckp+ISIX8hZLjrqAeVduY0gWCT9IjLuqbuNXdaHfM=
 github.com/shurcooL/httpfs v0.0.0-20171119174359-809beceb2371/go.mod h1:ZY1cvUeJuFPAdZ/B6v7RHavJWZn2YPVFQ1OSXhCGOkg=
@@ -136,6 +141,7 @@ github.com/ugorji/go v1.1.7/go.mod h1:kZn38zHttfInRq0xu/PH0az30d+z6vm202qpg1oXVM
 github.com/ugorji/go/codec v1.1.7/go.mod h1:Ax+UKWsSmolVDwsd+7N3ZtXu+yMGCf907BLYF3GoBXY=
 github.com/urfave/cli/v2 v2.1.1 h1:Qt8FeAtxE/vfdrLmR3rxR6JRE0RoVmbXu8+6kZtYU4k=
 github.com/urfave/cli/v2 v2.1.1/go.mod h1:SE9GqnLQmjVa0iPEY0f1w3ygNIYcIJ0OKPMoW2caLfQ=
+github.com/valyala/fastrand v1.0.0/go.mod h1:HWqCzkrkg6QXT8V2EXWvXCoow7vLwOFN002oeRzjapQ=
 github.com/vektah/dataloaden v0.2.1-0.20190515034641-a19b9a6e7c9e/go.mod h1:/HUdMve7rvxZma+2ZELQeNh88+003LL7Pf/CZ089j8U=
 github.com/vektah/gqlparser/v2 v2.1.0 h1:uiKJ+T5HMGGQM2kRKQ8Pxw8+Zq9qhhZhz/lieYvCMns=
 github.com/vektah/gqlparser/v2 v2.1.0/go.mod h1:SyUiHgLATUR8BiYURfTirrTcGpcE+4XkV2se04Px1Ms=
diff --git a/api/internal/config/config.go b/api/internal/config/config.go
index 41996de..8bbf0cb 100644
--- a/api/internal/config/config.go
+++ b/api/internal/config/config.go
@@ -1,6 +1,8 @@
 package config
 
-import "github.com/kelseyhightower/envconfig"
+import (
+	"github.com/kelseyhightower/envconfig"
+)
 
 type (
 	Database struct {
@@ -8,8 +10,15 @@ type (
 		Name string `enconfig:"DB_NAME" default:"iris"`
 	}
 
+	CDN struct {
+		URL       string `envconfig:"CDN_URL" default:"http://storage-master:5020"`
+		ChunkSize int64  `envconfig:"CDN_CHUNK_SIZE" default:"1048576"`
+		Timeout   int64  `envconfig:"CDN_TIMEOUT" default:"5"`
+	}
+
 	Config struct {
 		Database
+		CDN
 		Port int `envconfig:"PORT" default:"5001"`
 	}
 )
diff --git a/api/internal/graph/generated/generated.go b/api/internal/graph/generated/generated.go
index 722bd54..abe6e56 100644
--- a/api/internal/graph/generated/generated.go
+++ b/api/internal/graph/generated/generated.go
@@ -10,6 +10,7 @@ import (
 	"strconv"
 	"sync"
 	"sync/atomic"
+	"time"
 
 	"github.com/99designs/gqlgen/graphql"
 	"github.com/99designs/gqlgen/graphql/introspection"
@@ -60,6 +61,7 @@ type ComplexityRoot struct {
 		CreatedAt     func(childComplexity int) int
 		Description   func(childComplexity int) int
 		FileName      func(childComplexity int) int
+		FileSize      func(childComplexity int) int
 		ID            func(childComplexity int) int
 		ImageURL      func(childComplexity int) int
 		MediaMetadata func(childComplexity int) int
@@ -199,6 +201,13 @@ func (e *executableSchema) Complexity(typeName, field string, childComplexity in
 
 		return e.complexity.MediaItem.FileName(childComplexity), true
 
+	case "MediaItem.fileSize":
+		if e.complexity.MediaItem.FileSize == nil {
+			break
+		}
+
+		return e.complexity.MediaItem.FileSize(childComplexity), true
+
 	case "MediaItem.id":
 		if e.complexity.MediaItem.ID == nil {
 			break
@@ -462,6 +471,7 @@ func (ec *executionContext) introspectType(name string) (*introspection.Type, er
 
 var sources = []*ast.Source{
 	{Name: "schema.graphql", Input: `scalar Upload
+scalar Time
 
 type MediaItem {
   id: String!
@@ -469,9 +479,10 @@ type MediaItem {
   imageUrl: String!
   mimeType: String!
   fileName: String!
+  fileSize: Int!
   mediaMetadata: MediaMetaData!
-  createdAt: String!
-  updatedAt: String!
+  createdAt: Time!
+  updatedAt: Time!
 }
 
 type MediaMetaData {
@@ -1136,6 +1147,41 @@ func (ec *executionContext) _MediaItem_fileName(ctx context.Context, field graph
 	return ec.marshalNString2string(ctx, field.Selections, res)
 }
 
+func (ec *executionContext) _MediaItem_fileSize(ctx context.Context, field graphql.CollectedField, obj *models.MediaItem) (ret graphql.Marshaler) {
+	defer func() {
+		if r := recover(); r != nil {
+			ec.Error(ctx, ec.Recover(ctx, r))
+			ret = graphql.Null
+		}
+	}()
+	fc := &graphql.FieldContext{
+		Object:     "MediaItem",
+		Field:      field,
+		Args:       nil,
+		IsMethod:   false,
+		IsResolver: false,
+	}
+
+	ctx = graphql.WithFieldContext(ctx, fc)
+	resTmp, err := ec.ResolverMiddleware(ctx, func(rctx context.Context) (interface{}, error) {
+		ctx = rctx // use context from middleware stack in children
+		return obj.FileSize, nil
+	})
+	if err != nil {
+		ec.Error(ctx, err)
+		return graphql.Null
+	}
+	if resTmp == nil {
+		if !graphql.HasFieldError(ctx, fc) {
+			ec.Errorf(ctx, "must not be null")
+		}
+		return graphql.Null
+	}
+	res := resTmp.(int64)
+	fc.Result = res
+	return ec.marshalNInt2int64(ctx, field.Selections, res)
+}
+
 func (ec *executionContext) _MediaItem_mediaMetadata(ctx context.Context, field graphql.CollectedField, obj *models.MediaItem) (ret graphql.Marshaler) {
 	defer func() {
 		if r := recover(); r != nil {
@@ -1201,9 +1247,9 @@ func (ec *executionContext) _MediaItem_createdAt(ctx context.Context, field grap
 		}
 		return graphql.Null
 	}
-	res := resTmp.(string)
+	res := resTmp.(time.Time)
 	fc.Result = res
-	return ec.marshalNString2string(ctx, field.Selections, res)
+	return ec.marshalNTime2timeᚐTime(ctx, field.Selections, res)
 }
 
 func (ec *executionContext) _MediaItem_updatedAt(ctx context.Context, field graphql.CollectedField, obj *models.MediaItem) (ret graphql.Marshaler) {
@@ -1236,9 +1282,9 @@ func (ec *executionContext) _MediaItem_updatedAt(ctx context.Context, field grap
 		}
 		return graphql.Null
 	}
-	res := resTmp.(string)
+	res := resTmp.(time.Time)
 	fc.Result = res
-	return ec.marshalNString2string(ctx, field.Selections, res)
+	return ec.marshalNTime2timeᚐTime(ctx, field.Selections, res)
 }
 
 func (ec *executionContext) _MediaItemConnection_nodes(ctx context.Context, field graphql.CollectedField, obj *models.MediaItemConnection) (ret graphql.Marshaler) {
@@ -3196,6 +3242,11 @@ func (ec *executionContext) _MediaItem(ctx context.Context, sel ast.SelectionSet
 			if out.Values[i] == graphql.Null {
 				invalids++
 			}
+		case "fileSize":
+			out.Values[i] = ec._MediaItem_fileSize(ctx, field, obj)
+			if out.Values[i] == graphql.Null {
+				invalids++
+			}
 		case "mediaMetadata":
 			out.Values[i] = ec._MediaItem_mediaMetadata(ctx, field, obj)
 			if out.Values[i] == graphql.Null {
@@ -3759,6 +3810,21 @@ func (ec *executionContext) marshalNInt2int(ctx context.Context, sel ast.Selecti
 	return res
 }
 
+func (ec *executionContext) unmarshalNInt2int64(ctx context.Context, v interface{}) (int64, error) {
+	res, err := graphql.UnmarshalInt64(v)
+	return res, graphql.ErrorOnPath(ctx, err)
+}
+
+func (ec *executionContext) marshalNInt2int64(ctx context.Context, sel ast.SelectionSet, v int64) graphql.Marshaler {
+	res := graphql.MarshalInt64(v)
+	if res == graphql.Null {
+		if !graphql.HasFieldError(ctx, graphql.GetFieldContext(ctx)) {
+			ec.Errorf(ctx, "must not be null")
+		}
+	}
+	return res
+}
+
 func (ec *executionContext) marshalNMediaItem2irisᚋapiᚋinternalᚋmodelsᚐMediaItem(ctx context.Context, sel ast.SelectionSet, v models.MediaItem) graphql.Marshaler {
 	return ec._MediaItem(ctx, sel, &v)
 }
@@ -3812,6 +3878,21 @@ func (ec *executionContext) marshalNString2string(ctx context.Context, sel ast.S
 	return res
 }
 
+func (ec *executionContext) unmarshalNTime2timeᚐTime(ctx context.Context, v interface{}) (time.Time, error) {
+	res, err := graphql.UnmarshalTime(v)
+	return res, graphql.ErrorOnPath(ctx, err)
+}
+
+func (ec *executionContext) marshalNTime2timeᚐTime(ctx context.Context, sel ast.SelectionSet, v time.Time) graphql.Marshaler {
+	res := graphql.MarshalTime(v)
+	if res == graphql.Null {
+		if !graphql.HasFieldError(ctx, graphql.GetFieldContext(ctx)) {
+			ec.Errorf(ctx, "must not be null")
+		}
+	}
+	return res
+}
+
 func (ec *executionContext) unmarshalNUpload2githubᚗcomᚋ99designsᚋgqlgenᚋgraphqlᚐUpload(ctx context.Context, v interface{}) (graphql.Upload, error) {
 	res, err := graphql.UnmarshalUpload(v)
 	return res, graphql.ErrorOnPath(ctx, err)
diff --git a/api/internal/graph/resolvers/resolver.go b/api/internal/graph/resolvers/resolver.go
index 7870935..8945a44 100644
--- a/api/internal/graph/resolvers/resolver.go
+++ b/api/internal/graph/resolvers/resolver.go
@@ -3,6 +3,8 @@ package resolvers
 import (
 	"iris/api/internal/config"
 	"iris/api/pkg/mongo"
+
+	"github.com/linxGnu/goseaweedfs"
 )
 
 // This file will not be regenerated automatically.
@@ -12,4 +14,5 @@ import (
 type Resolver struct {
 	Config *config.Config
 	DB     *mongo.Connection
+	CDN    *goseaweedfs.Seaweed
 }
diff --git a/api/internal/graph/resolvers/schema.resolvers.go b/api/internal/graph/resolvers/schema.resolvers.go
index a73e1fa..ece35fd 100644
--- a/api/internal/graph/resolvers/schema.resolvers.go
+++ b/api/internal/graph/resolvers/schema.resolvers.go
@@ -6,8 +6,10 @@ package resolvers
 import (
 	"context"
 	"errors"
+	"fmt"
 	"iris/api/internal/graph/generated"
 	"iris/api/internal/models"
+	"time"
 
 	"github.com/99designs/gqlgen/graphql"
 	"go.mongodb.org/mongo-driver/bson"
@@ -16,7 +18,28 @@ import (
 )
 
 func (r *mutationResolver) Upload(ctx context.Context, file graphql.Upload) (bool, error) {
-	return false, nil
+	result, err := r.CDN.Upload(file.File, file.Filename, file.Size, "", "")
+	if err != nil {
+		return false, err
+	}
+
+	// later(omkar): Calculate media metadata
+
+	_, err = r.DB.Collection(models.ColMediaItems).InsertOne(ctx, bson.D{
+		{Key: "imageUrl", Value: fmt.Sprintf("http://%s/%s", result.Server, result.FileID)},
+		{Key: "description", Value: nil},
+		{Key: "mimeType", Value: result.MimeType},
+		{Key: "fileName", Value: result.FileName},
+		{Key: "fileSize", Value: result.FileSize},
+		{Key: "mediaMetadata", Value: nil},
+		{Key: "createdAt", Value: time.Now()},
+		{Key: "updatedAt", Value: time.Now()},
+	})
+	if err != nil {
+		return false, err
+	}
+
+	return true, nil
 }
 
 func (r *mutationResolver) UpdateEntity(ctx context.Context, id string, name string) (bool, error) {
@@ -98,8 +121,7 @@ func (r *queryResolver) MediaItems(ctx context.Context, page *int, limit *int) (
 	}, nil
 }
 
-func (r *queryResolver) Search(ctx context.Context, q string,
-	page *int, limit *int) (*models.MediaItemConnection, error) {
+func (r *queryResolver) Search(ctx context.Context, q string, page *int, limit *int) (*models.MediaItemConnection, error) {
 	return nil, nil
 }
 
@@ -107,8 +129,7 @@ func (r *queryResolver) Explore(ctx context.Context) (*models.ExploreResponse, e
 	return nil, nil
 }
 
-func (r *queryResolver) Entity(ctx context.Context, id string,
-	page *int, limit *int) (*models.MediaItemConnection, error) {
+func (r *queryResolver) Entity(ctx context.Context, id string, page *int, limit *int) (*models.MediaItemConnection, error) {
 	return nil, nil
 }
 
diff --git a/api/internal/models/mediaitem.go b/api/internal/models/mediaitem.go
index 29a9b79..87093f5 100644
--- a/api/internal/models/mediaitem.go
+++ b/api/internal/models/mediaitem.go
@@ -1,5 +1,7 @@
 package models
 
+import "time"
+
 const ColMediaItems = "mediaitems"
 
 type (
@@ -9,9 +11,10 @@ type (
 		ImageURL      string         `json:"imageUrl"`
 		MimeType      string         `json:"mimeType"`
 		FileName      string         `json:"fileName"`
+		FileSize      int64          `json:"fileSize"`
 		MediaMetadata *MediaMetaData `json:"mediaMetadata"`
-		CreatedAt     string         `json:"createdAt"`
-		UpdatedAt     string         `json:"updatedAt"`
+		CreatedAt     time.Time      `json:"createdAt"`
+		UpdatedAt     time.Time      `json:"updatedAt"`
 	}
 
 	MediaMetaData struct {
diff --git a/api/schema.graphql b/api/schema.graphql
index f4dc7fd..791d070 100644
--- a/api/schema.graphql
+++ b/api/schema.graphql
@@ -1,4 +1,5 @@
 scalar Upload
+scalar Time
 
 type MediaItem {
   id: String!
@@ -6,9 +7,10 @@ type MediaItem {
   imageUrl: String!
   mimeType: String!
   fileName: String!
+  fileSize: Int!
   mediaMetadata: MediaMetaData!
-  createdAt: String!
-  updatedAt: String!
+  createdAt: Time!
+  updatedAt: Time!
 }
 
 type MediaMetaData {
diff --git a/docker-compose.yaml b/docker-compose.yaml
index 2345fce..1d11a02 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -37,13 +37,15 @@ services:
     image: chrislusf/seaweedfs
     ports:
       - '5020:5020'
-    command: "master -ip=storage-master -port=5020"
+      - '15020:15020'
+    command: 'master -ip=storage-master -port=5020'
   storage-volume:
     container_name: storage-volume
     image: chrislusf/seaweedfs
     ports:
       - '5021:5021'
-    command: 'volume -mserver="storage-master:5020" -port=5021'
+      - '15021:15021'
+    command: 'volume -ip=storage-volume -mserver="storage-master:5020" -port=5021'
     depends_on:
       - storage-master
 networks: